Section 03 TROUBLESHOOTING
Subsection 04 (TRANSMISSION AND BRAKE SYSTEMS)
MMR2000_116_03_04A.FM 03-04-1
TRANSMISSION AND BRAKE SYSTEMS0
The following charts are provided to help in diagnosing the probable source of troubles. It should be used
as a guideline.
TRANSMISSION
SYMPTOM LOOSENESS IS FELT IN DRIVE SYSTEM WHEN ACCELERATING/DECELERATING.
CONDITION NORMAL USE.
Test/Inspection 1. Check drive chain tension.
a. Drive chain automatic tensioner is too loose.
Replace tensioner.
b. Drive chain is worn out.
Replace drive chain with new one.
SYMPTOM VIBRATIONS ORIGINATING FROM DRIVEN SPROCKET.
CONDITION NORMAL USE.
Test/Inspection 1. Check driven sprocket hub fit with drive axle.
a. Driven sprocket is loosened on drive axle.
Replace driven sprocket or drive axle.
2. Check drive chain.
a. Drive chain is worn out. It rubs on frame.
Replace drive chain.
SYMPTOM VIBRATIONS ORIGINATING FROM DRIVE SPROCKET.
CONDITION NORMAL USE.
Test/Inspection 1. Check tightening torque of drive sprocket screw.
a. Moving drive sprocket.
Retighten screw.
b. Worn key way.
Replace parts.
SYMPTOM CLUTCH DO NOT OPERATE PROPERLY.
CONDITION NORMAL USE.
Test/Inspection 1. Replace clutch with new one.