nut DAEWOO NUBIRA 2004 Service Repair Manual

POWER STEERING GEAR 6C – 15
DAEWOO V–121 BL4
4. Loosen the outer tie rod adjusting nut and remove
the outer tie rod by twisting it off the inner tie rod.
Installation Procedure
1. Reposition the adjusting nut to the marks on the
inner tie rod.
2. Install the outer tie rod by twisting it onto the inner
tie rod.
3. Connect the outer tie rod to the steering knuckle.
4. Perform a front toe adjustment. Refer to Section
2B, Wheel Alignment.
5. Tighten the adjusting nut.
Tighten
Tighten the outer tie rod adjusting nut to 64 NSm (47
lb–ft).
6. Install the outer tie rod nut.
Tighten
Tighten the outer tie rod nut to 50 NSm (37 lb–ft).
7. Install the wheel. Refer to Section 2E, Tires and
Wheels.
DUST BOOT
Tools Required
KM–J–22610 Installer
Removal Procedure
1. Raise and suitably support the vehicle.
2. Remove the wheel. Refer to Section 2E, Tires and
Wheels.
3. Remove the outer tie rod. Refer to ”Outer Tie Rod”
in this section.
4. Remove the dust boot retaining clamps.
5. Remove the dust boot.

6C – 18IPOWER STEERING GEAR
DAEWOO V–121 BL4
3. Turn the steering wheel so that the upper pinch bolt
is accessible. Remove the upper pinch bolt from
the universal joint on the intermediate shaft.
4. Remove the nuts from the dash seal retaining ring
and remove the dash seal retaining ring.
5. Remove the coupling from the power steering gear
and pull the intermediate shaft out of the engine
compartment.
Installation Procedure
1. Install the intermediate shaft into the vehicle.

POWER STEERING GEAR 6C – 19
DAEWOO V–121 BL4
2. Install the dash seal retaining ring with the nuts.
Tighten
Tighten the dash seal retaining ring nuts to 7 NSm (62
lb–in).
Important : When attaching the upper universal joint, the
steering wheel must be placed in the straight–ahead posi-
tion with the spokes pointing down.
3. Attach the upper universal joint of the intermediate
shaft onto the steering column.
4. Install the pinch bolt into the upper universal joint
on the intermediate shaft and tighten the bolt.
Tighten
Tighten the upper intermediate shaft pinch bolt to 22
NSm (16 lb–ft).
Important : When attaching the lower universal joint, the
marks on the intermediate shaft and on the stub shaft
should line up.
5. Attach the lower universal joint of the intermediate
shaft onto the steering gear stub shaft.
Important : When installing the lower intermediate shaft
pinch bolt, make sure the bolt goes through the universal
joint on the side of the stub shaft with the notch. If you have
trouble seating the universal joint completely down onto
the stub shaft, rotate the steering wheel slightly while
pushing down on the universal joint.
6. Install the bolt into the lower universal joint on the
intermediate shaft and tighten the bolt.
Tighten
Tighten the lower intermediate shaft pinch bolt to 22
NSm (16 lb–ft).

6C – 22IPOWER STEERING GEAR
DAEWOO V–121 BL4
UNIT REPAIR
RACK AND PINION
Tools Required
KM–J–22610 Installer
Disassembly Procedure
1. Remove the rack and pinion steering assembly
from the vehicle. Refer to ”Rack and Pinion Assem-
bly” in this section.
2. Remove the valve and pinion assembly from the
rack and pinion steering assembly. Refer to ”Valve
and Pinion” in this section.
3. Remove the rack bearing assembly from the rack
and pinion steering assembly. Refer to ”Rack Bear-
ing” in this section.
4. Mark the threads on the inner tie rod to aid in re-
positioning the adjusting nut.
5. Loosen the adjusting nut and remove the outer tie
rod nut and the adjusting nut.
6. Remove the dust boot retaining clamps.
7. Remove the dust boot.

POWER STEERING GEAR 6C – 25
DAEWOO V–121 BL4
5. Install the cylinder end dust boot retaining clamps
with the installer KM–J–22610.
6. Install the tie rod end boot retaining clamps.
7. Reposition the adjusting nut to the marks on the
inner tie rod and install the outer tie rod by twisting
it onto the inner tie rod.
8. Perform a front toe adjustment. Refer to Section
2B, Wheel Alignment.
9. Tighten the adjusting nut.
Tighten
Tighten the outer tie rod adjusting nut to 64 NSm (47
lb–ft).
10. Install the rack bearing assembly into the rack and
pinion steering assembly. Refer to ”Rack Bearing”
in this section.
11. Install the valve and pinion assembly into the rack
and pinion steering assembly. Refer to ”Valve and
Pinion” in this section.
12. Install the rack and pinion steering assembly into
the vehicle. Refer to ”Rack and Pinion Assembly”
in this section.

6C – 26IPOWER STEERING GEAR
DAEWOO V–121 BL4
STUB SHAFT SEALS AND UPPER
AND LOWER BEARING
Disassembly Procedure
1. Remove the rack and pinion steering assembly
from the vehicle. Refer to ”Rack and Pinion Assem-
bly” in this section.
2. Remove the dust cover from the lower end of the
housing.
Notice : If the stub shaft is not held, damage to the pinion
teeth will occur.
3. While holding the stub shaft with a wrench, remove
the locknut from the pinion.
4. With the gear centered, mark the location of the
stub shaft notch on the housing to aid in properly
installing the valve and pinion assembly.
5. Remove the stub shaft retaining ring and, using an
arbor press, press on the threaded end of the pin-
ion until it is possible to remove the pinion and
valve assembly from the housing.

6C – 28IPOWER STEERING GEAR
DAEWOO V–121 BL4
2. Install the lower valve assembly bearing and the
bushing.
3. Center the rack in the housing.
4. Install the the valve assembly, the stub shaft bear-
ing annulus assembly and a new stub shaft dust
seal into the housing.
Important : When the valve and pinion assembly is fully
seated in the housing, be sure that the notch in the stub
shaft and the mark on the housing line up.
Notice : If the stub shaft is not held, damage to the pinion
teeth will occur.
5. While holding the stub shaft, install the locknut onto
the pinion shaft.
Tighten
Tighten the pinion locknut to 30 NSm (22 lb–ft).
6. Replace the dust cover onto the housing.
7. Install the rack and pinion steering assembly. Refer
to ”Rack and Pinion Assembly” in this section.

POWER STEERING GEAR 6C – 29
DAEWOO V–121 BL4
RACK BEARING
Tools Required
J–42459 Rack Guide Spring Cap Wrench
Disassembly Procedure
1. Remove the rack and pinion steering assembly
from the vehicle. Refer to ”Rack and Pinion Assem-
bly” in this section.
2. Remove the adjuster plug locknut from the adjuster
plug, and remove the adjuster plug from the hous-
ing with the rack guide spring cap wrench J–42459,
or with a 19 mm allen wrench.
3. Remove the adjuster spring and the rack bearing.
Assembly Procedure
1. Coat the rack bearing, the adjuster spring and the
adjuster plug with lithium–based grease and install
them into the housing.
2. With the rack centered, turn the adjuster plug clock-
wise until a torque of 7 NSm (62 lb–in) is obtained,
then back it off by 30 to 40 degrees. Check the pin-
ion torque. Maximum pinion preloaded torque is 1
NSm (9 lb–in).
3. Thread the locknut on the adjuster plug and tighten
it.
Tighten
Tighten the adjuster plug locknut to 75 NSm (56 lb–ft)
while holding the adjuster plug stationary with the rack
guide spring cap wrench J–42459 or with a 19 mm al-
len wrench.
4. Install the rack and pinion assembly. Refer to ”Rack
and Pinion Assembly” in this section.

6C – 30IPOWER STEERING GEAR
DAEWOO V–121 BL4
RACK BEARING PRELOAD
ADJUSTMENT
Adjustment Procedure
1. Raise and suitably support the vehicle.
2. Center the steering wheel.
3. Remove the power steering gear. Refer to ”Rack
and Pinion Assembly” in this section.
4. Loosen the locknut and turn the adjuster plug clock-
wise until a torque of 7 NSm (62 lb–in) is obtained,
then loosen it by 30 to 40 degrees. Check the pin-
ion torque. Maximum pinion preloaded torque is 1
NSm (9 lb–in).
5. Tighten the locknut on the adjuster plug while hold-
ing the adjuster plug stationary.
6. Install the power steering gear. Refer to ”Rack and
Pinion Assembly” in this section.
7. Be sure to check the returnability of the steering
wheel to center position after adjustment.
Tighten
Tighten the adjuster plug locknut to 75 NSm (56 lb–ft).
VALVE AND PINION
Disassembly Procedure
1. Remove the rack and pinion steering assembly
from the vehicle. Refer to ”Rack and Pinion Assem-
bly” in this section.
2. Remove the dust cover from the lower end of the
housing.
Notice : If the stub shaft is not held, damage to the pinion
teeth will occur.
3. While holding the stub shaft, remove the locknut
from the pinion.

6C – 32IPOWER STEERING GEAR
DAEWOO V–121 BL4
Assembly Procedure
Notice : Coat all of the seals and bushings with power
steering fluid to ensure proper sealing.
1. Install the bushing and a new lower pinion valve
seal.
Important : When the valve and pinion assembly is fully
seated in the housing, be sure the notch in the stub shaft
and the mark on the housing line up. If this is not done the
vehicle will not pass the straight–ahead check and will
have poor steering performance.
2. Install the valve and pinion assembly, the stub shaft
bearing annulus assembly and the stub shaft dust
seal.
Notice : If the stub shaft is not held, damage to the pinion
teeth will occur.
3. While holding the stub shaft, tighten the locknut
onto the pinion shaft.
Tighten
Tighten the pinion locknut to 30 NSm (22 lb–ft).
4. Replace the dust cover onto the housing.
5. Install the rack and pinion steering assembly. Refer
to ”Rack and Pinion Assembly” in this section.
6. Perform the straight–ahead check. Refer to
”Straight–Ahead Check” in this section.