Toyota T100 1996 Service Manual page 1787

SR−80
SST
Hexagon
Wrench
1996 TOYOTA T100 (RM449U)
STEERING − POWER STEERING GEAR (4WD)
REASSEMBLY
NOTICE:
When using a vise, do not overtighten it.
1. COAT WITH POWER STEERING FLUID OR MOLYBDE-
NUM DISULFIDE LITHIUM BASE GREASE (See page
SR−72)
2. INSTALL WORM GEAR VALVE BODY ASSEMBLY
(a) Coat 2 new O−rings with power steering fluid and install
them to the gear housing.
(b) Install the valve body assembly into the gear housing.
NOTICE:
Ensure that the power piston nut does not come off
S
the worm shaft.
Be careful not to damage the teflon ring.
S
(c) Torque the 4 bolts.
Torque: 61 N·m (620 kgf·cm, 45 ft·lbf)
R15586
(d) Using SST and a torque wrench, check the valve body as-
sembly rotating torque.
SST
Rotating torque:
0.3 − 0.5 N·m (3 − 5.5 kgf·cm, 2.6 − 4.8 in.·lbf)
HINT:
Hold the worm gear to prevent it from turning.
If rotating torque is not correct, replace the worm gear valve
body assembly.
R15587
3. INSTALL POWER PISTON PLUNGER GUIDE, POWER
PISTON PLUNGER, COMPRESSION SPRING AND
POWER PISTON PLUNGER GUIDE NUT
(a) Coat a new O−ring with power steering fluid and install it
to the plunger guide nut.
(b) Install the plunger guide nut with a hexagon wrench (10
mm).
Torque: 20 N·m (205 kgf·cm, 15 ft·lbf)
R12202
09616−00010
SR084−01