Lexus ES300 (1997 year). Manual — part 559
W03098
Rack Guide
Spring Cap
SST
W03099
12
°
W03100
SST
W03101
SST
SST
Rack Guide
Spring Cap
SR–44
–
STEERING
POWER STEERING GEAR
1340
1997 LEXUS ES300 (RM511U)
15.
ADJUST TOTAL PRELOAD
(a)
To prevent the steering rack teeth from damaging the oil
seal lip, temporarily install the RH and LH rack ends.
(b)
Using SST, torque the rack guide spring cap.
SST
09631–10021
Torque: 25 N·m (250 kgf·cm, 18 ft·lbf)
(c)
Using SST, return the cap 12
°
.
SST
09631–10021
(d)
Using SST, turn the control valve shaft right and left 1 or
2 times.
SST
09616–00010
(e)
Using SST, loosen the cap until the rack guide spring is
not functioning.
SST
09631–10021
(f)
Using SST and a torque wrench, tighten the cap until the
preload is within specification.
SST
09616–00010, 09631–10021
Preload (turning):
0.8 – 1.4 N·m (8 – 14 kgf·cm, 6.9 – 12.2 in.·lbf)
W03102
Rack Guide
Spring Cap
Lock Nut
Fulcrum
Length
SST
SST
R11667
Claw
R15545
Fulcrum Length
SST
R11668
Brass Bar
–
STEERING
POWER STEERING GEAR
SR–45
1341
1997 LEXUS ES300 (RM511U)
16.
INSTALL RACK GUIDE SPRING CAP LOCK NUT
(a)
Apply sealant to 2 or 3 threads of the nut.
Sealant:
Part No.08833–00080, THREE BOND 1344,
LOCTITE 242 or equivalent
(b)
Using SST to hold the rack guide spring cap, and using
SST, torque the nut.
SST
09631–10021, 09922–10010
Torque: 50 N·m (513 kgf·cm, 37 ft·lbf)
NOTICE:
Use SST 09922–10010 in the direction shown in the illustra-
tion.
HINT:
Use a torque wrench with a fulcrum length of 345 mm (13.58
in.).
(c)
Recheck the total preload.
Preload (turning):
0.8 – 1.4 N·m (8 – 14 kgf·cm, 6.9 – 12.2 in.·lbf)
(d)
Remove the RH and LH rack ends.
17.
INSTALL RH AND LH CLAW WASHERS AND RACK
ENDS
(a)
Install a new claw washer, and temporarily install the rack
end.
HINT:
Align the claws of the washer with the steering rack grooves.
(b)
Using a spanner (24 mm) to hold the steering rack steady,
and using SST, torque the rack end.
SST
09922–10010
Torque: 60 N·m (615 kgf·cm, 45 ft·lbf)
NOTICE:
Use SST 09922–10010 in the direction shown in the illustra-
tion.
HINT:
Use a torque wrench with a fulcrum length of 345 mm (13.58
in.).
(c)
Using a brass bar and hammer, stake the washer.
NOTICE:
Avoid any impact to the rack.
R11669
W04223
SST
2 mm
(0.79 in.)
or less
W04231
Fulcrum
SST
Length
SR–46
–
STEERING
POWER STEERING GEAR
1342
1997 LEXUS ES300 (RM511U)
18.
INSTALL RH AND LH RACK BOOTS, CLAMPS AND
CLIPS
(a)
Ensure that the steering rack hole is not clogged with
grease.
HINT:
If the hole is clogged, the pressure inside the boot will change
after it is assembled and the steering wheel is turned.
(b)
Install the boot.
NOTICE:
Be careful not to damage or twist the boot.
(c)
Using SST, tighten the clamp as shown in the illustration.
SST
09521–24010
19.
INSTALL RH AND LH TIE ROD ENDS AND LOCK NUTS
(a)
Screw the lock nut and tie rod end onto the rack end until
the matchmarks are aligned.
(b)
After adjusting toe–in, torque the nut.
(See page
Torque: 74 N·m (750 kgf·cm, 54 ft·lbf)
20.
INSTALL 2 TURN PRESSURE TUBES
(a)
Coat 2 new O–rings with power steering fluid and install
them to the tube.
(b)
Using SST, install the tube.
SST
09633–00020
Torque: 10 N·m (102 kgf·cm, 7 ft·lbf)
HINT:
Use a torque wrench with a fulcrum length of 250 mm
(9.84 in.).
This torque value is effective in case that SST is parallel
to a torque wrench.
SR069–01
W04224
SST
Length
Fulcrum
–
STEERING
POWER STEERING GEAR
SR–47
1343
1997 LEXUS ES300 (RM511U)
INSTALLATION
1.
INSTALL PS GEAR ASSEMBLY
(a)
Install the gear assembly from the LH of the vehicle.
NOTICE:
Do not damage the turn pressure tubes.
(b)
Torque the 2 gear assembly set bolts and nuts.
Torque: 181 N·m (1,850 kgf·cm, 134 ft·lbf)
HINT:
Lift up the stabilizer bar and install the bolts.
2.
INSTALL NO.1 FUEL TUBE PROTECTOR
Install the 2 bolts and nut.
3.
CONNECT STABILIZER BAR
Torque the 4 bolts.
Torque: 19 N·m (195 kgf·cm, 14 ft·lbf)
4.
CONNECT PRESSURE FEED AND RETURN TUBES
Using SST, connect the tube.
SST
09631–22020
Torque: 32 N·m (326 kgf·cm, 24 ft·lbf)
HINT:
Use a torque wrench with a fulcrum length of 300 mm
(11.81 in.).
This torque value is effective in case that SST is parallel
to a torque wrench.
5.
CONNECT CLAMP PLATE
Torque the nut.
Torque: 10 N·m (100 kgf·cm, 7 ft·lbf)
6.
CONNECT INTERMEDIATE SHAFT ASSEMBLY
(See page
7.
CONNECT RH AND LH TIE ROD ENDS
(See page
8.
POSITION FRONT WHEELS FACING STRAIGHT
AHEAD
HINT:
Do it with the front of the vehicle jacked up.
9.
CENTER SPIRAL CABLE
(See page
10.
INSTALL STEERING WHEEL
(a)
Install the wheel at straight–ahead position.
(b)
Temporarily tighten the wheel set nut.
(c)
Connect the connector.
11.
BLEED POWER STEERING SYSTEM
(See page
12.
CHECK STEERING WHEEL CENTER POINT
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