INTRODUCTION - E.D. Etnyre · 4-1 Table of Contents ..... 4-1 General ..... 4-3
Transcript of INTRODUCTION - E.D. Etnyre · 4-1 Table of Contents ..... 4-1 General ..... 4-3
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1-1
INTRODUCTION
Section 1: Introduction ......................................... 1-1
Safety Precautions, Hazard Seriousness Level ... 1-2
Reporting Safety Defects ..................................... 1-2
Section 2: Specifications ...................................... 2-1
Section 3: Operation ............................................ 3-1
Section 4: Maintenance ....................................... 4-1
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Reporting Safety DefectsSafety Precautions,Hazard Seriousness Level
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Specifications and General Information ......................................................... 2-1
Model RTN35TD-T1 .................................................................... 2-2
Model RTN50TD3-T1 .................................................................. 2-3
Torque Specifications for Standard Hardware ............................................... 2-4
Standard Hardware Identification ................................................................... 2-4
Section 2 Specifications
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Model RTN35TD-T1
SPECIFICATIONS
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Model RTN50TD3-T1
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Torque Specifications for Standard Hardware
Standard Hardware
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3-1
Table of Contents .......................................................................................................................................................... 3-1
General ............................................................................................................................................................. 3-2
Trailer to Tractor Connecting Procedures ..................................................................................................................... 3-2
Trailer to Tractor Disconnection Procedure ................................................................................................................... 3-3
Gooseneck Removal ..................................................................................................................................................... 3-4
Gooseneck Attachment ................................................................................................................................................. 3-4
Multiple Ride Height Adjustment ................................................................................................................................... 3-4
Gooseneck to Platform Connections ............................................................................................................................ 3-5
Compression Block Adjustment .................................................................................................................................... 3-5
High Lift Gooseneck Operation ..................................................................................................................................... 3-6
Loading and Unloading Procedures .............................................................................................................................. 3-6
Front Loading and Unloading Procedures .................................................................................................................... 3-7
Rear Loading And Unloading Procedures ..................................................................................................................... 3-7
General Road Check Procedures ................................................................................................................................. 3-8
Table of ContentsSection 3 Operation
Illustrations
Figure 3-1. Inspection of Kingpin for wear .................................................................................................................... 3-2
Figure 3-2. Identification of Controls ............................................................................................................................. 3-3
Figure 3-3 Compression Block Positions ...................................................................................................................... 3-5
Figure 3-4.Gooseneck to Platform Connections ........................................................................................................... 3-5
Figure 3-5.Compression Block Adjustment ................................................................................................................... 3-5
Figure 3-6. Ride Height Adjustment .............................................................................................................................. 3-6
Figure 3-7. Blocking Under Rear of Trailer and Under Load Ramps ............................................................................ 3-8
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Trailer to Tractor Connecting ProceduresGeneral
Figure 3-1. Inspection of Kingpin for wear
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Trailer to Tractor DisconnectionProcedure
Figure 3-2. Identification of Controls
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Gooseneck Removal
Gooseneck Attachment
Multiple Ride Height Adjustment
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Figure 3-3 Compression Block Positions
Figure 3-4.Gooseneck to Platform Connections
Figure 3-5.Compression Block Adjustment
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Figure 3-6. Ride Height Adjustment
High Lift Gooseneck Operation
Loading and Unloading Procedures
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Front Loading and Unloading Procedures
Rear Loading And UnloadingProcedures
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General Road Check Procedures
Figure 3-7. Blocking Under Rear of Trailer and Under Load Ramps
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Table of Contents ............................................................ 4-1General ........................................................................... 4-3Maintenance Schedule ................................................... 4-3Maintenance Procedures ................................................ 4-6Fifth Wheel Plate & Kingpin Inspection & Lubrication ..... 4-6Frame Inspection ............................................................ 4-6Weld Repairs ................................................................... 4-6Wheel Bearings ............................................................... 4-7
Undercarriage ................................................................. 4-7Installation & Maintenance “Hutch” Spring Susp ............ 4-8Service Guide - Trailer Air Suspensions ....................... 4-10Periodic Inspections ...................................................... 4-10Suspension Components .............................................. 4-10Pivot Connection ........................................................... 4-10Alignment Adjustment ................................................... 4-10Height Control Valve ..................................................... 4-10Component Replacement - Air Suspension .................. 4-10Air Sprimgs.................................................................... 4-10Shocks ...........................................................................4-11Commonly Misdiagnosed Bushing Problems ................4-11Pivot Bushing .................................................................4-11
Tire, Rims and Disc Wheels .......................................... 4-13Tire Inflation .................................................................. 4-13Tire Overinflation ........................................................... 4-13Tire Underinflation ......................................................... 4-13Matching Dual tires ....................................................... 4-14Tire Measurement ......................................................... 4-14Removing Tire and Rim Assemblies ............................. 4-14Removing Tire and Disc Wheel Assemblies ................. 4-14Mounting & Dismounting Tires on Rims or DiscWheels .......................................................................... 4-16Mounting Tire and Rim Assemblies ............................... 4-16Mounting Tire and Ball Seat Type Disc WheelAssemblies .................................................................... 4-16Mounting Tire and Hub Piloted Type Disc Wheels ........ 4-16Checking Tightness on Cast Wheel/Rim Assemblies ... 4-16
Wheels and Hubs .......................................................... 4-17General ......................................................................... 4-17Checking Tightness on Mounted Dual Disc Wheels ..... 4-17Cast Wheel or Hub Removal ........................................ 4-18Inspection and Cleaning ............................................... 4-18Cast Wheel or Hub Installation ..................................... 4-18Preparing Bearing for Assembly ................................... 4-18
Air System and Brakes ................................................. 4-19Air System and Brakes - General ................................. 4-19Air System Tests ........................................................... 4-19Air Reservoir ................................................................. 4-20Air Hoses and Tubing .................................................... 4-20Brake Relay Emergency Valve ...................................... 4-20Air Brake Chambers ...................................................... 4-20Brake Air Supply System Description ........................... 4-20Relay Emergency Valve ................................................ 4-20Brake Chambers ........................................................... 4-23Brake Chamber Servicing ............................................. 4-23Brake Chamber Removal .............................................. 4-23Brake Chamber Disassembly ....................................... 4-23Cleaning and Inspection of Parts .................................. 4-23Brake Chamber Assembly ............................................ 4-23Installation ..................................................................... 4-24
Operating Checks ......................................................... 4-24Air Brakes - General ..................................................... 4-24Air Brakes...................................................................... 4-24Foundation Brake Components .................................... 4-24Brake Assembly ............................................................ 4-25Automatic Slack Adjuster .............................................. 4-25Recommended Preventive Maintenance ...................... 4-25Slack Adjuster ............................................................... 4-25Every Three Months or 25,000 Miles ............................ 4-25Every Six Months or 50,000 Miles ................................ 4-25Testing Adjuster Function .............................................. 4-26Boot Replacement ........................................................ 4-26Lining/Drum Replacement Procedure ........................... 4-27Camshaft Removal ....................................................... 4-28Cleaning and Inspection ............................................... 4-28Camshaft Installation .................................................... 4-28
Brake Disassembly ....................................................... 4-29Relining Brakes ............................................................. 4-29Installing New Brake Linings ......................................... 4-29Checking Brake Drums ................................................. 4-29Refinishing Brake Drums .............................................. 4-30Checking Brake Parts ................................................... 4-30Trouble Analysis For Air Brakes .................................... 4-31Assembling Brakes ....................................................... 4-31Electrical ........................................................................ 4-35Lighting System ............................................................ 4-35
Table of ContentsSection 4 Maintenance
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Hydraulics, General ...................................................... 4-36Hydraulic Power Pack Filter .......................................... 4-36Checking Hydraulic Reservoir Oil Level ........................ 4-36Changing Hydraulic Oil ................................................. 4-36Hydraulic Power Pack Battery ...................................... 4-36Checking and Adjusting Relief Pressure on theGooseneck Control Valve .............................................. 4-38Trouble Analysis for Hydraulic Systems ........................ 4-39
Figure 4-1. Maintenance Checkpoints ............................ 4-5Figure 4-2. Check Oil Level of Oil Lubricated Bearings .. 4-7Figure 4-3. Tightening Sequence .................................... 4-7Figure 4-4. Proper tire Inflation ..................................... 4-13Figure 4-5. Measuring Tire With Endless Tape ............. 4-14Figure 4-6 Use of Tire Straightedge .............................. 4-14Figure 4-7. Removal of Rims on Cast Spoke Wheels ... 4-15Figure 4-8. Removal of Tires & Ball Seat Disc Wheels . 4-15Figure 4-8a. Removal of Tires &Hub Piloted Disc Wheels .............................................. 4-15Figure 4-9. Tightening Sequence of Standard GuniteDisc Wheels .................................................................. 4-17Figure 4-10. Filling Oil Lubricated Hub ......................... 4-18Figure 4-11. Brake Air Supply System .......................... 4-19Figure 4-12. Relay Emergency Valve ............................ 4-21Figure 4-13. Brake Chamber ........................................ 4-22Figure 4-14. Foundation Brake Components ................ 4-24Figure 4-17. Brake Assembly ........................................ 4-29Figure 4-18. Checking for Scored Drum ....................... 4-30Figure 4-19. Checking for Bell Mouthing ....................... 4-30Figure 4-20. Typical Trailer Electrical Schematic (AirBrakes) .......................................................................... 4-35Figure 4-22. Hydraulic Oil Check .................................. 4-36Figure 4-24. Hydraulic System Schematic ................... 4-37Figure 4-25. Directional Control Valve Pressure Relief . 4-38
Figure 6. Lubrication Points - Slack Adjuster ................ 4-25Figure 7. Adjuster Function ........................................... 4-26Figure 8. Location of Clevis Pins, Hex Extension, andBoot ............................................................................... 4-27Figure 9. Boot ............................................................... 4-27Figure 11. Measuring Maximum Stroke ........................ 4-27
Table 4-1. Maintenance Schedule ................................... 4-3Table 4-2. Electrodes for Weld Repairs ........................... 4-6
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Maintenance ScheduleGeneral
Table 4-1 Maintenance Schedule
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Figure 4-1. Maintenance Checkpoints
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Maintenance Procedures
Weld Repairs
Frame Inspection
Fifth Wheel Plate and Kingpin Inspectionand Lubrication
Table 4-2. Electrodes For Weld Repairs
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Undercarriage
Wheel Bearings
Figure 4-2. Check Oil Level of Oil Lubricated Bearings
Figure 4-3. Tightening Sequence
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4-8
Installation and Maintenance“Hutch” Spring Suspension
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Service Guide - Trailer Air Suspensions
Periodic Inspections
Suspension Components
Pivot Connection
Alignment Adjustment
Height Control Valve
Component Replacement - AirSuspension
Air Sprimgs
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Commonly Misdiagnosed Bushing Problems
Shocks Pivot Bushing
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Tire Inflation
Tire, Rims and Disc Wheels
Tire Overinflation
Tire Underinflation
Figure 4-4. Proper tire Inflation
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Tire Measurement
Matching Dual tires
Removing Tire and Disc WheelAssemblies
Figure 4-5Measuring Tire With Endless Tape
Removing Tire and Rim Assemblies
Figure 4-6 Use of Tire Straightedge
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Figure 4-7. Removal of Rims on Cast Spoke Wheels
Figure 4-8. Removal of Tires and Ball Seat Disc Wheels
Figure 4-8a. Removal of Tires and Hub Piloted Disc Wheels
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Mounting Tire and Hub Piloted TypeDisc Wheels
Mounting and Dismounting Tires on Rimsor Disc Wheels
Checking Tightness onCast Wheel/Rim Assemblies
Mounting Tire and Rim Assemblies
Mounting Tire and Ball Seat Type DiscWheel Assemblies
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General
Checking Tightness onMounted Dual Disc Wheels
Wheels and Hubs
Figure 4-9. Tightening Sequence ofStandard Gunite Disc Wheels
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Preparing Bearing for Assembly
Inspection and CleaningCast Wheel or Hub Removal
Cast Wheel or Hub Installation
Figure 4-10. Filling Oil Lubricated Hub
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Air System and Brakes - General
Air System and Brakes
Air System Tests
Figure 4-11. Brake Air Supply System
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Brake Air Supply System Description
Air Hoses and Tubing
Air Reservoir
Brake Relay Emergency Valve
Air Brake Chambers
Relay Emergency Valve
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Figure 4-12. Relay Emergency Valve
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Figure 4-13. Brake Chamber
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Brake Chambers
Brake Chamber Servicing
Brake Chamber Removal
Brake Chamber Disassembly
Cleaning and Inspection of Parts
Brake Chamber Assembly
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Installation
Air Brakes
Air Brakes - General
Figure 4-14.Foundation Brake Components
Operating Checks
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Brake Assembly
Slack Adjuster
Automatic Slack AdjusterRecommended Preventive MaintenanceEvery Three Monthsor 25,000 Miles
Every Six Monthsor 50,000 Miles
Figure 6.Lubrication Points - Slack Adjuster
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Testing Adjuster Function
Boot Replacement
Figure 7. Adjuster Function
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Figure 8. Location ofClevis Pins, Hex Extension, and Boot
Figure 9. Boot
Figure 10. Boot Position
Lining/Drum ReplacementProcedure
Figure 11. Measuring Maximum Stroke
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Camshaft Removal
Cleaning and Inspection
Camshaft Installation
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Checking Brake Drums
Relining Brakes
Installing New Brake Linings
Brake Disassembly
Figure 4-17. Brake Assembly
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Refinishing Brake Drums
Checking Brake Parts
Figure 4-18. Checking for Scored Drum
Figure 4-19. Checking for Bell Mouthing
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Trouble Analysis For Air Brakes
Assembling Brakes
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Figure 4-20. Typical Trailer Electrical Schematic (Air Brakes)
Electrical
Lighting System
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Hydraulics
Hydraulics, General Hydraulic Power Pack Battery
Hydraulic Power Pack Filter
Checking Hydraulic Reservoir Oil Level
Figure 4-22.Hydraulic Oil Check
Hydraulic Oil Drain Plug.
Changing Hydraulic Oil
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Figure 4-24. Hydraulic System Schematic
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Checking and Adjusting Relief Pressureon the Gooseneck Control Valve
Figure 4-25.Directional Control Valve Pressure Relief
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Trouble Analysis for Hydraulic Systems
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