Subaru 2009 IMPREZA, Service Manual

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CL-11
Clutch Disc and Cover
CLUTCH SYSTEM
C: INSPECTION
1. CLUTCH DISC
1) Facing wear
Measure the depth from the facing surface to the
rivet head. Replace if the face is worn locally or
worn down to less than the specified value.
Depth to rivet head:
Limit of sinking
0.3 mm (0.012 in)
NOTE:
Do not wash the clutch disc with any type of clean-
ing fluid.
2) Hardened facing
Replace the clutch disc.
3) Oil soakage on facing
Replace the clutch disc and inspect the transmis-
sion front oil seal, transmission case mating sur-
face, engine rear oil seal and other locations for oil
leakage.
4) Deflection on facing
If deflection exceeds the specified value at the out-
er circumference of the facing, replace the clutch
disc.
ST
499747100 CLUTCH DISC GUIDE
Limit for deflection:
0.7 mm (0.028 in) at R = 110 mm (4.33 in)
5) If there is spline wear, loose rivets, failed damper
springs, etc., replace the clutch disc.
(A) Clutch facing
CL-00014
CL-00015
(A)
(A) Spline
(B) Rivet
(C) Damper spring
CL-00016
S T
CL-00017