Mitsubishi 3000GT Service Manual page 893

SERVICE BRAKES - On-vehicle Service
1. Visually check the brake pad thickness through the inspec-
tion hole in the caliper body.
Standard value: 10.0 mm (.39 in.)
Limit: 2.0 mm (.08 in.)
Caution
1. Replace the pad if worn beyond the limit. At this
2. If there is a large difference in thickness between
2. Remove the guide pin, lift caliper assembly, slide the
assembly toward the inside of the wheel well until sepa-
rated from the lock pin. Support it with a wire, etc.
Caution
The guide pin has been coated with special grease.
Do not wipe off the special grease on the lock pin,
and do not contaminate the lock pin.
3. Remove the following parts from the caliper support.
(1) Pad and wear indicator assembly
(2) Pad assembly
(3) Clip
(4) Outer shim
Using the following method, measure the drag force of the
disc brake after installation of the brake assembly.
4. With the brake assembly removed, use a spring scale
to measure the rotary sliding resistance of the hub in
the forward direction.
5. Install the pad clips to the caliper support in position.
6. Clean the piston and, using the special tool, push the
piston into the cylinder (caliper).
7. With care not to allow the piston boot to be wedged,
lower the caliper assembly and fit the lock pin.
8. Start the engine, depress the brake pedal firmly two to
three times and stop the engine.
9. Give the brake disc ten turns in the forward direction.
TSB Revision
time, replace the pads on right and left wheels
as a set.
the pads on the right and left wheels, check the
sliding portions of the caliper.