Clutch Cover Inspection; Clutch Disc Inspection - Mazda 121 Workshop Manual

CLUTCH UNIT. CLUTCH COVER, CLUTCH DISC
Clutch cgver
'l. Install the SST.
2. Align the dowel holes with the llywheel dowels.
3. Tighten the bolts evenly and gradually in the pattern shown.
Tlghtening torque:
18-26 Nm (1.8-2.7 m-kg, l3-20 ft-lb)
CLUTCH COVER
INSPECTION
Note
. trlinor scoring or burning should be removed wlth
emery paper.
'1. Inspect lhe contact surface of the clutch disc for scoring,
cracks, and burning. Repair or replace as necessary.
2. lnspect the contact surface of the clutch release bearing
for wear and cracks.
Replace the clutch cover if cracked or worn.
CLUTCH DISC
INSPECTION
Note
. Use sandpaper il the trouble 15 mlnor,
1. Inspectthe lining suriace for burning and oil contamination.
Replace the clutch disc if it is badly burned or oil soaked.
2. Inspect lor loose facing rivets and rubbers.
Replace the clutch disc if either is loose.
3. Measure the thickness of the lining at a rivet head on both
sides with vernier calipers.
ReDlace the clutch disc if its thickness is less than minimum.
Minimum thickneaa: 0.3mm (0.012 in)
4. Measure the clutch disc runout with a dial indicator.
Replace the clutch disc if runout is excessive.
Runout: 0.7nm (0.027 in) max.
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