Toyota Supra 1990 Manual page 399

CLUTCH - Clutch Release Cylinder CL-9
2.
REMOVE RELEASE CYLINDER
Remove the two bolts and pull out the release cylinder.
(7M-GTE)
1.
REMOVE CLUTCH LINE TUBE
Using SST, disconnect the two union nuts and remove the
clutch line tube.
SST 09751-36011
2.
REMOVE RELEASE CYLINDER
Remove the two bolts and pull out the release cylinder.
DISASSEMBLY OF RELEASE CYLINDER
(See page CL-8)
1 . PULL OUT PUSH ROD WITH BOOT
2. REMOVE PISTON WITH SPRING
Using compressed air, remove the piston with spring.
INSPECTION OF RELEASE CYLINDER
CL0037
HINT: Clean the disassembled parts with compressed air.
L -_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
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1. INSPECT RELEASE CYLINDER BORE FOR SCORING OR
CORROSION
If a problem is found, clean or replace the cylinder.
2. INSPECT PISTON AND CUPS FOR WEAR, SCORING,
CRACKS OR SWELLING
If either one requires replacement, use the parts from the
cylinder kit.
3. INSPECT PUSH ROD FOR WEAR OR DAMAGE
If necessary, replace the push rod.