Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Service manual — part 514
DS-29
Front Drive Shaft
DRIVE SHAFT SYSTEM
9) Remove the snap ring and trunnion.
CAUTION:
Be sure to wrap shaft splines with vinyl tape to
protect the boot from scratches.
10) Remove the PTJ boot.
11) Remove the O-ring from the groove of the
shaft.
NOTE:
The EBJ is a non-disassembly part, so the axle dis-
assembly stops here.
2. STI MODEL
1) Place alignment marks on the shaft and outer
race.
2) Remove the AAR boot band and boot.
CAUTION:
Be careful not to damage the boot.
3) Place the drive shaft between wooden blocks
and fix it on a vise.
CAUTION:
Do not set the only drive shaft on a vise.
4) Tap the staking are of the outer race alternately
with a plastic or wooden bar, and remove one roller
at a time.
CAUTION:
• Tap the staking area (A) of the outer race.
• Do not use a metal bar as the outer race may
deform.
• Be careful not to damage the roller parts.
5) Remove the outer race from shaft assembly.
CAUTION:
Make sure to have your associate held the outer
race when removing the third roller to prevent
the outer race from falling.
6) Wipe off grease.
CAUTION:
The grease is a special type of grease. Do not
mix with other grease.
DS-00111
DS-00106
DS-00107
DS-00417
DS-00419
(A)
DS-00418
DS-30
Front Drive Shaft
DRIVE SHAFT SYSTEM
7) Place alignment marks on the roller kit and trun-
nion.
8) Remove the roller kit from trunnion.
CAUTION:
Be careful with the roller kit position.
9) Place alignment marks on the trunnion and
shaft.
10) Remove the snap ring and trunnion.
CAUTION:
Be sure to wrap shaft splines with vinyl tape to
protect the boot from scratches.
11) Remove the AAR boot.
NOTE:
The AC is a non-disassembly part, so the drive
shaft disassembly stops here.
D: ASSEMBLY
1. EXCEPT FOR STI MODEL
1) Roll up a thick piece of paper to a size where the
shaft can pass through, and affix with tape to form
a cylinder.
2) Attach a new O-ring on this cylinder.
CAUTION:
• Always use a new O-ring.
• Be careful that the O-ring does not become
scratched and that there are no foreign objects
attached to it.
• Make sure to install the O-ring so that it does
not twist as much as possible.
• Do not stretch the O-ring to 30 mm (1.18 in)
inner diameter or more.
3) Pass the cylinder material onto the shaft, and
slide in the direction of the shaft axis.
4) Clean the shaft boot groove, and wipe off the
grease.
DS-00109
DS-00110
DS-00111
(1) O-ring
(2) Cylinder made with thick paper, etc.
(1) Cylinder material
(2) O-ring
(3) Shaft
DS-00451
(1)
(2)
DS-00452
(1)
(2)
(3)
DS-31
Front Drive Shaft
DRIVE SHAFT SYSTEM
5) Slide the cylinder material near the shaft boot
groove, and move the O-ring from the cylinder ma-
terial onto the shaft boot groove.
CAUTION:
• Attach the O-ring to the shaft boot groove
center.
• Be careful that the O-ring does not become
scratched and that there are no foreign objects
attached to it.
• Make sure to install the O-ring so that it does
not twist as much as possible.
• With the O-ring attached, do not wash with
kerosene, gasoline, etc.
6) Pass the PTJ small diameter boot band through
the shaft.
7) Wrap vinyl tape around the splines of the shaft.
CAUTION:
To prevent damage to the boots, make sure to
always wrap with vinyl tape for protection.
8) Install a new PTJ boot.
CAUTION:
Make sure to fit securely on the boot groove of
the shaft.
9) Match the alignment marks, and attach the trun-
nion onto the shaft.
10) Attach the snap ring to the shaft.
CAUTION:
Confirm that the snap ring is completely fitted
in the shaft groove.
11) Fill 100 to 110 g (3.53 to 3.88 oz) of specified
grease into the interior of the PTJ outer race.
Grease:
NKG302
(1) Shaft
(2) Cylinder material
(3) O-ring
(4) Boot groove
(1)
(2)
(3)
(1)
(4)
DS-00453
(1) PTJ boot
(2) O-ring
(3) Boot groove
(1)
(3)
(2)
DS-00454
DS-00110
DS-32
Front Drive Shaft
DRIVE SHAFT SYSTEM
12) Apply a thin coat of specified grease to the roll-
er kit and trunnion.
13) Match the alignment marks of the roller kit and
trunnion, and attach the roller kit.
CAUTION:
Be careful with the roller kit position.
14) Match the alignment marks of the shaft and
outer race, and attach the outer race.
15) Install the snap ring in the groove of the PTJ
outer race.
CAUTION:
Pull the shaft lightly and make sure that the
snap ring is completely fitted in the groove.
16) Apply an even coat of the specified grease 30
to 40 g (1.06 to 1.41 oz) to the entire inner surface
of boot.
17) Attach the PTJ boot taking care not to twist it.
CAUTION:
• Clean the large end of PTJ boot and the boot
groove well, and remove the grease and other
substances.
• When installing the PTJ boot, position the
outer race of the PTJ at center of the stroke.
18) Set the new boot band at the specified position.
19) Tighten the boot bands using ST, torque
wrench and socket flex handle.
ST 28099AC000 BOOT BAND PLIER
CAUTION:
The large boot band is to be tightened so that
the omega shaped part is at the position indi-
cated in the figure below.
Tightening torque:
Large boot band
178 N·m (18.2 kgf-m, 131.3 ft-lb)
Small boot band
145 N·m (14.8 kgf-m, 106.9 ft-lb)
20) Extend and retract the PTJ repeatedly so that
grease is spread evenly.
DS-00109
DS-00106
(1) Omega shaped part
(2) Boot band
(3) Outer race
(A) Large boot band
(B) Boot
(C) Torque wrench
(D) Socket flex handle
(E) Outer race
DS-00456
(1)
(2)
(3)
DS-00120
ST
(A)
(B)
(C)
(D)
(E)
ONL
Y
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст