Subaru IMPREZA 2002 Service Manual page 475

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STEERING GEARBOX
POWER ASSISTED SYSTEM (POWER STEERING)
D: ASSEMBLY
1. RACK HOUSING ASSEMBLY
CAUTION:
Use only SUBARU genuine grease for gearbox.
Specified grease for gearbox:
VALIANT GREASE M2 (Part No. 003608001)
1) Clean all parts and tools before reassembling.
2) Force-fit oil seal using ST.
ST 34099FA110 INSTALLER
CAUTION:
Be careful not to damage or scratch cylinder in-
ner wall.
NOTE:
Apply specified power steering fluid to oil seal.
Pay special attention not to install
oil
seal in
wrong direction.
Push oil seal until the stepped portion of A con-
tacts end face of B.
S4M01648
(1) Press
(2) Oil seal
3) Apply grease to the teeth of rack so that the
grease applied is about as high as teeth, and also
apply a thin film of grease to the sliding portion of
rack shaft.
CAUTION:
When moving rack to stroke end without tie-
rod attached, prevent shocks from being ap-
plied at the end.
Do not apply grease to threaded portion at
end of rack shaft.
Move rack shaft to stroke end two (2) or three
(3) times to squeeze grease which accumulates
on both ends. Remove grease to prevent it from
choking air passage hole.
4) Apply grease to the sleeve insertion hole.
5) Apply grease to the dust seal insertion hole.
CAUTION:
Apply clean grease with clean hands. If material
having a sharp edge is used for applying
grease, oil seal at the inside might be damaged.
6) Fixing rack housing
Fix the rack housing in vice using ST.
ST 926200000 STAND
CAUTION:
When fixing rack housing in vice, be sure to
use this special tool. Do not fix rack housing in
vice using pad such as aluminum plates, etc.
When using old rack housing, be sure to
clean and remove rust before assembling.
Check pinion housing bushing carefully.
7) Install the oil seal to rack.
8) Fit ST over toothed portion of rack assembly,
and check for binding or unsmooth insertion. If any
deformation is noted on flats at the end of rack,
shape bv using file, and wash with cleaning fluid.
ST
'
926390061 COVER & REMOVER
( 1 )
S4M0406A
(1) Rack ASSY
9) Apply genuine grease to the teeth of thoroughly
washed rack assembly, and fit ST over the toothed
portion.
CAUTION:
Be careful not to block air passage with
grease. Remove excessive grease.
After fitting cover, check air passage hole for
clogging. If clogged, open by removing grease
from the hole.
Check rack shaft for damage.
Apply specified power steering fluid to this
ST and surface of piston ring to prevent seal
from being damaged.
PS-33