Subaru Legacy (2005 year). Service manual — part 846
PS-55
POWER ASSISTED SYSTEM (POWER STEERING)
Steering Gearbox [RHD Model]
22) While fixing the 2-surface width, pull out the oil
seal by rotating nut.
CAUTION:
Take care not to scratch the gearbox inner sur-
face.
D: ASSEMBLY
1) Apply a coat of grease to the inside and outside
of new oil seal.
Steering grease:
VALIANT GREASE M2 (Part No. 003608001)
2) Verify the direction of oil seal and installation po-
sition. Using the ST and press, press-fit the oil seal
to gearbox.
ST
34199AE130
GEARBOX OIL SEAL IN-
STALLER
3) Attach the steering body to ST as shown in the
figure. Apply a coat of grease to needle bearing.
ST1
926200000
STAND
ST2
34199AG000 BOSS D
CAUTION:
Ensure the needle bearing is free from defects.
If it is faulty, replace the steering body with a
new one.
4) Using the ST-B and ST-C, install the oil seal to
ST-A.
ST
34199FE040
INSTALLER A, B, C (Turbo
and 3.0 R model)
ST
927490000
INSTALLER A, B, C (Except
for turbo and 3.0 R model)
NOTE:
Face the oil seal in the direction as shown in the fig-
ure.
(1) 2-surface width
(2) Nut
(1) Oil seal
PS-00072
PS-00073
(1) Clamp
(A) Oil seal
PS-00492
(1)
ST1
ST2
PS-00075
ST A
ST B
ST C
(A)
PS-56
POWER ASSISTED SYSTEM (POWER STEERING)
Steering Gearbox [RHD Model]
5) Insert the ST-A with oil seal assembled from the
gear side of rack. Remove the oil seal from ST-A
near piston, and then remove the ST-A from rack.
6) Install the back-up washer from the gear side of
rack.
7) Install the ST on rack, equally apply a thin coat of
grease to the rack and ST, and then install the oil
seal.
ST
926250000
GUIDE
CAUTION:
Be careful not to scratch the oil seal lips with
the inner ring section of piston.
NOTE:
Do not use this ST for turbo model.
8) Apply a coat of grease to the grooves in rack,
sliding surface of sleeve and sealing surface of pis-
ton. Install ST on the end of steering body cylinder.
Then insert the rack into steering body from cylin-
der side.
ST
34199FE050
GUIDE (Turbo and 3.0 R mod-
el)
ST
34199AE000
GUIDE (Except for turbo and
3.0 R model)
CAUTION:
Do not allow grease to block the air vent hole on
rack.
(A) Oil seal
(B) Rack
(C) Piston
(1) Oil seal
(2) Back-up washer
(3) Rack
PS-00076
ST A
(A)
(B)
(C)
PS-00077
(1) Rack piston inner ring
(2) Outer side oil seal
(3) Rack
(1) Cylinder side of steering body
(2) Air vent hole
(3) Oil seal
(4) Rack
PS-00078
PS-00079
PS-57
POWER ASSISTED SYSTEM (POWER STEERING)
Steering Gearbox [RHD Model]
9) Make the ST2 pass through rack, and then
press-in the rack and ST2 using press.
Press-in the rack until ST1 comes in contact with
ST2 and the edge surface of rack is aligned with
that of ST2.
ST1
34199FE050 GUIDE (Turbo and 3.0 R mod-
el)
ST1
34199AE000 GUIDE (Except for turbo and
3.0 R model)
ST2
34199FE060 INSTALLER (Turbo and 3.0 R
model)
ST2
34199AE010 INSTALLER (Except for turbo
and 3.0 R model)
10) Install a new holder to the cylinder side of steer-
ing body.
Tightening torque:
75 N
⋅
m (7.6 kgf-m, 55.3 ft-lb)
11) Using the ST, caulk the steering body at one
point less than 3 mm (0.12 in) from holder.
CAUTION:
Be careful not to deform the holder.
ST
34099FA060
PUNCH HOLDER
12) Roll the vinyl tape on serration part of valve as-
sembly, and then apply grease on the tape surface.
(1) Outer side oil seal
(2) Rack piston
(3) Inner side oil seal
PS-00431
(1)
(2)
(3)
ST2
ST1
PS-00498
(A) Holder
(B) 3 mm (0.12 in)
(1) Vinyl tape
PS-00084
(A)
(B)
ST
ST
PS-00085
PS-58
POWER ASSISTED SYSTEM (POWER STEERING)
Steering Gearbox [RHD Model]
13) Apply a coat of grease on the gear teeth of
valve assembly, and then attach the valve assem-
bly taking care not to scratch oil seal and seal ring.
14) Apply grease on the oil seal circumference, and
then press it into the plug using ST and a press. Re-
place the O-rings of plug circumference with new
ones.
ST
34199AE110
OIL SEAL PLUG INSTALLER
CAUTION:
Install the oil seal paying attention to its direc-
tion.
15) Using the ST, install the plug.
ST
34199AE090
PLUG WRENCH
Tightening torque:
64 N
⋅
m (6.5 kgf-m, 47.0 ft-lb)
16) Install the dust cover and remove the vinyl
tape.
17) Temporarily install the tie-rod to the rack, and
then operate it from lock to lock two or three times
to make it fit in. Remove the grease blocking air
vent hole.
CAUTION:
If operating the rack from lock to lock without
installing tie-rod, it may damage the oil seal. Al-
ways install the tie-rods LH and RH.
(1) Seal ring
(2) Oil seal
(1) Plug
(2) O-ring
(3) Oil seal
PS-00086
PS-00087
(1) Plug
(1) Dust cover
PS-00088
PS-00497
(1)
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