Section 03 TROUBLESHOOTING
Subsection 03 (TRANSMISSION AND BRAKE SYSTEM)
SYMPTOM VIBRATIONS ORIGINATING FROM DRIVE PULLEY.
CONDITION NORMAL USE
1. Check drive belt.
a. Belt width is uneven on several places.
Replace.
2. Check tightening torque of drive pulley screw.
a. Moving governor cup.
Retighten screw.
3. Spring cover screws.
a. Spring cover moves and restrains sliding half movement.
Retighten screws.
4. Check spring cover (TRA TYPE) and/or sliding half bushings.
a. Excessive gap between bushings and fixed half shaft, thus restraining sliding half movements.
Replace bushing(s).
5. Check governor cup splines.
a. Excessive radial play.
Replace governor cup.
TEST/INSPECTION
6. Check lever assembly.
a. Lever assembly is damaged (worn bushing, bent lever etc.).
Replace damaged part.
SYMPTOM VIBRATIONS ORIGINATING FROM DRIVEN PULLEY.
CONDITION NORMAL USE
1. Check sliding half side play.
a. Sliding half bushing worn out.
Replace sliding half bushing.
2. Check sliding half and fixed half straightness.
a. Sliding half/fixed half warped.
Replace.
TEST/INSPECTION
3. Check cam slider shoes.
a. One or two slider shoes out of three are broken.
Replace.
mmr2004-Rev 55