CLUTCH
SECTION
CL
CONTENTS
PRECAUTIONS AND PREPARATION............................1
Precautions ..................................................................1
Special Service Tools ..................................................1
Commercial Service Tools ...........................................2
NOISE, VIBRATION AND HARSHNESS (NVH)
TROUBLESHOOTING.....................................................3
NVH Troubleshooting Chart.........................................3
CLUTCH SYSTEM...........................................................4
INSPECTION AND ADJUSTMENT.................................5
Adjusting Clutch Pedal ................................................5
Air Bleeding Procedure................................................6HYDRAULIC CLUTCH CONTROL.................................7
Clutch Master Cylinder ................................................7
Clutch Operating Cylinder ...........................................8
Clutch Booster .............................................................9
CLUTCH RELEASE MECHANISM............................... 11
CLUTCH DISC AND CLUTCH COVER........................13
Clutch Disc.................................................................13
Clutch Cover and Flywheel .......................................14
SERVICE DATA AND SPECIFICATIONS (SDS)..........16
General Speci®cations ...............................................16
Inspection and Adjustment ........................................16
CL
Air Bleeding Procedure
1. Bleed air from clutch operating cylinder according to the follow-
ing procedure.
Carefully monitor ¯uid level at master cylinder during bleeding
operation.
a. Top up reservoir with recommended brake ¯uid.
b. Connect a transparent vinyl tube to air bleeder valve.
c. Slowly depress clutch pedal to its full stroke and release it
completely. Repeat this operation several times at 2 to 3 sec-
ond intervals.
d. Hold clutch pedal depressed, open bleeder valve to release air.
e. Close bleeder valve.
f. Release clutch pedal and wait at least 5 seconds.
g . Repeat steps c through e above until brake ¯uid ¯ows from air
bleeder valve without air bubbles.
2. Repeat the above bleeding procedure 1 several times.
SCL769
INSPECTION AND ADJUSTMENT
CL-6
