MCi Crusader II 1989 Maintenance Manual page 196

Date 1-1-89·
Page · ___
5_-_14 _ _
MC-9 MAINTENANCE MANUAL
CLUTCH TROUBLESHOOTING
TROUBLE
TOO MUCH
FREE
PEDAL
NO FREE PEDAL
POOR RELEASE
1.
Pressure plate not retracting.
2. Driven disc distorted or warped.
3. Splines worn on main drive gear of transmission.
4. Internal clutch adj~stment not correct
5. Flywheel pilot bearing fitting too ughtly 1n flywheel
or on en9 ot driven gear.
6. Facings gummed
with
011 or grease.
7. Damaged clutch release bearing.
8. Clutch release shaft projecting through release
yoke.
9. Release yoke contacting cover assembly at full
release position
1
o.
Release yoke will not align
with
release bearing
properly.
CLUTCH SLIPPAGE
1.
Weak pressure springs.
2. No free pedal.
CAUSE
1. Check linkage for too much release travel.
1.
Ball not in retainer hole.
2. Broken or weak pedal return spring.
3. Adjusting spring not free to rotate.
4. Defective adjuster assembly.
5. Check release travel • must be ½'' (12. 7 mm) plus about
1 /a"
(3.175 mm) free travel. Short travel linkage will not work with this
mechanism.
6. Clutch brake adjusted too high. Should be ad Justed 1" (25.4 mm)
from end of strc::>ke.
7. Total clutch adjustment has been taken up. (Remove and
replace clutch.)
a. Check pressure plate drive lugs for proper clearance of .006"
min. (.152 mm).
b. Check pressure plate return springs are bent or stretched.
c. Replace if necessary.
d. Insufficient release travel.
e. Lever nose out of groove in release sleeve retainer.
a. Driven disc assembly must be straight within .015" (.381 mm)
total indicator reading. Replace discs if they can't be
straightened.
b. Damage to driven discs can be caused by poor installation
methods. Do not force transmission drive gear into disc hubs.
This will distort or bend driven discs causing poor release.
a. Replace drive gear and check driven disc hubs tor excessive
wear. If worn, replace disc. Check flywheel housing alignment
of engine and transmission. Make sure driven discs _slide freely
on drive gear splines.
b. Check pressure plate drive tugs for proper clearan·ce of .006"
min. (.152 mm).
a. Readjust clutch for standard release travel. Refer to ad1usting
instruction.
· b. Proper clutch ad1ustment must be maintained for proper
clutch release.
a. Free pilot bearing to a light push.
b. Fit in flywheel and on drive gear pilot.
c. It gearing 1s rough. replace.
a. Replace facings or entire driven disc assembly
b. Cleaning not recommended ..
a. ReplacP. bearing.
b. If bearing 1s grease type. lubricate.
a. Relocate shaft so 1t does not pro1ect.
b. Check all housing bushings and release yoke for wear.
a. Replace release yoke with proper yoke.
a. Flywheel has been resurfaced more than recommended .060"
( 1
.524 mm) removai.
a. Replace springs.
a. Readjust clutch.
b. Refer to adJustment instructions ..