Bleeding Of Clutch System; Inspection Of Clutch Start System - Toyota Supra 1990 Manual

CL-4
CLUTCH Bleeding of Clutch System,
- Inspection of Clutch Start System
62007
CL0230
10.0
±
0.5
mm
(0.394
±
0.020
in.)
BLEEDING OF CLUTCH SYSTEM
HINT: If any work is done on the clutch system or if air
is suspected in the clutch lines, bleed the system of air.
NOTICE: Do not let brake fluid remain on a painted sur-
face. Wash it off immediately.
1 . FILL CLUTCH RESERVOIR WITH BRAKE FLUID
Check the reservoir frequently. Add fluid if necessary.
2. CONNECT VINYL TUBE TO BLEEDER PLUG
Insert the other end of the tube in a half-full container of
brake fluid.
3. BLEED CLUTCH LINE
(a) Slowly pump the clutch pedal several times.
(b) While depressing the pedal, loosen the bleeder plug
until the fluid starts to run out. Then close the bleed-
er plug.
(c) Repeat this procedure until there are no bubbles in the
fluid.
HINT: Do not reuse the fluid that was bled. It contains air.
INSPECTION OF CLUTCH START
SYSTEM
CHECK CLUTCH PEDAL
1 . CHECK THAT PEDAL HEIGHT IS CORRECT
(See page CL-3)
2. CHECK THAT PEDAL FREEPLA Y AND PUSH ROD PLAY
ARE CORRECT
(See page CL-3)
CHECK CLUTCH START SYSTEM
CHECK CLUTCH START SYSTEM
(a) Check that the engine does not start when the clutch
pedal is released.
(b) Check that the engine starts when the clutch pedal
is fully depressed.
(c) Check that clearance" A" is greater than 1 mm (0.04
in.) when the clutch pedal is fully depressed.
If necessary, adjust or replace the clutch start switch.
INSPECTION AND ADJUSTMENT OF CLUTCH
START SWITCH
OFF
1. INSPECT CONTINUITY OF CLUTCH START SWITCH
CL0153
(a) Check that there is continuity between terminals when
the switch is ON (pushed).
(b) Check that there is no continuity between terminals
when the switch is OFF (free).
If continuity is not as specified, replace the switch.