Subaru XT 1988 Service Manual page 973

4-4 BRAKES
INSPECTION
Inspect the disassembled parts, correct or replace if defective.
1) Caliper body
Uneven wear, damage or rust.
2) Piston
Uneven wear, damage or rust.
3)
Rubber parts
Deformation, wear, damage, deterioration or coat of mineral
oil.
4) Pad clip
Deformation, wear, damage or rust.
5) Spindle and cone spring
Damage or rust.
6) Lever
&
spindle
Damage or rust.
7) Support
Wear, damage or rust.
8) Other parts
Deformation, wear, damage or rust.
If the rubber parts are scratched or coated with mineral oil,
replace it with a new one.
ASSEMBLY AND INSTALLATION
1)
Clean the inner part of caliper body (cylinder) with brake
fluid. Apply a thin coat of SILICON COMPOUND
(725191050 or 003606010) to piston seal, and fit the seal to
the groove provided in the cylinder with hand.
Pay special attention to prevent the seal from twisting.
L4·1346
Fig. 56
2) Insert piston into cylinder.
Be sure to insert the piston into the cylinder with hand.
Do not use a vice when inserting the piston.
26
A17·125
Fig. 57
3) Upon completion of inserting piston into cylinder, apply
NIGLUBE RX-2 GREASE (725191040 or 003606000) into
the grooves provided in cylinder and along the circumference
of piston head. Then fit boot into the grooves. After con-
firming that boot is not twisted, attach boot ring.
When attaching the boot ring, refer to the figure.
L4-1347
Fig. 58 Fitting piston boot and boot ring
4) Apply NIGLUBE RX-2 GREASE (725191040 or
(03606000) to the cone springs fitting section of spindle, into
the space between cone springs after fitting them, and onto
the face of caliper body coming into contact with cone
springs.
Apply a thin coat of SILICON COMPOUND (725191050 or
003606010) to the sealing section of caliper body coming into
contact with O-ring of spindle ASSY.
Then, insert spindle ASSY into cylinder by turning clockwise
from the opening at the bottom of caliper body.
Never fail to apply the specified grease or compound to the
proper sections.