Mitsubishi Lancer Evolution 7. Manual — part 332
STEERING - Power Steering Gear Box and Linkage
37A-23
A
F" RACK STOPPER/RACK BUSHING/OIL SEAL/
O-RING/RACK ASSEMBLY REMOVAL
1. Remove the rack stopper, rack bushing, oil seal and O-ring
together by pulling out the rack gently.
2. Partially bend the oil seal to remove from the rack bushing.
Caution
Use care not to damage the oil seal press-fitting
surface of the rack bushing.
A
G"LOWER BEARING REMOVAL
A
H" NEEDLE BEARING REMOVAL
Caution
Do not open the special tool to much, otherwise it may
damage the inside surface of the valve housing.
A
I" OIL SEAL REMOVAL
Use a pipe or the like to pull out the oil seal.
Rack bushing
Valve
housing
MB990925
(MB990939)
Lower
bearing
MB991120
Needle
bearing
Valve
housing
Oil seal
Gear housing
Pipe
STEERING - Power Steering Gear Box and Linkage
37A-24
REASSEMBLY SERVICE POINTS
"
AA OIL SEAL INSTALLATION
"
BA NEEDLE BEARING/LOWER BEARING
INSTALLATION
"
CA RACK ASSEMBLY INSTALLATION
1. Apply repair kit grease to the teeth of the rack assembly.
Caution
Use care not to close the vent hole in the rack with
grease.
2. Cover the serrations of the rack assembly with the special
tool.
3. Apply specified fluid to the outer surfaces of the special
tool, seal ring and O-ring.
Specified fluid:
Automatic transmission fluid DEXRON II
Caution
Do not use ATF-SP II M and ATF-SP III.
4. Slowly insert the rack covered with the special tool from
the power cylinder side of the gear housing.
Caution
Carefully push in the rack with the oil seal centre
and the special tool end matched. This is to avoid
the retainer spring coming off.
MB991197
Gear housing
Oil seal
MB991199
Needle
bearing
MB990925
(MB990938)
MB991202
Lower
bearing
MB990925
(MB990938)
MB991202
Vent hole
Seal ring, O-ring
MB991214
Oil seal
STEERING - Power Steering Gear Box and Linkage
37A-25
"
DA OIL SEAL/RACK BUSHING INSTALLATION
1. Apply specified fluid to the outer surface of the oil seal.
Using the special tool, press in the oil seal until it is flush
with the bushing end face.
Specified fluid:
Automatic transmission fluid DEXRON II
Caution
Do not use ATF-SP II M and ATF-SP III.
2. Apply the specified fluid to the oil seal inner surface and
the O-ring.
Specified fluid:
Automatic transmission fluid DEXRON II
Caution
Do not use ATF-SP II M and ATF-SP III.
3. Wrap the rack end with plastic tape, and push the rack
bushing onto the rack.
"
EA CIRCLIP INSTALLATION
Align the mark on the rack stopper and the slot in the cylinder.
Then, insert the circlip into the rack stopper hole through
the cylinder hole. Turn the rack stopper clockwise and insert
the circlip firmly.
"
FA UPPER OIL SEAL/UPPER BEARING
INSTALLATION
"
GASEAL RING INSTALLATION
After installation, using the special tool or by hand, compress
seal rings that expand during installation.
MB990925
(MB990927)
Oil seal
O-ring
Rack
bushing
Rack bushing
Plastic tape
Rack
Slot
Circlip
Slot
Circlip
MB991203
MB991203
MB990925
(MB990938)
Upper oil
seal
MB990925
(MB990938)
Bearing
MB991317
STEERING - Power Steering Gear Box and Linkage
37A-26
"
HA LOWER OIL SEAL INSTALLATION
Using the special tool, press the oil seal into the valve housing.
The upper surface of the oil seal must project outwards about
1 mm from the housing end surface.
Caution
When the oil seal is flush with or lower than the housing
edge, reassemble the components. Otherwise, oil leaks
will result.
"
IA END PLUG INSTALLATION
1. Apply specified sealant to the threaded section of the
end plug, and then install the end plug to the gear housing.
Specified fluid:
3M ATD Part No.8661, 8663 or equivalent
2. Use a punch to bend over the two tabs on the sides
of the end plug to stop the end plug from turning.
"
JA RACK SUPPORT COVER/LOCKING NUT
INSTALLATION
1. Apply specified sealant to the rack support cover thread.
Specified fluid:
3M ATD Part No.8661, 8663 or equivalent
2. Using the special tool, tighten the rack support cover
to 23 ± 2 N·m.
3. Return the rack support cover by about 30_.
4. Tighten the locking nut to the specified torque, using
the special tool to prevent the rack support cover from
spinning.
"
KA PINION TOTAL ROTATION TORQUE ADJUSTMENT
1. Using the special tool, measure total rotation torque by
turning the pinion gear at a speed of one rotation per
4 to 6 seconds.
Standard value:
Total rotation torque: 0.8
- 1.8 Nm
Torque fluctuation: 0.49 Nm or less
MB990941
Approx. 1 mm
Oil
seal
Housing
End plug
End plug
MB991204
MB991006
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст