Component Tests and General Diagnostics

CLUTCH: CLUTCH UNIT (for R155): INSPECTION

INSPECTION

1. INSPECT CLUTCH DISC ASSEMBLY





(a) Using vernier calipers, measure the rivet head depth.
Minimum rivet depth:
0.3 mm (0.012 in.)
If necessary, replace the clutch disc assembly.
(b) Install the clutch disc assembly onto the transaxle assembly.
NOTICE: Take care not to insert the clutch disc assembly in the wrong orientation.





(c) Using a dial indicator, check the clutch disc assembly runout.
Minimum runout:
0.8 mm (0.031 in.)
If necessary, replace the clutch disc assembly.





2. INSPECT CLUTCH COVER ASSEMBLY
(a) Using vernier calipers, inspect the depth and width of wear of the diaphragm spring.
Minimum:
A (Depth): 0.5 mm (0.020 in.)
B (Width): 6.0 mm (0.236 in.)
If necessary, replace the clutch cover assembly.





3. INSPECT FLYWHEEL SUB-ASSEMBLY
(a) Using a dial indicator, inspect the flywheel sub-assembly runout.
Maximum runout:
0.1 mm (0.004 in.)
If necessary, replace the flywheel sub-assembly.





4. INSPECT CLUTCH RELEASE BEARING ASSEMBLY
(a) Turn the release bearing by hand while applying force in the axial direction.
HINT: The bearing is permanently lubricated and requires no cleaning or lubrication.
If necessary, replace the release bearing assembly.