Check And Adjustment Of Clutch Pedal - Toyota Supra 1990 Manual

Push Rod Play and
Freeplay Adjust Point
CLUTCH - Check and Adjustment of Clutch Pedal
CHECK AND ADJUSTMENT OF
CLUTCH PEDAL
1. CHECK THAT PEDAL HEIGHT IS CORRECT
CL-3
Pedal height from asphalt sheet: 157 - 167 mm
(6.18 - 6.57 in.)
2.
IF NECESSARY, ADJUST PEDAL HEIGHT
(a) Loosen the lock nut and turn the adjusting bolt until
the height is correct.
(b) Tighten the lock nut.
(c) After adjusting the pedal height, check the pedal
freeplay.
3.
CHECK THAT PEDAL FREEPLA Y IS CORRECT AS
SPECIFIED
Push in on the pedal until the beginning of clutch resistance
Push Rod
is felt.
~=============Play Pedal freeplay: 5 - 15 mm (0.20 - 0.59 in.)
Full Stroke
End Position
/ / /
CL0279
CL0512
Push rod play at pedal: 1 - 5 mm (0.04 - 0.20 in.)
4. IF NECESSARY, ADJUST PEDAL FREEPLA Y
(a) Loosen the lock nut and turn the push rod until the
freeplay is correct.
(b) Tighten the lock nut.
(c) After adjusting the pedal freeplay, check the pedal
height.
5. CHECK PEDAL OPERATION
While gently depressing the pedal, check that engagement
and disengagement are smooth.
6. INSPECT CLUTCH RELEASE POINT
(a) Pull the parking brake lever and install wheel stopper.
(b) Start the engine and idle the engine.
(c) Without depressing the clutch pedal, slowly shift the
shift lever into reverse position until the gears contact.
(d) Gradually depress the clutch pedal and measure the
stroke distance from the point the gear noise stops
(release point) up to the full stroke end position.
Standard distance: 25 mm (0.98 in.) or more
(From pedal stroke end position to release point)
If clearance is not as specified, perform the follow-
ing operation.
• Inspect pedal height.
• Inspect push rod play and pedal free play.
• Bleed the clutch line.
• Inspect the clutch cover and disc.