1998 SeaDoo GTX RFI Operator's Guide

www.SeaDooManuals.net

SEA-DOO GTX RFI (5666/5843)OPERATOR’S GUIDE SUPPLEMENT

This Operator’s Guide Supplement contains information specifically applicable tothe GTX RFI (5666/5843) model.This supplement must be used in conjunction with the 1998 Sea-Doo Operator’sGuide (P/N 219 000 076), which contains all the general information. When aspecific model is discussed, refer to the information regarding the GTX Limited,except for the following subjects covered in this supplement.

Litho’d in Canada (SMO-9803 FY)®*Trademarks of Bombardier Inc.All rights reserved © Bombardier Inc. 1998

◆ SAFETY WARNING

Disregarding any of the safety precautions and instructions contained inthis Operator’s Guide Supplement, the Operator’s Guide, the SafetyHandbook and on Product Warning Labels could cause injury, includingthe possibility of death.

This Operator’s Guide Supplement, the Operator’s Guide, the SafetyHandbook and Videocassette should remain with the watercraft at thetime of resale.

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TABLE OF CONTENTS

LOCATION OF THE IMPORTANT LABELS.................................... 1WATERCRAFT IDENTIFICATION .................................................. 3COMPONENT FUNCTIONS ......................................................... 3FUEL AND LUBRICATION ........................................................... 5OPERATING INSTRUCTIONS ...................................................... 5POST-OPERATION CARE............................................................. 6SPECIAL PROCEDURES.............................................................. 7MAINTENANCE .......................................................................... 9STORAGE ................................................................................... 1110-HOUR INSPECTION CHECK LIST ........................................... 14PERIODIC INSPECTION CHART .................................................. 15PRE-SEASON PREPARATION CHART.......................................... 16TROUBLESHOOTING................................................................... 17SPECIFICATIONS ........................................................................ 20

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LOCATION OF THE IMPORTANT LABELSPlease read the following labels carefully before operating this watercraft.

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F07L0TL

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WARNING

Read all warning label, Operator Guide & safety documents before operating.Severe injury or death can result from ignoring such information or improper use of the watercraft.

Properly attach safety tether to your PFD.Keep a safe distance from other water users. Observe boating regulations.This watercraft is not design for night-time operation.

Check throttle & steering operation before starting engine.Directional control is lost when throttle is released or engine shut off.Do not splash others or jump waves or wakes with this watercraft.

F00A0RL

1

USE BOMBARDIER-ROTAX INJECTION OIL ORHIGHER QUALITY LOW ASH API TC INJECTIONOIL FOR 2 CYCLES ENGINES.

• CAUTION

NEVER USE NMMA TC-W, TC-WII or TC-W3 outboard motor oils.

F00L06Z

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F02L2DZ

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"THIS BOAT IS NOT REQUIRED TO COMPLY WITH THEFOLLOWING U.S. COAST GUARD SAFETY STANDARDSIN EFFECT ON THE DATE OF CERTIFICATION:

Fuel System

Display of CapacityInformation

Safe Loading

Flotation

Powered Ventilation

AS AUTHORIZED BY U.S. COAST GUARD GRANT OFEXEMPTION (CGB 88-001)."

Bombardier Corp. 7575 Bombardier Court, Wausau, WI 54401

Made in Canada/Fabriqué au Canada Bombardier Inc. Rd./Enr.,1988

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WARNING

WHILE FUELING, STOP ENGINE. FUEL TANK MAY BEPRESSURIZED, SLOWLY TURN CAP WHEN OPENING.KEEP WATERCRAFT LEVEL. DO NOT OVERFILL. CHECKOIL LEVEL. PERIODICALLY, VERIFY FUEL SYSTEM.

• WARNING

DO NOT BOOST BATTERYWHILE INSTALLED.

F00L05Y

6

F06L0DY

7TO AVOID POSSIBLE ENGINE FLOODING WHEN ROLLED OVER:

MAKE SURE ENGINE IS OFF

GRAB INLET GRATE AND STEPON BUMPER RAIL

ROLL BOAT COUNTERCLOCKWISE

CAUTION

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WARNING

ENGINE MUST BE OFF WHEN USING BOARDING STEP.KEEP AWAY FROM JET OR INTAKE GRATE. STAY ONCENTER OF THE STEP. ONLY ONE PERSON AT THETIME ON THE STEP. NEVER USE THE STEP FORPULLING, TOWING, DIVING OR JUMPING, BOARDINGA PWC THAT IS OUT OF WATER OR ANY OTHERPURPOSE FOR WHICH IT WAS NOT DESIGNED.

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WATERCRAFT IDENTIFICATIONEngine Identification NumberThe Engine Identification Number(E.I.N.) is located on the upper crank-case on PTO side.

1. Engine Identification Number

COMPONENT FUNCTIONSAdded FeaturesThe following features have been add-ed for this specific model.

Storage Compartment CoverSafety LockA convenient lock is provided to pro-tect personal articles when the water-craft is unattended.

1. Safety lock

To lock the storage compartment cov-er, insert key and rotate it 1/2 turn.

1. Insert key and rotate it 1/2 turn to lock cover

To unlock the storage compartmentcover, turn key in the opposite direc-tion.

Adjustable HandlebarThe handlebar height can be adjustedto suit rider preferences.To perform this adjustment, turn theknob underneath the handlebar.

1. Adjustment knob

Cargo CleatsThese cleats are provided for securingbaggage.

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F07L0UY- CAUTION

Do not use the cleats as a tie-down point for transportation ormooring.

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F07L0VY

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1. Cargo cleats (each side)

Stern EyeletThis eyelet allows a rope with a hook,a closed end or an open end to be at-tached.

1. Stern eyelet

Boarding StepA convenient step to help reboardingthe watercraft.

Bow BagA convenient watertight bow bag issupplied with this watercraft. The bowbag is tailor-made for the front storagecompartment.

Modified or Deleted FeaturesThe following features have been ei-ther modified or deleted for this spe-cific model.

Throttle LeverWhen the engine is stopped, no fuel isinjected when depressing the throttlelever. The carburetors are replaced bya throttle body. Any reference to thecarburetors in the Operator’s Guideshould be disregarded.

Choke LeverThere is no choke lever. The enrich-ment of the air/fuel mixture is con-trolled by the electronic control unit(ECU). Any reference to the choke ca-ble in the Operator’s Guide should bedisregarded.

Fuel ValveWith the Rotax Fuel Injection, there isno need for a fuel valve.There is no reserve. When the fuel islow in the tank (1/8), the Info Centerdisplays a “LOW FUEL” warning mes-sage and the LED will blink. Every 55seconds, the monitoring beeper willalso sound 5 seconds to warn the op-erator.

Any reference to the fuel valve in theOperator’s Guide should be disregarded.

◆ WARNING

Engine must be OFF when usingboarding step. Keep away fromjet or intake grate. Stay on centerof the step. Only one person atthe time on the step. Never usethe step for pulling, towing, div-ing or jumping, boarding a PWCthat is out of water or any otherpurpose for which it was not de-signed.

F07L0XY 1

F07L0YY 1

◆ WARNING

Always refill the fuel tank at thefirst opportunity.



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FUEL AND LUBRICATIONRecommended FuelUse unleaded gasoline with a mini-mum of 87 octane (RON + MON/2)specification.NOTE: Look on service station pumpsticker for octane specification. Do notmix oil with fuel except at enginebreak-in. Always check injection oiltank level when refueling.The use of good quality fuel is neces-sary. A well known fuel brand is highlyrecommended.

Recommended OilUse BOMBARDIER ROTAX INJEC-TION OIL which is available from au-thorized dealers. It is a blend of spe-cially selected base oils and additiveswhich provides proper lubrication, en-gine cleanliness and minimum sparkplug fouling.NOTE: High quality low ash API TC in-jection oil for 2-cycle engines can beused if BOMBARDIER ROTAX INJEC-TION OIL is not available.

OPERATING INSTRUCTIONSStarting the EngineBefore unloading the watercraft fromthe trailer, it can be started for about10 seconds to verify proper operation.

Attach the safety lanyard to the opera-tor’s PFD and snap the cap to theswitch before starting the engine.

Cold and Warm EngineFirmly grip handlebar with both handsand place both feet on the floorboard.To start engine, depress and hold thebutton. Release immediately after en-gine is started.

- CAUTION

Never experiment with other fu-els or fuel ratios. Never use fuelcontaining more than 10% alco-hol (ethanol or methanol). Theuse of non-recommended fuel canresult in watercraft performancedeterioration and damage to crit-ical parts in the fuel system andengine components.

- CAUTION

Never use 4-cycle petroleum orsynthetic motor oil and never mixthese with outboard motor oil.Do not use NMMA TC-W, TC-W2or TC-W3 outboard motor oils orother ashless type 2-cycle oil.Avoid mixing different brands ofAPI TC oil as resulting chemicalreaction may cause severe en-gine damage.

◆ WARNING

Do not touch electrical parts or jetpump area when engine is run-ning.

◆ WARNING

Only start the watercraft once allcontrols have been checked andoperate properly. Operator andpassenger (if applicable) shouldbe sitting on the watercraft seatprior to starting the engine.



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NOTE: Do not depress the throttle le-ver to start either a cold or warm en-gine.Slowly accelerate to reach deeperwater. Do not apply full throttle untilthe engine is at normal operating tem-perature.

POST-OPERATION CARECooling System Flushing and Engine Internal LubricationFlushing the cooling system withfresh water is essential to neutralizecorroding effects of salt or other chemi-cal products present in water. It willhelp to clean up sand, salt, shells orother particles in water jackets (en-gine, exhaust manifold, tuned pipe)and/or hoses.Engine lubrication and flushing shouldbe performed when the watercraft isnot expected to be used further thesame day or when the watercraft isstored for any extended time.Proceed as follows:

Clean jet pump by spraying water in itsinlet and outlet and then BOMBAR-DIER LUBE lubricant.

To flush engine, connect a gardenhose to the water outlet located at therear of watercraft near the jet pump.NOTE: A quick connect adapter issupplied with the watercraft and canbe used to ease hose installation.

TYPICAL1. Water outlet2. Quick connect adapter (supplied)3. Garden hose

Start the engine then immediatelyopen the water tap.

Run the engine about 3 minutes at afast idle around 3500 RPM.

◆ WARNING

In shallow water, shells, sand,pebbles or other objects could bedrawn up by the jet pump anddamage impeller, components orclog the cooling system. Also, de-bris could be thrown rearwardinto bystanders.

◆ WARNING

Perform this operation in a wellventilated area.

◆ WARNING

Do not touch any electrical partsor jet pump area when engine isrunning.

- CAUTION

Never flush a hot engine. Alwaysstart the engine before openingthe water tap. Open water tap im-mediately after engine is startedto prevent overheating.

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Spray BOMBARDIER LUBE lubricantinto air intake silencer keeping engineat fast idle.

1. Air intake silencer 2. Pull plug3. Spray BOMBARDIER LUBE here

NOTE: Lubrication of engine shouldbe done for at least 1 minute. Closethe water tap then stop the engine.

Disconnect the garden hose.Wipe up any residual water from theengine.Remove spark plug cables and con-nect them on the grounding device.

1. Grounding device

Remove both spark plugs and sprayBOMBARDIER LUBE lubricant intoeach cylinder.NOTE: For the storage period, useBombardier storage oil (P/N 413 711600).Fully apply the throttle lever then de-press the start/stop button to crankthe engine a few turns to distributethe oil onto cylinder wall.NOTE: No fuel is injected in the en-gine when the throttle lever is fully ap-plied then the starter activated.Apply anti-seize lubricant on sparkplug threads then reinstall them.Reinstall plug on air intake silencercover.NOTE: Engine fogging should bedone whenever the watercraft is to bestored for a few days or a long period.

SPECIAL PROCEDURESSubmerged WatercraftIf the watercraft is submerged and en-gine is water-flooded, it is strongly rec-ommended that the watercraft be ser-viced by an authorized dealer imme-diately.In the event the engine cannot be ser-viced within a few hours, removespark plug cables and connect themon the grounding device.

- CAUTION

Always close the water tap be-fore stopping the engine.

◆ WARNING

Always use spark plug cablegrounding device when remov-ing spark plugs.

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Remove spark plugs and dry themwith a clean and dry cloth.Cover spark plug holes with a rag.Fully apply the throttle lever then de-press the start/stop button to crankengine for approximately 10 seconds.This will allow water to escape fromspark plug openings.Spray BOMBARDIER LUBE lubricantinto spark plug holes.Crank engine again with the throttlefully applied.Reinstall spark plugs.

Towing the Watercraft in WaterSpecial precautions should be takenwhen towing a Sea-Doo watercraft inwater.Maximum recommended towing speedis 24 km/h (15 MPH).When towing your watercraft in water,pinch the water supply hose from theimpeller housing to the engine with alarge hose pincher (P/N 529 030 400)shown in the following illustration.

This will prevent the cooling systemfrom filling which may lead to waterbeing injected into and filling the ex-haust system. Without the engine run-ning there isn’t any exhaust pressureto carry the water out of the exhaustoutlet.

Snugly install the hose pincher on thehose as shown.

1. Hose pincher

◆ WARNING

Never crank engine with sparkplugs removed unless spark plugcables are connected to thegrounding device.

F01B23Y

- CAUTION

Failure to do this may result indamage to the engine. If youmust tow a stranded watercraft inwater and do not have a hosepincher be sure to stay well be-low the maximum towing speedof 24 km/h (15 MPH).

- CAUTION

When finished towing the water-craft, hose pincher must be re-moved before operating it.

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Flooded EngineIf the engine does not start and it issuspected to be flooded, proceed asfollows:Remove spark plug cables and con-nect them on the grounding device.

Remove spark plugs and dry them us-ing a rag.Cover spark plug holes with a rag.Install the safety lanyard cap on theswitch.Depress and hold the throttle lever atfull throttle position.Depress the start/stop button to crankthe engine approximately 10 seconds.Proceeding in this order, no fuel is in-jected and the accumulated fuel in theengine will be expelled.Reinstall spark plugs and connect ca-bles.Start engine normally without applyingthe throttle.

MAINTENANCELubricationUse SEA-DOO synthetic grease andlubricate the PTO flywheel every 10hours. Proceed as follows:Remove seats to expose engine com-partment.Remove the wing nuts, washers andpull out PTO flywheel guard.

1. Flywheel guard2. Wing nuts

Using a grease gun, carefully lubricatePTO flywheel at grease fitting untilboot is just beginning to expand.

1. Grease PTO flywheel

Secure PTO flywheel guard.

◆ WARNING

Always use spark plug cablegrounding device when remov-ing spark plugs.

◆ WARNING

Always remove safety lanyardcap from its receptacle to preventaccidental engine starting beforeremoving the PTO flywheelguard.

- CAUTION

Immediately stop lubricating assoon as boot begins to expand.

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FusesThe electrical system is protectedwith 5 fuses.Three fuses are located on the Multi-Purpose Electronic Module (MPEM)and the other two fuses are in the rearelectrical box.Two fuses protect the charging sys-tem. If the battery is regularly dis-charged, check the 15 A fuse on theMPEM and the 20 A fuse in the rearelectrical box.A 5 A fuse protects the power supplyof the MPEM. If the starter does notoperate, check the 5 A fuse.The second 20 A fuse in the rear elec-trical box protects the power supply ofthe Electronic Control Unit (ECU).The 7.5 A fuse on the MPEM protectsthe fuel pump. If the engine does notstart, check this fuse.To access fuses on the Multi-PurposeElectronic Module, open storage com-partment cover and remove basket.Locate MPEM on the left side of wa-tercraft.Unclip the fuse cover from the MPEM.

TYPICAL1. MPEM2. Fuse cover

Use the tabs of the fuse cover to re-move and reinstall fuses.

1. Fuse cover2. Fuse tabs

NOTE: There is 2 spare fuses on theMPEM.To access the 20 A fuses in the rearelectrical box, remove seats.Remove basket.Unclip and remove cover of the rearelectrical box.

1. Rear electrical box

REAR ELECTRICAL BOX OPENED1. Fuse holders

F06H1SY

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F06H1TY 1 2

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Unclip and pull out fuse holders tocheck fuse condition.If a fuse is defective, replace it by oneof the same rating.

NOTE: Ensure to properly close coverof the rear electrical box, making sureseal is well positioned.

STORAGEIt is recommended that the watercraftbe serviced by an authorized dealer forstorage but the following operationscan be performed by you with a mini-mum of tools.

Engine DrainingDisconnect the water supply hoseused to cool the magneto. It featuresa quick connect fitting. Press bothtabs and pull fitting in order to discon-nect hose.This hose is located at the bottom ofthe magneto cover beside the enginesupport.

1. Disconnect this hose

Water should flow out of the fitting(magneto cooling circuit) and hose(crankcase heat exchanger).

1. Make sure water flows out of fitting and hose

Fuel SystemSEA-DOO fuel stabilizer (or equiva-lent), can be added in fuel tank to pre-vent fuel deterioration. Follow manu-facturer’s instructions for proper use.NOTE: Fuel stabilizer should be addedprior engine lubrication.

- CAUTION

Do not use a higher rated fuse asthis can cause severe damage.Refer to SPECIFICATIONS sectionfor recommended fuse rating. If afuse is regularly burnt, refer to anauthorized dealer.

◆ WARNING

If any water is found in the rearelectrical box, immediately referto an authorized dealer beforeoperating the watercraft.

- CAUTION

Do not run the engine during thestorage period.

- CAUTION

Water in engine must be free toflow out. Should water freeze inengine, severe damage will oc-cur.

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Cooling System Flushing and Engine Internal LubricationRefer to procedure in POST-OPERATIONCARE.

Propulsion SystemLubricant in jet pump reservoir shouldbe drained and reservoir cleaned. Re-fill with SEA-DOO synthetic polyolest-er oil (75W90 GL5 type C gear lube).Refer to an authorized dealer for thisoperation.

Grease PTO flywheel as explained inthe MAINTENANCE section.

BatteryContact your authorized dealer or referto the appropriate Shop Manual forproper storage procedure.

Watercraft CleaningClean the bilge with hot water and de-tergent or with bilge cleaner. Rinsethoroughly. Lift front end of watercraftto completely drain bilge. If any repairsare needed to body or to the hull con-tact your dealer. For paint touch up tomechanical parts use Bombardierspray paint. For small gelcoat repairs,a Bombardier repair kit is available. Re-place damaged labels/decals.NOTE: Bilge cleaning should be doneprior to anticorrosion treatment.Wash the body with soap and watersolution (only use mild detergent).Rinse thoroughly with fresh water. Re-move marine organisms from the hull.Apply a good quality marine wax.

If the watercraft is to be stored out-side, cover it with an opaque tarpaulinto prevent sun rays and grime from af-fecting the plastic components, wa-tercraft finish as well as preventingdust accumulation.

Anticorrosion TreatmentWipe off any residual water in the en-gine compartment.Spray BOMBARDIER LUBE lubricantover metallic components in enginecompartment.Lubricate the throttle cable with BOM-BARDIER LUBE lubricant.The front seat should be partially leftopened during storage. This will avoidengine compartment condensationand possible corrosion.

Additional Recommended ProtectionIn cool regions (where freezing pointmay be encountered), cooling systemshould be filled with an equal part ofwater and antifreeze solution.

- CAUTION

Use only SEA-DOO jet pump oilor equivalent synthetic gear oil,otherwise component service lifecould be reduced. Do not mix oilbrands or types.

- CAUTION

Never clean apparent fiberglassand plastic parts with strong de-tergent, degreasing agent, paintthinner, acetone, etc.

- CAUTION

The watercraft must never be leftin water for storage. Never leavethe watercraft stored in directsunlight.

- CAUTION

During winter storage in cold cli-mates (where freezing may oc-cur), always add antifreeze andwater solution to cooling system.Mix in equal parts.



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Install a hose pincher to water returnhose of the magneto cooling circuit.

1. Hose pincher to water return hose

Disconnect the engine water returnhose.

TYPICAL1. Disconnect the engine water return hose

Install a hose pincher to engine watersupply hose.

TYPICAL1. Hose pincher installed on the engine water

supply hose

Temporarily install a short piece ofhose to engine water return at cylin-der head.Insert a funnel into hose and pour an-tifreeze mixed with water in engineuntil the colored solution appears inthe water return hose of the magnetocooling circuit.Remove temporary hose and recon-nect engine water return hose.Remove hose pinchers.Most of the antifreeze will drain outfrom fitting near the exhaust outletwhen removing the hose pinchers.Use a container to recover it. DIS-POSE OF ANTIFREEZE AS PER YOURLOCAL LAWS AND REGULATIONS.NOTE: Although antifreeze will mainlydrain out, the antifreeze has mixedwith the water that was possiblytrapped in the cylinder water jackets,crankcase heat exchanger and themagneto cooling circuit, preventingfreezing problems.At pre-season preparation, drain theremaining antifreeze from cooling sys-tem prior using the watercraft.

- CAUTION

Always use ethylene glycol anti-freeze containing corrosion in-hibitors specifically recommendedfor aluminum engines.

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10-HOUR INSPECTION CHECK LIST

We recommend that this inspection chart be signed by an authorized dealer.

DESCRIPTION ✓

Engine ignition timing if required

Spark plug inspection, cleaning and adjustment

Fuel system lines and fasteners/pressurization test

Throttle cable adjustment if required

Oil lines and filter

Oil injection pump adjustment if required

Engine support and engine rubber mounts

Muffler, battery and reservoir fastening devices

Exhaust system hose clamps

Throttle body and flame arrester base

Steering system inspection

Steering cable adjustment if required

Reverse cable adjustment if required

Cooling system hose condition and fasteners

Bailer pick-ups, check for obstructions

Fuel injection sensors verification

Digitally Encoded Security System

Monitoring beeper

Ground connections (starter, battery, etc.)

Jet pump oil replacement

PTO flywheel lubrication

Seal carrier verification

Inspection of fasteners for tightness

Hull inspection

Date of 10-hour inspection Authorized dealer signature

Dealer code

The 10-hour inspection is at the expense of the watercraft owner.



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PERIODIC INSPECTION CHART

➀ Every 10 hours in salt water use.➁ These items have to be initially checked after 25 hours. Thereafter, servicing

to be made as specified in this chart.➂ Daily flushing in salt water or foul water use.

DESCRIPTION

FREQUENCY

ev

ery

10

ho

urs

ev

ery

25

ho

urs

ev

ery

50

ho

urs

ev

ery

10

0 h

ou

rso

rse

aso

na

lly

To beperformed

by

Lubrication/corrosion protection ➀ ✔ OPERATOR

Engine ignition timing ✔ DEALER

Spark plug replacement ✔ DEALER

Fuel injector cleaning ✔ DEALER

Fuel injection sensors verification ✔ DEALER

Throttle cable, inspection/lubrication ➀ ✔ OPERATOR

Throttle cable adjustment ✔ DEALER

Oil injection pump adjustment ✔ DEALER

Oil filter inspection ✔ DEALER

Oil filter replacement ✔ DEALER

Fuel tank straps ✔ OPERATOR

Oil tank straps ✔ OPERATOR

Engine head bolts, retorque ✔ DEALER

Engine counterbalance shaft oil level ✔ DEALER

Steering system ✔ DEALER

Reverse system/reverse cable adjustment ✔ DEALER

Fastener tightening (flame arrester, throttle body, engine mount, exhaust system, etc.) ✔ DEALER

Muffler, battery and reservoir fastening devices ✔ OPERATOR

Fuel lines, check-valve and fuel system pressurization ✔ ✔ ✔ ✔ DEALER

Fuel vent line pressure relief valve inspection ✔ DEALER

Battery condition ✔ DEALER

Ground connections (battery, starter, etc.) ✔ DEALER

Monitoring beeper ✔ DEALER

Jet pump reservoir oil level/oil condition ✔ Replace DEALER

Jet pump cover pusher inspection ✔ DEALER

Impeller condition and impeller/wear ring clearance ✔ ➁ DEALER

Drive shaft boot and spline condition ✔ ➁ DEALER

PTO flywheel lubrication ✔ OPERATOR

Seal carrier inspection ✔ DEALER

Water intake grate condition ✔ ➁ OPERATOR

Hull condition ✔ OPERATOR

Cooling system flushing ✔➂ OPERATOR



16

PRE-SEASON PREPARATION CHARTNOTE: It is highly recommended that the dealer perform the annual safety in-spection and factory campaigns in addition to the pre-season preparation all atthe same time.

➀ Before installing new spark plugs, it is suggested to burn the excess BOM-BARDIER LUBE lubricant by starting the engine using the old spark plugs.

➁ Safety item covered in the annual safety inspection.

OPERATIONS To be performed by

Lubrication/corrosion protection OPERATOR

Battery condition/charging and reinstallation DEALER

Battery, starter connections and routing ➁ DEALER

Spark plug replacement ➀ OPERATOR

Jet pump oil inspection DEALER

Propulsion system inspection DEALER

Oil filter replacement DEALER

Fuel tank straps OPERATOR

Oil tank straps OPERATOR

Oil injection tank filling OPERATOR

Flame arrester inspection ➁ DEALER

Fuel line condition ➁ DEALER

Filler neck, fuel tank and fuel cap condition ➁ DEALER

Check valves, fasteners, fuel system pressurization ➁ DEALER

Throttle ➁ cable inspection/adjustment DEALER

Oil injection pump adjustment and bleeding DEALER

Engine ignition timing DEALER

Fuel injection sensors verification DEALER

Steering system adjustment/inspection ➁ DEALER

Reverse cable adjustment DEALER

Inspection of bailer pick-ups DEALER

Inspection of cooling system hoses DEALER

Monitoring beeper DEALER

Digitally encoded security system DEALER



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TROUBLESHOOTINGThe following chart is provided to help in diagnosing the probable source of sim-ple troubles. You may be able to solve many of these problems rather quickly, butothers may require the skills of a mechanical technician. In such cases, consultan authorized dealer for servicing.

Monitoring Beeper Coded Signals

Engine will not Start

CODED SIGNALS POSSIBLE CAUSE REMEDY2 short beeps (whileinstalling safety lanyard on switch).

• Confirms safety lanyard signal operation.

Engine can be started.

1 long beep (whileinstalling safety lanyard on craft switch or when pressing start/stop button).

• Safety lanyard on switch for more than 10 minutes without starting engine.

Remove and reinstall safety lanyard on switch.

• Bad connection. Reinstall safety lanyard cap correctly over switch.

• Wrong safety lanyard. Use a safety lanyard that has been programmed for the craft.

• Defective safety lanyard. Use another programmed safety lanyard.

• Salt water in safety lanyard cap.

Clean safety lanyard cap to remove salt water.

• Improper operation of MPEM or defective wiring harness.

Refer to an authorized dealer.

4 short beeps • Discharged battery.

• No communication between ECU and MPEM.



A 2 seconds beep every 60 seconds intervals.

• Fuel tank level is low. Refill.

8 short beeps. • Defective MPEM. Refer to an authorized dealer.Continuously beeps. • Engine overheats. See ENGINE OVERHEATING.

OTHER OBSERVATION POSSIBLE CAUSE REMEDYEngine does not turn over. • Safety lanyard removed. Install cap over switch.

• Burnt fuse. Check wiring then replace fuse.• Discharged battery. Refer to an authorized dealer.• Battery connections,

corroded or loose.Refer to an authorized dealer.

• Water flooded engine. Refer to Submerged Watercraft in SPECIAL PROCEDURES.

Engine turns slowly. • Discharged or weak battery. Refer to an authorized dealer.Engine turns normally. • Fuel flooded engine. Refer to Flooded Engine in

SPECIAL PROCEDURES.• Fuel tank empty or water-

contaminated.Refill. Siphon and fill with fresh fuel.

• Burnt fuel pump fuse Check wiring then replace fuse.• Fouled/defective spark

plugs.Replace.

• Electrical problem. Refer to an authorized dealer.



18

Engine Misfires, Runs Irregularly

Engine Overheats

Engine Continually Backfires

Engine Pinging or Knocking

Engine Lacks Acceleration or Power

OTHER OBSERVATION POSSIBLE CAUSE REMEDYWeak spark. • Fouled/defective/worn

spark plugs.Replace.

• Faulty rev limiter. Refer to an authorized dealer.Lean fuel mixture. • Fuel: Level too low, stale

or water-contaminated.Siphon and/or refill.

• Clogged fuel injectors. Refer to an authorized dealer.• Defective sensor or ECU. Refer to an authorized dealer.

Rich fuel mixture(high fuel consumption).

• Flame arrester dirty/clogged.

Clean or replace.

• Defective sensor or ECU. Refer to an authorized dealer.

OTHER OBSERVATION POSSIBLE CAUSE REMEDYMonitoring beeper soundscontinuously.

• Clogged jet pump water intake.

Clean.

• Clogged coolant system. Flush cooling system.

OTHER OBSERVATION POSSIBLE CAUSE REMEDYWeak spark. • Fouled/defective/worn

spark plugs.Replace.

Overheated engine. • See ENGINE OVERHEATS.


OTHER OBSERVATION POSSIBLE CAUSE REMEDY• Poor quality gasoline/low

octane.Use well known quality and recommended gasoline.

• Spark plug heat range too high.

Use recommended spark plugs.

• Ignition timing. Refer to an authorized dealer.

OTHER OBSERVATION POSSIBLE CAUSE REMEDY• Clogged fuel injectors. Refer to an authorized dealer.• Low fuel pressure. Refer to an authorized dealer.• Stick RAVE valves. Refer to an authorized dealer.

Overheated engine. • See ENGINE OVERHEATS.



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Watercraft Can Not Reach Top Speed

Abnormal Noise from Propulsion System

OTHER OBSERVATION POSSIBLE CAUSE REMEDY

Cavitation. • Jet pump water intake clogged.

Clean.

• Damaged impeller. Replace. Refer to an authorized dealer.

OTHER OBSERVATION POSSIBLE CAUSE REMEDY

Cavitation. • Weeds or debris jammed around impeller.

Clean and check for damage.

• Damaged impeller shaft or drive shaft.




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SPECIFICATIONSENGINE GTX RFI (5666/5843)

Engine type Bombardier-Rotax 787, 2-strokeInduction type Rotary valveExhaust system Water cooled/water injected with regulatorExhaust valve Rotax Adjustable Variable Exhaust (R.A.V.E.)Lubrication Type Oil injection

Oil type BOMBARDIER-ROTAX injection oilNumber of cylinders 2Displacement 781.6 cm3 (47.7 in3)Rev limiter setting 7100 (± 50) RPMCOOLING SYSTEM

Type Water cooled, total loss type.Direct flow from propulsion unit.

ELECTRICAL SYSTEM

Magneto generator output 270 W @ 6000 RPMIgnition system type Digital inductive typeSpark plug Make and type NGK, BR8ES

Gap 1.0 mm(.039 in)

Starting system Electric starterBattery 12 V, 19 AFuse Starting

system 5 A

Charging system

15 A (1)20 A (1)

Fuel pump 7.5 AMPEM 5 A

FUEL SYSTEM

Fuel type Regular unleaded gasolineFuel injection Rotax Fuel Injection,

single throttle body

smo9803a.fm5 Page 20 Monday, February 2, 1998 9:43 AM


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➀ Refer to load limit.N.A.: Not Applicable.BOMBARDIER INC. reserves the right to make changes in design and specifica-tions and/or to make additions to, or improvements in its products without im-posing any obligation upon itself to install them on its products previously manu-factured.

PROPULSION GTX RFI (5666/5843)

Propulsion system Bombardier Formula pumpJet pump type Axial flow, single stageTransmission Direct driveImpeller shaft reservoir oil type SEA-DOO jet pump synthetic

polyolester oil 75W90 GL5Pivoting angle of direction (nozzle) ~ 23°Minimum required waterlevel for jet pump 90 cm (3 ft)

DIMENSIONS

Number of passengers ➀ 3Overall length 312 cm (122.8 in)Overall width 119 cm (47 in)Overall height 94 cm (37 in)Weight 288 kg (635 lb)Load limit(passengers + luggage) 242 kg (534 lb)

CAPACITIES

Fuel tank 56.5 L (15 U.S. gal)Impeller shaftreservoir

Capacity 125 mL (4.2 U.S. oz)Oil level Up to plug

Oil injection reservoir 6 L (1.6 U.S. gal)



NOTES

smo9803a.fm5 Page 22 Tuesday, January 27, 1998 11:38 AM


1998 SeaDoo GTX RFI Operator's Guide

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Transcript of 1998 SeaDoo GTX RFI Operator's Guide