Snowmobile Ski Doo REV SERIES (2004 year). Manual - part 23

Section 03 TROUBLESHOOTING

Subsection 05 (SUSPENSION AND TRACK)

SUSPENSION AND TRACK

The following chart is provided to help diagnose the probable source of troubles. It should be used as a
guideline. Some causes or corrections may not apply to a specific model.

SYMPTOM

SUSPENSION IS TOO LOW.

CONDITION

NORMAL USE

1. Check condition of springs.

a. Springs are weakened or broken.

Replace springs.

2. Check springs preload.

a. Low spring preload.

Increase preload to the recommended position.

TEST/INSPECTION

3. Check springs.

a. Installed springs are too soft.

Install optional stiffer springs, refer to service bulletin SPRING REFERENCE ACCORDING TO LOAD.

SYMPTOM

REAR SUSPENSION BOTTOMS OUT.

CONDITION

NORMAL USE

1. Check condition of springs.

a. Springs are weakened or broken.

Replace springs.

2. Check springs preload.

a. Low spring preload.

Increase preload to the recommended position.

3. Check springs.

a. Springs installed are too soft.

Install optional stiffer springs, refer to service bulletin SPRING REFERENCE ACCORDING TO LOAD.

4. Check the rear shock motion ratio position.

a. It is adjusted in soft position.

Adjust rear shock motion ratio to firm position.

TEST/INSPECTION

5. Check condition of the rear shock absorber.

a. Damaged rear shock absorber.

Replace rear shock absorber.

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Section 03 TROUBLESHOOTING
Subsection 05 (SUSPENSION AND TRACK)

SYMPTOM

REAR SUSPENSION IS TOO STIFF.

CONDITION

NORMAL USE

1. Check rear spring preload.

a. Too much preload.

Adjust to a softer position.

2. Check springs.

a. Springs installed are too stiff.

Install optional softer springs, refer to service bulletin SPRING REFERENCE ACCORDING TO LOAD.

3. Check the rear shock motion ratio position.

a. It is adjusted in firm position.

Adjust rear shock motion ratio to soft position.

4. Check track tension.

a. Track is too tight.

Adjust.

5. Check if axles are properly lubricated.

a. Improper lubrication and/or contaminated grease (sticky oil sludge).

Clean and/or lubricate.

TEST/INSPECTION

6. Check condition of the rear shock absorber.

a. Damaged rear shock absorber.

Replace rear shock absorber.

SYMPTOM

WHEN HANDLEBAR IS TURNED, SNOWMOBILE UNDERSTEERS.

CONDITION

NORMAL USE

1. Check ski runner condition.

a. Worn ski runners.

Replace.

2. Check ski spring preload.

a. Insufficient ski pressure on the ground.

Increase spring preload.

3. Check if front arm stopper strap is too long.

a. Insufficient ski pressure on the ground.

Shorten stopper strap.

TEST/INSPECTION

4. Check front arm spring preload.

a. Insufficient ski pressure on the ground.

Loosen spring tension.

mmr2004-Rev

Section 03 TROUBLESHOOTING

Subsection 05 (SUSPENSION AND TRACK)

SYMPTOM

HANDLEBAR IS DIFFICULT TO TURN.

CONDITION

NORMAL USE

1. Check if the handlebar turns freely when skis are off the ground.

a. Ball joints corrosion restrains movement.

Lubricate or replace the ball joint.

b. Component need proper lubrication.

Lubricate. Refer to MAINTENANCE.

c. Bent parts

Replace parts.

2. Check ski spring preload.

a. Too much preload.

Reduce ski spring preload.

3. Check position of stopper strap.

a. Too much weight when stopper strap is short.

Lengthen front arm stopper strap.

4. Check position of front arm spring adjustment cam(s).

a. When spring tension is weak, more weight is transferred to the skis.

Increase spring preload.

TEST/INSPECTION

5. Check swing arm camber.

a. Too much ski leg inclination.

Adjust camber to specifications.

SYMPTOM

THE SNOWMOBILE ZIGZAGS.

CONDITION

NORMAL USE

1. Check ski runner condition.

a. Worn or bent ski runners. Replace ski runners.

Replace ski runners.

2. Check ski alignment.

a. Improper ski alignment.

Align skis in order to obtain proper toe-out (opening) (to adjust, refer to STEERING SYSTEM).

3. Check if bushings are too loose in steering system.

a. Bushings are too loose.

Replace.

4. Check ski pressure.

a. Too much pressure on skis.

Reduce ski spring preload and/or increase center spring preload.

TEST/INSPECTION

NOTE:

If all parts are in good condition and the customer still complains about an unstable snowmobile,

consider the installation of optional Proactive Control System.

mmr2004-Rev

Section 03 TROUBLESHOOTING
Subsection 05 (SUSPENSION AND TRACK)

SYMPTOM

SLIDER SHOES WEAR OUT PREMATURELY/OR TRACK CLEATS BECOME BLUE.

CONDITION

NORMAL USE

1. Check track tension.

a. Pressure is too great on slider shoes.

Adjust according to specifications (refer to TECHNICAL DATA). Replace defective parts.

2. Check idler wheel condition.

a. Stuck bearing, flat spot on wheel or damaged wheel.

Replace defective parts.

3. Check snow conditions or lack of snow.

a. Lack of lubrication of slider shoes.

Ask driver to ride in appropriate snow conditions (see Operator’s Guide).

TEST/INSPECTION

4. Check slider shoes and/or suspension retaining screws.

a. Twisted slider shoes or loose retaining screws.

Replace defective parts and/or tighten loose screws.

SYMPTOM

DERAILING TRACK.

CONDITION

NORMAL USE

1. Check track tension.

a. Track is too loose.

Adjust.

TEST/INSPECTION

2. Check if track and slider shoes are properly aligned.

a. Improper alignment.

Adjust.

SYMPTOM

NOISE OR VIBRATION COMING FROM THE TRACK.

CONDITION

NORMAL USE

1. Check slide suspension retaining bolts.

a. Missing bolt(s) (some components interfere with track rotation).

Replace missing bolt(s).

2. Check condition of idler wheel(s).

a. Idler wheel rubber is damaged.

Replace.

3. Check guide cleats.

a. Top portion of guide cleat(s) is bent.

Replace.

4. Check sprockets.

a. One or several teeth of drive shaft sprockets are broken.

Replace sprocket(s).

5. Check track tension.

a. Track is too loose.

Adjust to recommended tension.

TEST/INSPECTION

6. Check track rods and/or internal traction teeth.

a. One or several track rods and/or teeth are broken.

Replace track.

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