Lexus RX300 (MCU15). Manual — part 519
R11651
Cylinder End
Stopper
Wire
SST
F05626
Brass Bar
Bushing
F05627
SST
Oil Seal
SR–38
–
STEERING
POWER STEERING GEAR
LEXUS RX300 (RM785E)
15.
REMOVE CYLINDER END STOPPER
(a)
Using SST, turn the cylinder end stopper clockwise until
the wire end is visible through the service hole.
SST
09631–10021
(b)
Using SST, turn the cylinder end stopper counterclock-
wise, and remove the wire and cylinder end stopper.
SST
09631–10021
16.
REMOVE STEERING RACK AND BUSHING
(a)
Using a brass bar and a hammer, tap out the steering rack
with the bushing.
(b)
Remove the bushing from the steering rack.
(c)
Remove the O–ring from the bushing.
17.
REMOVE OIL SEAL
Using SST, press out the oil seal.
SST
09950–60010 (09951–00290),
09950–70010 (09951–07360)
NOTICE:
Be careful not to damage the rack housing.
SR1CE–01
R10072
Dial Indicator
–
STEERING
POWER STEERING GEAR
SR–39
LEXUS RX300 (RM785E)
INSPECTION
INSPECT STEERING RACK
(a)
Using a dial indicator, check the steering rack for runout
and for teeth wear and damage.
Maximum runout: 0.03 mm (0.0118 in.)
(b)
Check the back surface for wear and damage.
SR1CF–01
F01792
Press
SST
Oil Seal
Bearing
W03560
Press
SST
Oil Seal
SST
F12878
SST
Bearing
SST
F01794
Brass Bar
Bearing
F01795
Press
SST
Bearing
SR–40
–
STEERING
POWER STEERING GEAR
LEXUS RX300 (RM785E)
REPLACEMENT
NOTICE:
When using a vise, do not overtighten it.
1.
IF NECESSARY, REPLACE OIL SEAL AND BEARING
(a)
Using SST, press out the oil seal and bearing from the
control valve housing.
SST
09950–60010 (09951–00250),
09950–70010 (09951–07200)
(b)
Coat a new oil seal lip with power steering fluid.
(c)
Using SST, press in the oil seal.
SST
09950–60010 (09951–00180, 09951–00320,
09952–06010), 09950–70010 (09951–07200)
NOTICE:
Make sure that the oil seal is installed facing in the correct
direction.
(d)
Coat a new bearing with molybdenum disulfide lithium
base grease.
(e)
Using SST, press in the bearing.
SST
09950–60010 (09951–00180, 09951–00340,
09952–06010), 09950–70010 (09951–07200)
2.
IF NECESSARY, REPLACE 2 BEARINGS
(a)
Using a brass bar and a hammer, tap out the bearing from
the rack housing.
(b)
Using SST, press out the bearing from the rack housing.
SST
09950–60010 (09951–00270),
09950–70010 (09951–07200)
F12879
Bearing
SST
Press
SST
F01797
Bearing
SST
Press
F01798
Bushing
SST
SST
Oil Seal
F03863
Press
Oil Seal
SST
SST
R10955
–
STEERING
POWER STEERING GEAR
SR–41
LEXUS RX300 (RM785E)
(c)
Coat a new bearing with molybdenum disulfide lithium
base grease.
(d)
Using SST, press in the bearing.
SST
09950–60010 (09951–00250, 09951–00310,
09952–06010), 09950–70010 (09951–07200)
(e)
Coat a new bearing with molybdenum disulfide lithium
base grease.
(f)
Using SST, press in the bearing.
SST
09950–60010 (09951–00320),
09950–70010 (09951–07200)
3.
IF NECESSARY, REPLACE OIL SEAL
(a)
Using SST, remove the oil seal from the bushing.
SST
09527–20011, 09612–24014 (09613–22011)
NOTICE:
Be careful not to damage the bushing.
(b)
Coat a new oil seal lip with power steering fluid.
(c)
Using SST, press in the oil seal.
SST
09950–60010 (09951–00260, 09951–00400,
09952–06010)
NOTICE:
Make sure that the oil seal is installed facing in the correct
direction.
4.
IF NECESSARY, REPLACE TEFLON RING AND O–
RING
(a)
Using a screwdriver, remove the teflon ring and O–ring
from the steering rack.
NOTICE:
Be careful not to damage the groove for the teflon ring.
(b)
Coat a new O–ring with power steering fluid and install it
to the steering rack.
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