SMARTY M eng
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VALMAR HANDLING, OPERATING AND MAINTENANCE GUIDE OF THE APPLIANCES FOR THE PRODUCTION OF ICE CREAM Model SMARTY M
Transcript of SMARTY M eng
VALMAR
HANDLING, OPERATING AND MAINTENANCE GUIDE OF THE APPLIANCES
FOR THE PRODUCTION OF ICE CREAM
Model SMARTY M
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Italian Gelato Concepts Pty LimitedPO Box 2134 Toowong Qld 4066
ABN 48 603 731 424
Mob: +61 (0) 411 089 142
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TABLE OF CONTENTS 1 INSTRUCTIONS ON HOW TO USE THE GUIDE ...................................... 5
1.1 SYMBOLS USED IN THE GUIDE ........................................................ 5
2 GENERAL FEATURES AND SPECIFICATIONS ....................................... 6
2.1 GENERAL FEATURES ........................................................................ 6
2.2 IDENTIFICATION OF THE APPLIANCE ............................................. 8
2.3 TECHNICAL SPECIFICATIONS .......................................................... 9
3 TRANSPORTATION AND PLACING OF THE APPLIANCE ................... 10
3.1 INSTRUCTIONS FOR PREVENTING INJURIES .............................. 10
3.2 UNLOADING THE APPLIANCE FROM THE LORRY........................ 11
3.3 UNPACKING OF THE APPLIANCE ................................................... 12
3.4 PLACING THE APPLIANCE ON THE GROUND ............................... 12
4 REQUIREMENTS AND CONDITIONS FOR NORMAL OPERATION OF THE APPLIANCE ............................................................................................ 13
4.1 ENVIRONMENTAL CONDITIONS ..................................................... 13
4.2 WATER SUPPLY REQUIREMENTS ................................................. 13
4.3 ELECTRICITY SUPPLY REQUIREMENTS ....................................... 14
5 CONNECTING THE APPLIANCE ............................................................ 15
5.1 INSTRUCTIONS FOR PREVENTION OF INJURIES ........................ 15
5.2 CONNECTING THE APPLIANCE TO THE WATER SUPPLY ........... 15
5.3 CONNECTING THE APPLIANCE TO THE POWER SUPPLY .......... 16
6 OPERATING THE APPLIANCE ............................................................... 17
7 CONTROL BOARD .................................................................................. 18
7.1 MIXTURE TREATING CONTROLS ................................................... 18
7.2 Ice cream PROCESSING CONTROL ................................................ 20
8 PROTECTION OF THE USER AND OF THE MACHINE ......................... 22
8.1 PROTECTION OF THE USER........................................................... 22
8.2 ELECTRICAL OVERLOAD PROTECTION ........................................ 22
8.3 THERMIC SAFETY DEVICES ........................................................... 22
8.4 PROTECTION OF THE COOLING SYSTEM .................................... 22
9 USE OF THE APPLIANCE ....................................................................... 23
9.1 INSTRUCTIONS FOR THE PREVENTION OF INJURIES ................ 23
9.2 ASIC RULES FOR OPERATING THE APPLIANCE .......................... 24
9.3 COVER OF THE PRODUCTION CYLINDER .................................... 25
9.4 OUTLET VALVE ................................................................................ 25
9.5 PROCESSING CYLINDER DOOR .................................................... 26
9.6 OUTLET HOLE COVER .................................................................... 27
9.7 TO-DO LIST BEFORE OPERATING THE APPLIANCE .................... 27
9.8 MIXTURE TREATING WITH FAST HEATING ................................... 28
9.9 MIXTURE TREATING WITH SLOW HEATING ................................. 28
9.10 ICE CREAM PROCESSING .............................................................. 29
9.11 EJECTION - POURING OUT ............................................................. 29
10 CLEANING OF THE APPLIANCE ............................................................ 30
10.1 INSTRUCTIONS FOR THE PREVENTION OF INJURIES ................ 30
10.2 CLEANING THE SURFACES OF THE APPLIANCE ......................... 31
10.3 USING THE WATER IPE FOR CLEANING ....................................... 31
10.4 CLEANING OF PARTS THAT COME IN CONTACT WITH THE ICE CREAM ......................................................................................................... 32
10.5 DESINFECTING THE MIXTURE TREATING CYLINDER ................. 49
10.6 DISINFECTING THE ICE CREAM PRODUCTION CYLINDER ......... 49
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11 MAINTENANCE OF THE APPLIANCE .................................................... 49
11.1 INSTRUCTIONS FOR PREVENTION OF INJURIES ........................ 49
11.2 PROBLEMS, ERRORS AND TROUBLESHOOTING ........................ 50
11.3 REGULAR MAINTENANCE INSPECTION PLAN.............................. 51
11.4 TEST - RUN ....................................................................................... 51
11.5 CHECKING THE CONDITION AND WEAR OF THE MIXER BLADES 52
11.6 REPLACING THE MIXER BLADES AND SLIDERS .......................... 52
11.7 SETTING THE WATER REGULATION VALVE ................................. 55
11.8 DANGER OF TEMPERATURES BELOW 0 °C ................................. 56
11.9 ORDERING SPARE PARTS .............................................................. 57
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1 INSTRUCTIONS ON HOW TO USE THE GUIDE Since we are in the company VALMAR aware that it is in yours as well as in our interest that the machine would operate at its best and as cheap as possible we have prepared this instruction manual, in order to assist you with your machine. The instruction manual must be stored near the machine, so you will be able to access it when needed. Only authorized persons (operators), who know how to operate the appliance, are allowed to handle and operate it. Operators must read and study the manual carefully and they must follow the instructions. The company VALMAR can not be held responsible for any kind of damage or injuries occurred due to non-consideration of the instruction manual. Further to these instructions, all applicable environmental legislation and regulations regarding safety at work must be taken into consideration. Handling the appliance required carefulness, which is expressed in the manual with symbols.
1.1 SYMBOLS USED IN THE GUIDE
This symbol represents important content in the manual. You should study the text accompanied with this symbol carefully. Disregard of instructions and warning symbols may lead to serious personal injury and damage to the appliance. This symbol represents explicit prohibition of specific actions or operations. When you see this symbol, special attention should be paid to what it refers. This symbol calls your attention to the importance of the text as regards proper handling of the appliance, but without danger of personal injury. This symbol means that the content of the text is of a technical nature and is related to technical specifications. This symbol is an instruction to proceed with caution while engaging in a specific operation referred to in the text. This symbol means that the action to which it refers may also be carried out by persons skilled in the operation of the appliance. This symbol is a warning that any action or operation referred to in the text must be carried out only by authorized servicing personnel.
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2 GENERAL FEATURES AND SPECIFICATIONS
2.1 GENERAL FEATURES
The appliance is designed exclusively for the ice cream production and the processing of fresh ice cream. The manufacturing company VALMAR cannot be held liable in any way for personal injuries or damage caused to the appliance in cases when the appliance has been used for any other purposes than those specified. The appliance consists of:
� main construction � side panels and top cover � mixture producing cylinder with mixer � electrical assembly � hydraulic assembly (water) � cooling assembly
It is forbidden to reassemble, alter or in any way modify the appliance or any part of the appliance without an express permission of the manufacturer. This appliance is designed in compliance with the following European directives:
� CE 98/37 and updates, � CEE 73/23 and updates, � CEE 89/336 and updates, � CEE 89/109 and updates,
and following standards:
� EN 292 � EN 294 � EN 60204
This appliance is fully compliant with all legal standards for operational safety. The level of operating noise does not exceed 70 dB. Cooling is carried out with the use of ecological gas R507 and water condenser with the possibility of mounting air condenser. With the intention to provide our customers with a well-tested appliance, ready for normal operation, the initial start-up is always carried out at the factory by the manufacturer before the product is packed and shipped to our client. Additional start-up and appliance's adjustments can be made on the client's premises by technicians authorized by VALMAR. The price of the appliance does not include the initial start-up on the client's premises. Set the appliance in a suitable place, block it to ensure stability, and connect to the water and power supplies. Blocked and connected appliance is ready for operation.
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The price of the appliance does not include installation costs and the cost of the demonstration of its operation. The warranty does not include replacements or repairs of malfunctions caused by incorrect connection of the appliance. The quality and the quantity of the ice cream depend on:
� temperature of the cooling water � temperature of air � final temperature of the ice cream � quantity and quality of the ice cream mixture � desired consistency of ice cream � increase in the volume of ice cream
Mixtures treating starts by pouring ice cream mixture in the mixture treating cylinder and then rotating mixture treating selector to the position FAST HEATING or SLOW HEATING. The mixture is heated up to treating temperature and then maintained at treating temperature until is poured into processing cylinder. Hot mixture is poured into ice cream processing cylinder. Rotating ice cream processing selector to the position ICE CREAM PROCESSING activates ice cream processing. The mixture is cooled down to final temperature of the ice cream. Ice cream is poured out through the outlet hole by rotating ice cream processing selector to the position POURING OUT. Appliances operations:
� mixing and heating with both heaters in the mixture treating cylinder up to the preseted treating temperature T=85°C and then maintaining the mixture at the preseted treating temperature (FAST HEATING)
� mixing and heating with only bottom heater in the mixture treating cylinder up to the preseted treating temperature T=85°C and then maintaining the mixture at the preseted treating temperature (SLOW HEATING)
� mixing in the mixture treating cylinder (MIXING, CLEANING, DESINFECTING, TESTING START UP)
� processing ice cream in the processing cylinder, controlled by preseted temperature (ICE CREAM PROCESSING)
� fast mixing in the processing cylinder (POURING OUT) � slow mixing in the processing cylinder (CLEANING, DESINFECTING,
TESTING START UP) The warranty does not include replacements or repairs of malfunctions caused by incorrect use of the appliance.
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2.2 IDENTIFICATION OF THE APPLIANCE
Every appliance has its own identification label, which is fixed on the backside of the appliance. The ID label contains the essential technical specifications of the appliance:
� manufacturer � manufacturers address � model � serial number � power supply voltage � nominal frequency � maximum current � cooling gas type � cooling gas weight � power � year of manufacturing
The ID label must not be removed or damaged.
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2.3 TECHNICAL SPECIFICATIONS
The appliances essential technical specifications:
� power supply voltage (see appliance label) � maximum current (see appliance label) � power (see appliance label) � nominal frequency (see appliance label) � water consumption � production capacity � capacity of a cylinder cycle � weight � dimensions
All technical specifications, such as the weight, dimensions and power of the appliance are not mandatory for the manufacturer and may change.
* The water consumption depends on:
� the incoming water temperature � the ice cream mixture type � the ice cream mixture temperature � the required final ice cream temperature
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MODEL SMARTY QUICK
WEIGHT DIMENSIONS POWER WATER
FLUX cca PRODUCTION OF
ICE-CREAM SINGLE QUANTITY
VOLUME/CYCLE
Kg A B C KW * l/ciklus Kg/h Min kg Max kg
6 280 610 910 1337 8,2 140 9~36 1,5 6
7 285 610 910 1337 8,2 150 9~42 1,5 7
9 302 610 910 1337 11,7 200 15~54 2,5 9
12 315 610 910 1337 11,7 210 18~72 3 12
15 407 610 1055 1337 18,7 300 18~90 3 15
18 422 610 1055 1437 18,7 350 18~108 3 18
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3 TRANSPORTATION AND PLACING OF THE APPLIANCE
3.1 INSTRUCTIONS FOR PREVENTING INJURIES
Pay due attention to legally required safety measures. At work wear suitable clothing. Do not wear ties, jeweller’s chains or belts, which could get caught in the machine. Do not shift or dislocate the safety switches or protective parts. Make sure that the lifting device is in good condition and that its load capacity exceeds the weight of the appliance (refer to the technical specifications data sheet). Lift the appliance following the instructions for its use and maintenance. Pay attention to the handling and handgrip locations. The use of a suitable lifting device is recommended. While lifting or moving the appliance do not stand under the machine. Do not turn the appliance after holding the cables or the water hose has lifted it. If you have to attend to any work higher up above the appliance, you should use a suitable ladder and not the appliance for support.
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3.2 UNLOADING THE APPLIANCE FROM THE LORRY
Required devices are a hand lift for pallets and a forklift truck with load capacity of at least 1,200 kg. Lift the crate containing the appliance using the hydraulic palette lift and move it as close to the open side of the lorry as possible. Remove the hand lift from underneath and handle the crate with the forklift truck. Make sure that the weight is focused on the holding points. Remove the crate from the lorry with the forklift truck in reverse gear as soon as the crate is moved out of the lorry, and lower the crate to the minimal height of around 30 cm. Slowly and carefully place the box containing the appliance in its place. To move the appliance around on the premises use wheels, which are supplied with the appliance.
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3.3 UNPACKING OF THE APPLIANCE
Upon the delivery of the appliance check if the crate was not damaged during transportation. The appliance is fixed to the pallet with two screws. The side covers should be removed and the screws detached. When the machine is unpacked, make sure that the packaging is disposed in a suitable manner and in compliance with standards on environmental safety.
3.4 PLACING THE APPLIANCE ON THE GROUND
Place the machine on a level solid surface with an adequate strength of at least 600 kg per m² for the weight of the machine, and position the appliance at least 60 cm away from the wall or other objects. Leave enough space in front of the appliance to ensure comfortable access and work with the appliance. While placing the appliance in position, block the front wheels (by pressing the brake), which will ensure that the appliance will not be able to move.
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4 REQUIREMENTS AND CONDITIONS FOR NORMAL OPERATION OF THE APPLIANCE
Before connecting the appliance to electricity supply, the operator must make sure that environment requirements have been met: the temperature and humidity of the air must be appropriate and the water supply and electricity networks comply with all requirements for normal operation of the appliance. When the characteristics of either the water supply or electricity network fail to meet the requirements for normal operation, the machine must not be connected to power supply.
4.1 ENVIRONMENTAL CONDITIONS
Prior to connecting the appliance, the temperature and the humidity of the environment, in which the appliance will be operated, must be assessed and checked. If room temperature drops under 0 ºC (273K), water must be released from the condenser.
4.2 WATER SUPPLY REQUIREMENTS
Prior to connecting the appliance to the power source, the temperature, pressure and water flow from the water supply network must be checked. Permitted water temperature and water pressure from the water supply network: Water supply must be checked for all conditions that are required for alimentary use. Low water pressure causes the cooling system to function improperly. The cooling gas does not condense, thus causing the compressor to overload. In such cases, the safety pressure valve kicks in and switches off the compressor. The results of mixture treating and ice cream production when the water pressure is too low are not as good as when the water pressure is normal. The maximum presence of chlorides in water is 120 ppm. Exchangers are not suitable for the use of salt water.
min. max.
WATER TEMPERATURE 5°C 30°C
WATER PRESSURE 100kPa (1bar) 800kPa (8bar)
WATER FLOW 600l/h
min. max.
AIR TEMPERATURE 10°C 43°C
AIR HUMIDITY 0% 85%
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4.3 ELECTRICITY SUPPLY REQUIREMENTS
Prior to connecting the appliance to the power source, the voltage and the maximum power current allowed in the network must be checked and the appliance must be protected externally with FUSES and the MAIN SWITCH. Permitted voltage of three-phase appliances (400/50/3): Permitted voltage of monophase appliances (230/50/1): The diameter of each phase conductor must be of an appropriate dimension (corresponding to the power of the fuses). The MAIN SWITCH must be installed in the immediate vicinity of the appliance, where it must be easily visible, accessible to the operator and appropriately marked.
Magnetothermic differential FUSES (slot ≥ 3 mm) of appropriate dimensions must be installed between the electricity network and the MAIN SWITCH. model max. current fuse type
SMARTY 6M (three-phase) 20 A SLOW SMARTY 6M (monophase) 40 A SLOW SMARTY 9M (three-phase) 25 A SLOW SMARTY 11M (three-phase) 25 A SLOW SMARTY 17M (three-phase) 32 A SLOW The position of the MAIN SWITCH with the FUSES in the power circuit scheme of the appliance:
nominal voltage min. voltage max. voltage
400V 380V (400V–5%) 420V (400V+5%)
nominal voltage min. voltage max. voltage
230V 220V (230V–5%) 240V (230V+5%)
THREE-PHASE MONOPHASE
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5 CONNECTING THE APPLIANCE
5.1 INSTRUCTIONS FOR PREVENTION OF INJURIES
When the characteristics of either the water supply or electricity network fail to meet the requirements for normal operation, the machine must not be connected to the power supply. It is forbidden to connect the appliance to the power source when the floor around the appliance is wet. It is forbidden to connect the appliance to the power source if any of the side panels and the cover is missing.
5.2 CONNECTING THE APPLIANCE TO THE WATER SUPPLY
The water supply regulation valve is connected to the WATER SUPPLY PORT. The water outlet pipe is connected to the WATER OUTLET PORT and to the outlet pipe leading to the drain. All these terminals have a diameter of 3/4" and are located on the backside of the machine. To connect the appliance to the water supply (water supply port) and the outlet to the drain (water outlet port), use pipes capable of withstanding 1MPa and measuring at least ½” in diameter (make sure upon the delivery that the pipes are supplied with the appliance).
If the appliance is meant to be used in areas with two separate water supplies, two separate water connectors are built in it, one for each: a DRINKING WATER SUPPLY PORT and a COOLING WATER SUPPLY PORT (condenser). The valve belonging to the cooling water supply must not be connected to the DRINKING WATER SUPPLY PORT. The valve belonging to the drinking water supply may be connected to the COOLING WATER SUPPLY PORT and/or to the DRINKING WATER SUPPLY PORT. The valve should be opened after the appliance has been connected to the water supply system.
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WATTER SUPPLY PORT (shower – drinkable water)
WATTER SUPPLY PORT (condenser)
WATER OUTLET PORT (condenser)
WATER OUTLET PORT
(condenser)
WATTER SUPPLY PORT (shower – drinkable water)
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5.3 CONNECTING THE APPLIANCE TO THE POWER SUPPLY
Only appropriately trained technicians are allowed to connect the appliance to the electrical current. They must follow installation instructions and observe the occupational safety regulations applying in the country in which the appliance is being installed. They must read the instructions carefully and above all thoroughly familiarize themselves with the sections on REQUIREMENTS AND CONDITIONS FOR NORMAL OPERATION OF THE APPLIANCE and the machine’s electrical circuit scheme. Before connecting the appliance, all attachments that might have become loose during transportation must be checked. Attachments that may have become loose or disconnected must be screwed back on and tightened. Connecting instructions for four-vein cable (three-phase appliances – 400/50/3): Connecting instructions for three-vein cable (monophase appliances – 230/50/1): A test start-up of the appliance is carried out by an appropriately trained electrician who has also connected the machine so as to make sure that it is properly connected (see the section on MAINTENANCE). If the machine has been connected correctly, the mixer in the production cylinder will rotate anti - clockwise.
Should the mixers rotate in the wrong direction, it is necessary to change the connecting position of any of the two phases.
phase type colour
L1 400 V ~ black L2 400 V ~ brown L3 400 V ~ grey PE ground yellow-green
phase type colour L1 230 V ~ brown N 230 V ~ blue PE ground yellow-green
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Production cylinder mixer, installed in appliances with built-in inverter, will rotate in the correct direction regardless of the connecting position of either of the phases so it is necesary check the direction of the mixer in the cooking cylinder. The mixer must rotate in clockwise direction.
Should the mixers rotate in the wrong direction, it is necessary to change the connecting position of any of the two phases. After connecting the appliance to the electricity network, appropriately trained electrician must also control the power consumption. The current must not exceed the maximum allowed on the identification plate or sticker (see the section GENERAL FEATURES AND SPECIFICATIONS).
6 OPERATING THE APPLIANCE The user operates the appliance standing in front of appliance. This position allows user to handle the control panel, the safety switch and the water flow regulation valve (shower). The appliance must be always under users control during operation.
The control panel is used to display the status or the operation phase the machine is in, to perform settings and to show messages and errors while producing ice cream. The safety switch is used to safely and securely switch of the electronics. The electronics is switched off by pressing down the switch-off key in the normal position and then depressing it. The switch will normally remain down and must be pulled back up by hand to return to its normal position. The shower is used for cleaning of the appliance.
WATER VALVE
CONTROL BOARD
WATER PIPE (DRINKABLE WATER)
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7 CONTROL BOARD Control panel is composed from mixture treating control panel and ice cream processing control.
7.1 MIXTURE TREATING CONTROLS
The mixture treating control panel has a controller with keys and display and a selector. The mixture treating controller with keys and display serve to display the temperature, for setting treating parameters and to display error messages during mixture treating process. The mixture treating selector is used to start and terminate various functions.
7.1.1 position FAST HEATING
Turning the mixture treating selector to the FAST HEATING position will start the ice cream mixtures treating at the preseted temperature. The mixture is heated with both heaters up to the preseted temperature 85°C. As soon as the heating phase is completed a short beeping sound is heard and the appliance enters cooking phase, where mixture is mixed and maintained at the preseted temperature. At the end of the phase, there is a long beep and mixtures maintenance phase starts up. The appliance mixes and maintains the mixture at preseted temperature.
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7.1.2 position SLOW HEATING
Turning the mixture treating selector to the FAST HEATING position will start the ice cream mixtures treating at the preseted temperature. The mixture is heated with both heaters up to the preseted temperature 85°C. As soon as the heating phase is completed a short beeping sound is heard and the appliance enters cooking phase, where mixture is mixed and maintained at the preseted temperature. At the end of the phase, there is a long beep and mixtures maintenance phase starts up. The appliance mixes and maintains the mixture at preseted temperature.
7.1.3 position MIXING
Turning the mixture treating selector to the MIXING position will start slow mixing in the cylinder. This operation is used for testing start up and for cleaning and disinfecting the cylinder. This operation should be carried out as briefly as possible.
7.1.4 position STOP
Turning the mixture treating selector to the STOP position will terminate any executing mixture treating operation. The mixture treating display will switch off. After this, any position of the mixture treating selector can be selected.
7.1.5 ICE CREAM PRODUCTION DISPLAY WITH KEYS
UP key
Pressing UP key: � together with the DOWN key will enter the SET phase; � if the controller is in SET phase, will increase selected
parameter value. DOWN key
Pressing DOWN key: � together with the UP key will enter the SET phase; � if the controller is in SET phase, will decrease selected
parameter value. Error message during mixtures treating
The error message could mean: � the controller is not functioning properly; � the probe is not connected to the controller; � the probe is short circuited.
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7.1.6 ICE CREAM PRODUCTION DISPLAY WITH KEYS The mixture treating temperature can be selected by user between 0°C and 99°C. The user must turn the mixture treating selector to the FAST HEATING, SLOW HEATING or MIXING position; pressing together the UP and DOWN key will show the final temperature of ice cream for 5 seconds.
During these 5 seconds, the user may increase set temperature (by pressing UP) or lower it (by pressing DOWN). By pressing together the UP and DOWN key within 5 seconds since the last change of temperature, the new temperature becomes the assigned temperature.
7.2 Ice cream PROCESSING CONTROL
The ice cream processing control panel has a controller with keys and display and a selector. The ice cream processing controller with keys and display serve to display the temperature, for setting processing parameters and to display error messages during ice cream processing. The ice cream processing selector is used to start and terminate various functions. Additional key is used to start additional cooling during ice cream pouring out.
7.2.1 position ICE CREAM PROCESSING
Turning the ice cream processing selector to the ICE CREAM PROCESSING position will start ice cream processing controlled by temperature. When the temperature reach the preset value, the processing cycle is completed and the beeping announce that ice cream is ready.
7.2.2 position SLOW MIXING
Turning the ice cream processing selector to the SLOW MIXING position will activate mixing at low speed with switched-off compressor. This operation is used for testing start up and for cleaning and disinfecting the cylinder. This operation should be carried out as briefly as possible.
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7.2.3 position POURING OUT - EJECTION
Turning the ice cream processing selector to the POURING OUT position will activate mixing at high speed. This operation is used to pour out ice cream from the cylinder at the end of the processing cycle. This operation should be carried out as briefly as possible.
7.2.4 position STOP
Turning the ice cream processing selector to the STOP position will terminate any executing ice cream processing operation. The ice cream processing display will switch off. After this, any position of the ice cream processing selector can be selected.
7.2.5 ICE CREAM PRODUCTION DISPLAY WITH KEYS UP key
Pressing UP key: � together with the DOWN key will enter the SET phase; � if the controller is in SET phase, will increase selected
parameter value. DOWN key
Pressing DOWN key: � together with the UP key will enter the SET phase; � if the controller is in SET phase, will decrease selected
parameter value.
This error message means that a frequency converter error has occurred. The error is cleared by pressing STOP / RESET.
7.2.6 SETTING THE FINAL TEMPERATURE OF ICE CREAM
The completion of ice cream processing is determined by setting the final ice cream temperature; the user according to the desired characteristics of ice cream may set the temperature. The user must turn the ice cream processing selector to the SLOW MIXING or ICE CREAM PROCESSING position; pressing together the UP and DOWN key will show the final temperature of ice cream for 5 seconds:
During these 5 seconds, the user may increase set temperature (by pressing UP) or lower it (by pressing DOWN).By pressing together the UP and DOWN key within 5 seconds since the last change of temperature, the new temperature becomes the assigned temperature.
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8 PROTECTION OF THE USER AND OF THE MACHINE
8.1 PROTECTION OF THE USER
A safety switch, which is built into the machine under the rim of the mixture treating cylinder, protects the operator against injuries that might be caused by the mixer’s rotation. Opening the mixture treating cylinder coverlid will cause the operation of the mixer engine to shut down. In this case, the appliance must be set to STOP position and the mixture treating cylinder coverlid must be closed.
8.2 ELECTRICAL OVERLOAD PROTECTION
Electrical installations are protected with appropriate FUSES. If the FUSES terminate the operation of the appliance upon its start-up, the error causing this action must be found and corrected.
8.3 THERMIC SAFETY DEVICES
The mixer engine and the compressor engine are protected with thermal sensors. If temperature reaches the maximum allowed value, the protection shuts down the engine operation. In this case, press the key STOP and allow 15 - 20 minutes for the engine to cool down. After this time, the appliance is again ready for normal programming and operating (see the section OPERATING THE APPLIANCE).
8.4 PROTECTION OF THE COOLING SYSTEM
The cooling system is protected with the pressostat at the maximum pressure of 2,5 MPa (25 bar) for the cooling gas R507. In the case of water shortage, the protection shuts down the operation of the cooling compressor.
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9 USE OF THE APPLIANCE
9.1 INSTRUCTIONS FOR THE PREVENTION OF INJURIES
Only authorized persons, who know how the machine is operated, must be allowed to handle it. Operators must be familiar with all regulations concerning occupational safety and fire safety measures, and they must know where fire extinguishers are located. Persons still in training must be constantly supervised by a designated person in charge who knows how the machine works. Operators must be dressed suitably (no ties, jewellers chains or belts that could get caught in the machine) and be appropriately protected. All warning labels on the appliance must be replaced with new ones when they begin to fade or if they become damaged. Before operation, the operator must make sure that the appliance is not under maintenance, in service or in cleaning. At the end of the shift, the operator working on the next shift or the person who will continue to operate the appliance must be informed of the current state of the appliance. Before every use, the operator must make sure that the floor is free of any oil smudges or other slippery substances or objects which might cause a person to slip or trip over. Operators must make sure before every use of the appliance that the side panels and the top cover of the appliance are securely fitted to the main construction and that there are no parts or objects on the appliance or in the cylinder that could damage the appliance during its operation. In the event of dangerous situations (e.g. blocked mixer), which could harm the operator’s or another person’s well being, switching off the MAIN SWITCH must immediately shut down the appliance. The side panels and the top cover, as well as safety devices and protective covers, must not be taken off during the operation of the appliance. It is forbidden to get onto the appliance and walk upon it during its operation. During the operation, attention must be paid to any oil leaks, increased noise, squeaking sounds or increased vibrations. In such a case, the appliance must be immediately shut down; a visible notice board must be placed on it with information that it is inoperable and authorized service personnel must be notified as soon as possible.
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9.2 ASIC RULES FOR OPERATING THE APPLIANCE
The user operates the appliance standing in front of appliance. The appliance must be always under users control during operation. Only a single operator can use the appliance at the time. The simultaneously use of the appliance from multiple users is forbidden.
CONTROL PANEL
ECCENTRIC ARM
LOCK
EJECT HOLE COVER
LOCKING SCREW
HINGES
WATER PIPE
LOCK NUT
HANDLE
WATER VALVE
BATCH FEEDER
COOKING COVER
OUTLET PIPE
OUTLET VALVE
PROCESSING CYLINDER DOOR
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9.3 COVER OF THE PRODUCTION CYLINDER
Gripping it firmly with hand by the lever lifting it back to the open position opens the mixture production cylinder cover. If the machine is in the mixing phase, lifting the cover will terminate mixing. In order to close the cover grip it always at the cover lever and lower it in close position. If the machine were found in the mixing phase, this resumes automatically with the closing of the cover.
9.4 OUTLET VALVE
The outlet valve opens by turning the handle in the counter-clockwise direction and pulling it towards oneself.
CYLINDER COVER
COOKING CYLINDER
MAGNET
CYLINDER MIXER
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The outlet valve closes by pushing the handle fully forward and turning it in the clockwise direction.
9.5 PROCESSING CYLINDER DOOR
Lifting the handle over the taper and shifting it to the right release the processing cylinder door. The door can now be opened.
Closing the door and pressing the handle over the taper down, thereby preventing it from opening automatically, close the processing cylinder door.
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9.6 OUTLET HOLE COVER
Loosening the locking screw opens the ice cream outlet hole cover and turning the whole fully clockwise towards the stop, where the locking screw is tightened again.
The cover of the ejection opening closes by turning the handle in the clockwise direction.
9.7 TO-DO LIST BEFORE OPERATING THE APPLIANCE
Before each use of the appliance:
� make sure that the floor around the machine is not slippery or wet; � make sure that the water supply valve is open; � make sure that FUSES are securely in place and switched on; � make sure that the MAIN SWITCH is turned on; � clean the mixture treating cylinder; � disinfect the mixture treating cylinder; � make sure that there are no objects of any kind in the mixture treating
cylinder; � clean the mixture production cylinder; � disinfect the mixture treating cylinder; � make sure that there are no objects of any kind in the mixture treating
cylinder. The appliance must be clean and disinfected before it may be used for ice cream production.
LIMITER
LOCKING SCREW
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Ice cream mixture must be of appropriate quantity and quality to obtain optimum results. Ingredients for ice cream of desired quality contain additives to reduce friction between the mixer and the cylinder. The quantity of ice cream mixture must be measured according to technical characteristics of the appliance. When filling the mixture-treating cylinder, follow the specifications for minimum and maximum quantities allowed in the production cylinder:
9.8 MIXTURE TREATING WITH FAST HEATING
Ice cream mixture treating process with fast heating:
� make sure that the mixture treating selector is in STOP position; � make sure that the outlet valve is properly set and well closed; � pour ice cream mixture in the mixture treating cylinder and close the
cylinder cover lid; � turn the mixture treating selector FAST HEATING position: temperature
in the cylinder is shown on the display; � when temperature reaches the preset value, beeping announces that
mixture treating is complete – the appliance will automatically maintain the mixture at preseted temperature;
� the operator must be ready to pour hot ice cream mixture into the processing cylinder: caution must be taken of the outlet valve and the pipe being heated up due to contact with hot ice cream mixture. Danger of scalding!
9.9 MIXTURE TREATING WITH SLOW HEATING
Ice cream mixture treating process with slow heating:
� make sure that the mixture treating selector is in STOP position; � make sure that the outlet valve is properly set and well closed; � pour ice cream mixture in the mixture treating cylinder and close the
cylinder cover lid; � turn the mixture treating selector FAST HEATING position: temperature
in the cylinder is shown on the display; � when temperature reaches the selected value, beeping announces that
mixture treating is complete – the appliance will automatically maintain the ice cream mixture at preseted temperature;
� the operator must be ready to pour hot ice cream mixture into the processing cylinder: caution must be taken because the outlet valve and the pipe are heated due to contact with hot ice cream mixture. Danger of scalding!
Model min.količina max.količina optimalna količina
SMARTY 6M 1,5 6 4
SMARTY 9M 1,5 9 6,5
SMARTY 11M 3 11 9
SMARTY 17M 3 17 14
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9.10 ICE CREAM PROCESSING
Ice cream processing:
� make sure that the ice cream processing selector is in STOP position; � make sure that the processing cylinder door and the outlet hole are well
closed: cover the batch feeder with the cover; � hot ice cream mixture is poured through the outlet valve, the outlet pipe
and the batch feeder into the ice cream processing cylinder; � turning the ice cream processing selector to the ICE CREAM
PROCESSING position will activate an automated ice cream processing cycle controlled by temperature;
� current temperature in the cylinder is continuously shown on the display; ice cream is ready when the temperature reaches the set value;
� the appliance gives off an audible alert to announce that the automated ice cream processing cycle has been completed.
9.11 EJECTION - POURING OUT
Ejection – pouring out process into containers:
� place an ice cream container on the tray under the outlet hole; � have a spatula handy; � open the outlet hole; � activate mixing at high speed by turning the ice cream processing
selector to the POURING OUT position; � out coming ice cream is directed into the container using the spatula; � mixing must be stopped within 10 seconds at most after the cylinder has
been emptied; (the appliance may continue to run without ice cream mixture 10 seconds at the most; extended operation of the appliance without mixture is not allowed!)
� turn the ice cream processing selector to the STOP position.
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10 CLEANING OF THE APPLIANCE
10.1 INSTRUCTIONS FOR THE PREVENTION OF INJURIES
Only authorized persons, who know how the machine is operated, must be allowed to clean it. Operators must be familiar with all regulations concerning occupational safety and fire safety measures, and they must know where fire extinguishers are located. Persons still in training must be constantly supervised by a designated person in charge who knows how the machine works. Operators, who clean the appliance must be dressed suitably (no ties, jewellers chains or belts that could get caught in the machine) and be appropriately protected. All warning labels on the appliance must be replaced with new ones when they begin to fade or if they become damaged. Before cleaning the appliance, the operator must make sure that the appliance is not under maintenance, in service or in cleaning. At the end of the shift, the operator working on the next shift or the person who will continue to operate the appliance must be informed of the current state of the appliance. Before cleaning the appliance, the operator must make sure that the floor is free of any oil smudges or other slippery substances or objects which might cause a person to slip or trip over. Operators must make sure before cleaning the appliance that the side panels and the top cover of the appliance are securely fitted to the main construction and that there are no parts or objects on the appliance or in the cylinder that could damage the appliance during its operation. In the event of dangerous situations (e.g. blocked mixer), which could harm the operator’s or another person’s well being, switching off the MAIN SWITCH must immediately shut down the appliance. The side panels and the top cover, as well as safety devices and protective covers, must not be taken off during the cleaning (during SLOW MIXING) of the appliance. In such a case the appliance must be immediately stopped and shut down and hang a sign onto the appliance which says that the machine is out of order. An authorized technician must be informed as soon as possible in order to get the appliance repaired. During the cleaning (during SLOW MIXING) of the appliance, attention must be paid to any oil leaks, increased noise, squeaking sounds or increased vibrations. In such a case, the appliance must be immediately shut down; a visible notice board must be placed on it with information that it is inoperable and authorized service personnel must be notified as soon as possible.
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Every day before using the appliance, the correct functioning of the safety switch on the cylinder cover must be checked. When the appliance is in stand-by (the display shows OFF), simply lift the cylinder cover. The display should show the message DOOR. Do not close the cylinder cover and press the MIXING key (the appliance must not start).
10.2 CLEANING THE SURFACES OF THE APPLIANCE
Surfaces are external parts of the appliance that do not come into contact with ice cream mixture – the top cover, side panels and other external parts. Never clean them with abrasive sponge or cloth and aggressive detergents, which can scratch or otherwise damage the surface.
Cleaning process:
� turn off the SAFETY SWITCH and the MAIN SWITCH; � make sure that the mixture treating cylinder cover and the ejection
opening are well closed; � clean the surfaces and make sure that the detergent does not touch
those parts, which do come into contact with ice cream mixture.
10.3 USING THE WATER IPE FOR CLEANING
In order to clean or rinse-off the appliance or its parts, one can help oneself with the shower, which is mounted on the top side panel of the machine. The shower must be connected to fresh (drinkable) water supply (see the chapter on connecting the appliance).
WATER VALVE (code – 10 421 001)
WATER SHOWER (code – 10 420 002)
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How to use the shower:
� grab the shower handle and pull it out; � point it towards those parts of the appliance, which need to be cleaned or
rinsed-off and open the water valve (in counter clockwise direction);
� close the water valve (in clockwise direction) and place the shower back to its place
In the case of wear or pipe breakage of the shower, the pipe of the shower must be replaced. Only original pipes must be used! Only in this way we can assure a well and normal working water shower!
10.4 CLEANING OF PARTS THAT COME IN CONTACT WITH
THE ICE CREAM
All parts, which come into contact with ice cream mixture, must be cleaned before and after every use. With regular cleaning practice you comply with standards of hygiene and ensure ice cream mixture treating quality. 10.4.1 CLEANING OF CYLINDER (COOKING) Cleaning process:
� make sure that the mixture treating selector is in STOP position; � make sure that the ejection opening is well closed; � open the cylinder cover and pour approximately 10 cm of water into the
cylinder; � close the cylinder cover; � turn the mixture treating selector to the MIXING position; � observe the machine’s operation for 10 seconds at the most; (the
appliance may continue to run without ice cream mixture 10 seconds at the most; extended operation of the appliance without mixture is not allowed!)
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FLEXIBLE HOSE (code – 10 422 013)
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� turn the mixture treating selector to the STOP position; � turn off the SAFETY SWITCH and the MAIN SWITCH; � place a suitable container under the ejection opening and empty the
water out of the cylinder (if necessary the procedure must be repeated); � remove the cover lid:
Grab the pers and slowly pull it out.
Grab the lid with both hands and slowly lift it.
� slowly and consistently pull the mixer (cooking part) out of the cylinder; exercise great care to prevent accidental dropping and consequent damaging of the mixer;
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MIXER
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� take the sliders off the mixer;
� slowly and consistently pull the blockader out of the cylinder; exercise great care to prevent accidental dropping and consequent damaging of the blockader;
� disassemble the outlet pipe (complete set) ejection opening: Open the batch feeder cover and lift and rotate (in counter-clockwise direction) the lower part of the outlet pipe.
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SLIDER
BLOCKATOR
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Remove from the housing (pipe) the lower part of the outlet pipe.
Unscrew the locknut of pipe (in counter-clockwise direction) and remove the housing of pipe.This is do with both hands.
Unscrew the locknut by pushing the handle as far as possible into the housing of pipe and turn it (in counter-clockwise direction).
� disassemble the cover lid (complete set) ejection opening: Remove out the piston with handle from pipe housing.
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LOCKNUT
LOCKNUT OF THE PIPE
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� remove and inspect all seals. If the seals are cracked, worn or has lost elasticity, it must be replaced with a new one; the mixer, blockader, both sliders, all parts of the outlet valve, all washers, seals and the outlet pipe must be cleaned in warm water and left to dry; It is strictly forbidden to put plastic parts of the appliance into the dishwasher to clean them!
� it is recommended that rubber seals are greased with Vaseline; � re-assemble the outlet valve, reattach the outlet pipe and screw it back
onto the cylinder: Placing the piston with handle into a pipe housing and screw the locknut (in clockwise direction).
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HOUSING OF PIPE
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With both hands placing the housing of pipe into the hole (outlet pipe must be directed down) and screw the locknut of pipe (in clockwise direction).
Placing the lower part of the pipe into the housing and posicionig into the right positions. Close the batch feeder cover.
� Grab the blockader with both hands and place it very slowly into the axle of cylinder;
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� install sliders onto the mixer;
� hold the mixer (cooking part) with both hands and place it very slowly into
the cylinder
� placed the cover lid: Put the lid on the machine.
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Instal a pers back into the hole.
All parts, which come into contact with ice cream mixture, must be cleaned before and after every use. With regular cleaning practice you comply with standards of hygiene and ensure ice cream mixture treating quality. 10.4.2 CLEANING OF CYLINDER (ICE CREAM ) Cleaning process:
� make sure that the mixture treating selector and the ice cream processing selector are in STOP position;
� make sure that the cylinder door and the outlet hole are well closed; � open the batch feeder cover and pour approximately 10 cm of water into
the cylinder; � close the batch feeder cover; � turn the ice cream processing selector to the SLOW MIXING position; � observe the machine’s operation for 10 seconds at the most; (the
appliance may continue to run without ice cream mixture 10 seconds at the most; extended operation of the appliance without mixture is not allowed!);
� turn the ice cream processing selector to the STOP position; � turn off the SAFETY SWITCH and the MAIN SWITCH; � place a suitable container under the ejection opening and empty the
water out of the cylinder (if necessary the procedure must be repeated); � remove the batch feeder cover lid from the batch feeder;
�
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BATCH FEEDER COVER
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� Unscrew the LOCK NUT (in counter-clockwise direction).
� All components pull out. Exercise great care to prevent accidental dropping and consequent damaging of parties.
� disassemble all components ejection opening: Remove the cover from the crossbar.
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CROSSBAR OF OUTLET COVER
HOUSING HOLDER
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Unscrew the locking screw (in counter-clockwise direction) from the crossbar.
Remove the rubber seal from the cover.
� open the door and take off: Slowly and carefully with both hands pull the door out of the hinges; exercise great care to prevent accidental dropping and consequent damaging of the door.
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� place the door on solid surface and remove the rubber seal from the door;
� slowly and carefully with both hands pull the mixer out of the cylinder; exercise great care to prevent accidental dropping and consequent damaging of the mixer;
� place the mixer on solid surface and remove each slider from the mixer individually (push the slider downwards until it jumps off the shaft);
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� after that each slider must be very carefully inspected;
� remove the shaft sealing from the mixer (in the case, the shaft sealing is cracked, worn or inelastic it has to be replaced by a new seal);
� if you notice drops of ice cream mixture in the catcher, the shaft seal must be replaced with a new one;
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SLIDER coda - 10240020
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� all removed parts must be cleaned in a mixture of water and disinfection agent. While doing so, please pay special attention to instructions of the disinfection agent manufacturer as well as hygienic standards, which are valid in your country. It is strictly forbidden to put plastic parts of the appliance into the dishwasher to clean them!
� it is recommended that all seals are greased with Vaseline; � slide the shaft sealing back onto the mixer;
� Place the mixer on solid surface and place each slider back onto the
mixer individually: Hold the slider with both hands.
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SLIDER SHAFT
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Place the slider to the slider holder and by pressing it towards the spade (compressing the spring) the slider is placed on the shaft.
The slider must lock onto the shaft. Please check, whether the slider is firmly attached to the shaft and whether it is placed correctly. It is strictly forbidden to put plastic parts (sliders) of the appliance into the dishwasher to clean them!
Incorrectly and correctly attached sliders:
� insert the mixer into the cylinder: Hold the mixer with both hands and place it very slowly into the cylinder. Place the mixer by the edge of the cylinder so that the spade which has the slider closest to the bottom of the cylinder is placed horizontally downwards, Slowly, without spinning, push the thusly placed mixer towards the end of the cylinder.
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SLIDER HOLDER
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When the mixer shaft is in bed, find the final position of the mixer in the bed of the drive shaft by slowly spinning it in a clockwise direction.
� insert the door seal rubber into the door;
� placing the door into the hinges: Slowly and carefully with both hands placing the door into the hingesand and close them. Exercise great care to prevent accidental dropping and consequent damaging of the door.
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� assembly all components (cover, crossbar,lock nut…): Screw the locking screw (in clockwise direction) into the crossbar.
Placing the rubber seal into the cover.
Fit the cover on the crossbar.
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� all parts placing into the housing holder:
Slowly and carefully with both hands push parts into housing holder ; exercise great care to prevent accidental dropping and consequent damaging of the parties.
Screw the LOCK NUT (in clockwise direction).
� placing the batch feeder cover lid with safety net into the batch feeder
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10.5 DESINFECTING THE MIXTURE TREATING CYLINDER
Disinfections process:
� make sure that the mixture treating selector is in STOP position; � make sure that the outlet valve is properly set and well closed; � pour the disinfections mixture into the cylinder and close the cover lid; � turn the mixture treating selector to the MIXING position; � let the mixer rotates for ten seconds (max). � turn the mixture treating selector to the STOP position; � let the disinfecting mixture rest for 20 minutes.
While doing so, please pay special attention to instructions of the disinfection agent manufacturer as well as hygienic standards, which are valid in your
country. � open the outlet valve and empty the disinfections mixture from the
cylinder and close the outlet valve;
10.6 DISINFECTING THE ICE CREAM PRODUCTION CYLINDER
Disinfections process:
� make sure that the mixture treating selector and the ice cream processing selector are in STOP position;;
� make sure that the cylinder door and the outlet hole cover are properly set and well closed;
� open the batch feeder cover; � fill the cylinder with a disinfecting mixture; � close the batch feeder cover; � turn the ice cream processing selector to the SLOW MIXING position; � let the mixer rotates for ten seconds (max). � turn the ice cream processing selector to the STOP position; � leave the disinfecting mixture rest for 20 minutes;
While doing so, please pay special attention to instructions of the disinfection agent manufacturer as well as hygienic standards, which are valid in your country.
� open the outlet hole cover and empty the disinfections mixture from the cylinder;
� close te outlet hole cover.
11 MAINTENANCE OF THE APPLIANCE
11.1 INSTRUCTIONS FOR PREVENTION OF INJURIES
Authorized servicing personnel may only perform removal of the top cover and side panels and any intervening actions inside the machine. Removal of the top cover and side panels and any intervening actions inside the machine is strictly forbidden when the machine is connected to the power supply.
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It is strictly forbidden to connect the machine to the power supply if top cover and side panels are not properly attached and all required security measures are not in place. Cleaning or lubrication of parts, which are moving or rotating, is forbidden.
11.2 PROBLEMS, ERRORS AND TROUBLESHOOTING
Malfunctions and errors are caused mostly by incorrect use, improper or inadequate maintenance or incorrect connection of the appliance. Therefore the operators must always carefully follow the instructions. The errors, the causes and troubleshooting:
Error Cause Troubleshooting
Appliance will not start up when switched on
There is no power supply Check the power circuit.
Automatic fuses are disconnected. Switch on the power fuses again.
Compressor starts up, but shuts down immediately. The display shows “- P -“.
Water feed shortage. Open the water feed valve.
Water supply not connected. Connect appliance to the water supply.
The mixture is too warm (especially the first cycle).
Start the compressor several times; after a while it will start to function properly.
The appliance works, but does not eject any ice cream.
The ice cream mixture contains too little sugar.
Wait until the ice cream melts, scoop it out of the production cylinder and correct the ice cream mixture.
The set ice cream production parameter is incorrect.
Change the ice cream production parameter.
Produced ice cream is too soft. Excessive quantity of sugar in the mixture.
Correct the mixture.
The set ice cream production parameter is incorrect.
Change the ice cream production parameter.
It takes too long to reach the desired consistency of ice cream.
Worn-out mixer blades. Repair the mixer blades.
Ice cream leaks from underneath the ice cream ejection opening cover.
The rubber sealing is missing, worn or not attached properly.
Check the item and replace it if necessary.
The shower pipe leaks. The shower pipe is worn. Replace the shower pipe with a new
Worn sealing. Replace sealing with new ones.
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11.3 REGULAR MAINTENANCE INSPECTION PLAN
All maintenance and servicing must be carried out by technicians authorized by VALMAR Company.
11.4 TEST - RUN
11.4.1 Procedure of the test - run (treating cylinder):
� make sure that the mixture treating selector is in STOP position; � make sure that the outlet valve is properly set and well closed; � open the cylinder cover and pour approximately 10 cm of water into the
cylinder; � close the cylinder cover; � turn the mixture treating selector to the MIXING position; � observe the machine’s operation for 10 seconds at the most; (the
appliance may continue to run without ice cream mixture 10 seconds at the most; extended operation of the appliance without mixture is not allowed!)
� turn the mixture treating selector to the STOP position; � open the outlet valve and empty the water from the cylinder.
11.4.1 Procedure of the test - run (production cylinder)
� make sure that the mixture treating selector and the ice cream
processing selector are in STOP position; � make sure that the cylinder door and the outlet hole are well closed; � open the batch feeder cover and pour approximately 10 cm of water into
the cylinder; � close the batch feeder cover; � turn the ice cream processing selector to the SLOW MIXING position; � observe the machine’s operation for 10 seconds at the most; (the
appliance may continue to run without ice cream mixture 10 seconds at the most; extended operation of the appliance without mixture is not allowed!);
� turn the ice cream processing selector to the STOP position; � turn off the SAFETY SWITCH and the MAIN SWITCH; � place a suitable container under the ejection opening and empty the
water out of the cylinder (if necessary the procedure must be repeated);
Maintenance inspection DAILY WEEKLY EVERY THREE
MONTHS ANNUALLY
Security systems check X
Electricity connections check X
Tightness of the screws and bolts X
Monitoring the mixer blades X
Replacing the mixer blades X
Cooling gas check X
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11.5 CHECKING THE CONDITION AND WEAR OF THE MIXER
BLADES
The user of the machine should check the condition of the blades and monitor their wear. During the everyday washing and cleaning of the mixer, the user should attentively check the condition of the blades and their wear:
� that the blades are not crumpled or deformed; � that the blade springs are not deformed; � that the wear of each individual blade is even; � that the wear of all blades is comparable
The user of the machine must replace all of the mixer blades if:
� any of the blades is crumbled or deformed; � any of the blades has a deformed spring; � the wear of any blade is uneven; � the wear of any blade deviates from the wear of other blades
Disregarding the condition or wear of the blades, the user of the machine should replace all of the blades after, at most, 600 hours of operation, or at least once a year. It is recommended to keep record on the working hours of the mixer blades (appendix A). It this way the user knows immediately when mixer blades should be replaced. It is strictly forbidden to put plastic parts (such as mixer blades) of the appliance into the dishwasher to clean them!
11.6 REPLACING THE MIXER BLADES AND SLIDERS
At each change of blades is also necessary to replace the sliders! The mixer blades and sliders replacing process:
� make sure that the preparation and making control panels are in the STOP position;
� make sure that the production cylinder is empty; � turn off the SAFETY SWITCH and the MAIN SWITCH; � open the door;
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� slowly and carefully with both hands pull the mixer out of the cylinder; exercise great care to prevent accidental dropping and consequent damaging of the mixer:
� place the mixer on solid surface and remove each slider from the mixer
individually.
� remove each blade from the mixer individually (push the blade downwards until it jumps off the shaft);
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BLADE coda - 10240020
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� Install new blades on the mixer: Hold the blade with both hands.
Place the blade to the holder and by pressing it towards the spade (compressing the spring) the blade is placed on the shaft.
The slider must lock onto the shaft. Please check, whether the slider is firmly attached to the shaft and whether it is placed correctly. It is strictly forbidden to put plastic parts (sliders) of the appliance into the dishwasher to clean them!
Incorrectly and correctly attached sliders:
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BLADE HOLDER
SLIDER SHAFT
55
� Place the slider into the mixer:
� insert the mixer into the cylinder: Hold the mixer with both hands and place it very slowly into the cylinder. Place the mixer by the edge of the cylinder so that the spade which has the slider closest to the bottom of the cylinder is placed horizontally downwards, Slowly, without spinning, push the thusly placed mixer towards the end of the cylinder. When the mixer shaft is in bed, find the final position of the mixer in the bed of the drive shaft by slowly spinning it in a clockwise direction.
� close the door. � the proper installation of the blades on the mixer is checked by a TEST
RUN (see chapter MAINTENANCE OF THE APPLIANCE)
11.7 SETTING THE WATER REGULATION VALVE
The water regulation valve is preset to factory default values. These may change due to possible shocks and vibrations during transportation. In this case, the water regulation valve has to be reset properly by authorized servicing personnel. The water regulation valve functions properly when tepid water is discharged from appliance during the operation of the compressor unit; the water flow stops when the appliance stops. Water consumption increases if the temperature of cooling water exceeds 18°C.
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11.8 DANGER OF TEMPERATURES BELOW 0 °C
Do not leave the appliance in an environment colder than 0ºC (273K). If this is the case, discharge water from the condenser. In order to empty the water out of the appliance, unscrew the cap of the safety valve (in counter clockwise direction).
After that, open the valve (in counter clockwise direction) in order to release water out of the system.
When all water has been discharged, close the valve (in clockwise direction).
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CONDENSER
SAFETY VALVE
57
Finally, reattach the cap of the safety valve and screw it tight (in clockwise direction).
11.9 ORDERING SPARE PARTS
The order for any spare part must include:
� model of the appliance, � serial number of the
appliance,
� short description of the part, � factory code (if possible) � quantity
Spare part order (example):
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MODEL
SERIAL NUMBER
SPARE PART ORDER TYPE AND MODEL: No. 100338 SHORT DESCRIPTION OF THE PART: ICE CREAM EJECTION OPENING COVER FACTORY CODE: / QUANTITY: 1
COMPANY
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Appendix A
Date Working hours Date Working hours Date Working hours
ALL WORKING HOURS
59
Date Working hours Date Working hours Date Working hours
ALL WORKING HOURS
