Subaru Impreza 2002 Service Manual page 3083

POWER ASSISTED SYSTEM (POWER STEERING)
9) Apply genuine grease to the teeth of thoroughly
washed rack assembly, and then fit the ST over the
toothed portion.
CAUTION:
• Be careful not to block the air passage with
grease. Remove excessive grease.
• After fitting cover, check the air passage hole
for clogging. If clogged, open by removing
grease from the hole.
• Check the rack shaft for damage.
• Apply specified power steering fluid to this
ST and surface of the piston ring to prevent
seal from being damaged.
10) Insert the rack assembly into rack housing from
cylinder side, and then remove the ST after it has
passed completely through oil seal.
NOTE:
Before inserting the rack assembly, apply a coat of
specified power steering fluid to the surfaces of ST
and rack piston.
ST 926390001 COVER & REMOVER
11) Fit the ST1 and ST2 over the end of rack, and
then install the rack bushing.
ST1 926400000 GUIDE
ST2 927660000 GUIDE
CAUTION:
• If burrs, or nicks are found on this guide and
rack shaft portion, remove by filing.
• Dip the rack bushing in specified power
steering fluid before installing, and pay atten-
tion not to damage O-ring and oil seal.
(1) Rack bushing assembly
12) Insert the rack stopper into the cylinder tube
until internal groove (on cylinder side) is aligned
with external groove (on rack stopper). Turn the
rack stopper with ST so that the rack stopper hole is
seen through cylinder slits.
STEERING GEARBOX [LHD MODEL]
S4M0407A
PS-40
13) Insert the rack stopper into the rack housing,
and then wrap the circlip using a sharp pointed pli-
ers to secure the rack stopper in position.
CAUTION:
Be careful not to scratch the rack while winding
circlip.
NOTE:
Rotate the wrench another 90 to 180° after end of
circlip has been wrapped in.
14) Fit the mounting rubber onto rack housing.
15) Apply the specified grease to dust cover.
16) Install the dust cover on valve assembly.
17) Apply genuine grease to the pinion gear and
bearing of valve assembly.
S4M0167
S4M0166A
G4M0158