Subaru Legacy 2002 Service Manual page 1931

Front Suspension
10) Loosen the coil spring carefully.
E: INSPECTION
Check the disassembled parts for cracks, damage
and wear, and replace with new parts if defective.
1. DAMPER STRUT
1) Check for oil leakage.
2) Move the piston rod up and down to check it
operates smoothly without any binding.
3) Play of piston rod
¼ Measure the play as follows:
Fix outer shell and fully extend the rod. Set a dial
gauge at the end of the rod: L [10 mm (0.39 in)],
then apply a force of W [20 N (2 kgf, 4 lb)] to
threaded portion. With the force of 20 N (2 kgf, 4
lb) applied, read dial gauge indication: P
force of 20 N (2 kgf, 4 lb) in the opposite direction
of "W", then read dial gauge indication: P
The free play is determined by the following equa-
tion:
Play = P , P
1 2
Limit of play:
Less than 0.8 mm (0.031 in)
If the play is greater, replace the strut.
2. STRUT MOUNT
S202115A1002
Check rubber part
deterioration, and replace it with new one if defec-
tive.
3. DUST COVER
S202115A1003
If any cracks or damage are found, replace it with
a new one.
4. COIL SPRING
S202115A1004
One having permanent strain should be replaced
with a new one. When vehicle posture is uneven,
although there are no considerable reasons like
tire puncture, uneven loading, etc., check coil
spring for its free length referring to specifications,
cracks, etc., and replace it with a new one if defec-
tive.
FRONT STRUT
S202115A10
S202115A1001
. Apply a
1
.
2
G4M0508
for creep, cracks
5. HELPER
Replace it with new one if cracked or damaged.
F: DISPOSAL
CAUTION:
¼ Do not disassemble the strut damper or
place it into a fire.
¼ Drill a hole before disposal of strut.
¼ Before handling gas filled struts, be sure to
wear goggles to protect eyes from gas, oil
and/or filings.
1) Place the gas filled strut on a flat and level sur-
face with piston rod fully extended.
2) Using a 2 to 3 mm (0.08 to 0.12 in) dia. drill,
make a hole in area shown in the figure.
and
FS-20
S202115A1005
S202115A07
B4M1202A