Checking Clutch Disc For Wear - Porsche 928 Workshop Manual

928
Clutch, Operation
30
Checking clutch disc for wear
Clutch disc is removed
Checking:
Using a depth gauge, check thickness of
lining to rivet head (dimension X).
Note
Measure only on flared riied head side.
1 - Lining
2 - Clutch disc/lining spring
Dimension X
is approx. 1.4 mm for new
clutch discs.
If
dimension X is
down to 0.3
mm,
the clutch
disc is worn and must be replaced.
Please note that
lining wear is not linear
over the entire lie of the clutch.
Wear decreases considerably as the clutch
mileage increases.
a
Checking clutch disc for wear
30 - 27
Primed I" osrmsny - XXIX, 1992