Opel 1900 1973, Service Manual

Page: 364 / 625

CLUTCH
3
P o s s i b l e C a u s e Correction
Rattling Transmission
Click 1. Yoke loose on ball stud
in bearing groove.
1. Check ball stud and retaining
spring and replace if necessary.
2. Oil in driven plate
damper. 2. Replace driven plate.
3. Driven plate damper
spring failure. 3. Replace driven plate,
Throw-out bearing noise
with clutch fully
engaged.
1. Improper adjustment. 1. Adjust cable.
2. Throw-out bearing
ing on transmission bearing
retainer.
2. Clean, relubricate, check for
burrs, nicks, etc.
3. tension
between yoke and ball stud.
3. Replace yoke.
4. Yoke improperly
installed.
4. Install properly.
5. Weak linkage return
spring. 5. Replace spring.
Noisy 1. Worn throw-out bearing. 1. Replace bearing.
2. Fork off ball stud
(heavy clicking). 2. Install properly.
Pedal stays on floor
when disengaged.
1. Bind in cable. 1. Lubricate and free up cable.
2. Spring weak in pressure
plate. 2. Replace
3. Weak linkage return
spring.
3. Replace
High Pedal Effort
1. Bind in cable.
2. Driven plate worn.
1. Lubricate and free up cable.
2. Replace driven plate.
Clutch facings worn near
rivets. 1. Normal wear. 1. Replace driven plate assembly
only, and readjust clutch pedal and
cable.
Pressure plate assembly
friction surface badly
scored or rough. 1. Improper clutch pedal
lash causing pressure plate
to come in contact with
rivets.
1. If roughness can be smoothed with
fine emery cloth, do not replace
pressure plate assembly; if it cannot,
replace the pressure plate and driven
plate assembly. Adjust clutch.