Toyota Celica Supra 1986 Service And Repair Manual page 529

STEER ING - Power Steering
SR-21
INSPECTION OF POWER STEERING PUMP
1. INSPECT BUSHING AND MEASURE BUSHING OI L
CLEARANCE
(a) Check bushing for wear or damage. The bushing can·
not
be
~laced
separately.
If
wear or damage is found, replace entire housing.
(bl Check the oil clearance
between
the bushing and
rotor shaft.
L--=---------!l·-~·~.., !!!.1 '
Maximum oil clearance: 0.07 mm (0.0028 in.)
2. IF NECESSARY, REPLACE ROTOR SHAFT BEARING
... (a) Using snap ring pliers, remove the snap ring.
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(b) Using a press. press out the bearing.
(c) Using a press, press In the bearing.
(d) Using snap ring pliers, install the snap ring.
3. INSPECT ROTOR AND CAM RING
4.
Measure the cam ring thickneu. Check that the diflerence
between the rotor and cam ring measurement is tess than
maximum.
Maximum difference: 0.06 mm (0.0024 in.)
If the d iflerence Is excessive, replace the cam ring with one
stamped with the same letter on the rotor.
INSPECT AND MEASURE VANE PLATES
(a) Check the vane plates for wear or scratches.
(b) Measure the length, height and thickness of the vane
plates.
Minimum length : 14.97 mm (0.5894 in.)
Minimum height: 7.8 mm (0.307 in.)
Minimum thickneu: 1.7 mm (0.067 in.)
lcl Measure the clearance between the vane plate and
rotor g<oove.
Maximum clearance: 0.06 mm (0.0024 in.)
NOTE: There ore five vane lengths with the following
rotor and cam ring marks:
Rotor and
am
Vane length
mm (in.)
ring mark
None
14.996- 14.998 (0.5904 - 0.59051
1 14.994- 14.996 10.5903
- 0.59041
2 14.992- 14.994 (0.5902
- 0.59031
3
14.990 - 14.992 (0.59016 - 0.590241
4 14.988 - 14.990
(0.5901 - 0.59021