Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual - part 1195

POWER-ASSISTED BRAKE SYSTEM

5C–47

10. Remove clip.

Installation

1. Install clip (4).

306RW010

2. Apply special grease (approximately 0.2 g) to both

contacting surfaces of the inner shims (5). Wipe off
extruded grease after installing. Install pad
assembly with shim.

306RW011

EndOFCallout

3. Install support bracket and tighten the bolt (7) to the

specified torque.

Torque: 103 N·m (76 lb ft)

306RW012

4. Install caliper assembly.

5. Install lock bolt and guide bolt (8) and tighten the

bolt to the specified torque.

Torque: 44 N·m (32 lb ft)

306RW013

6. Install brake flexible hose, always use new gaskets

and be sure to put the hooked edge of the flexible
hose end   into the anti–rotation cavity then tighten
the eye–bolt (9) to the specified torque.

Torque: 35 N·m (26 lb ft)

Legend

(5) Inner Shim
(6) Wear indicator

5C–48

POWER-ASSISTED BRAKE SYSTEM

302RW017

7. Install the wheel and tire assembly, referring to

Wheels and Tires System in Section 3E.

8. Bleed brakes. Refer to Hydraulic Brakes in this

section.

Rear Disc Brake Caliper (4

´4 Model)

Rear Disc Brake Caliper Disassembled View

306RW014

EndOFCallout

Legend

(1) Guide Bolt
(2) Lock Bolt
(3) Bleeder with Cap
(4) Caliper Body

(5) Piston Seal
(6) Piston
(7) Dust Boot: Piston
(8) Dust Boot Ring
(9) Dust Boot: Guide Bolt and Lock Bolt

POWER-ASSISTED BRAKE SYSTEM

5C–49

Disassembly

1. Remove guide bolt.

2. Remove lock bolt.

3. Remove dust boot; guide bolt and lock bolt.

4. Remove dust boot ring, using a small screwdriver.

302RS016

5. Insert a block of wood into the caliper and force out

the piston by blowing compressed air into the
caliper at the flexible hose attachment. This
procedure must be done prior to removal of the dust
boot.
Remove piston.

WARNING:  Do not place your fingers in front of the
piston in an attempt to catch or protect it when
applying compressed air. This could result in
personal injury.

CAUTION:  Use just enough air to ease the piston
out of the bore. If the piston is blown out, it may be
damaged.

302RS017

6. Remove dust boot: piston.

7. Remove piston seal.

8. Remove bleeder with cap.

9. Remove caliper body.

Inspection and Repair

Make necessary parts replacement, if wear, damage,
corrosion or any other abnormal conditions are found
through inspection.
Check the following parts:

• Rotor

• Cylinder body

• Cylinder bore

• Piston

• Guide bolt, lock bolt

• Support bracket

NOTE:  The piston dust seal and dust boot are to be
replaced each time the caliper is overhauled. Discard
these used rubber parts and replace with new ones.

Reassembly

1. Install caliper body.

2. Install bleeder with cap and tighten the cap to the

specified torque.

Torque: 8 N·m (69 lb ft)

3. Install piston seal and apply special rubber grease

to the piston seal and cylinder wall, then insert the
piston seal into the cylinder. The special rubber
grease is included in the repair kit.

302RS018

4. When inserting the piston into the cylinder, use

finger pressure only and do not use a mallet or other
impact tool, since damage to the cylinder wall or
piston seal can result.
Install piston.

5C–50

POWER-ASSISTED BRAKE SYSTEM

302RS019

5. Apply special grease (approximately 1g) to the

piston and attach the dust boot to the piston and
caliper. Insert the dust boot ring into the dust boot.

302RS020

6. Install guide bolt and lock bolt dust boot.

7. Install the dust boot on the support bracket after

applying special grease (Approx. 1g) onto the dust
boot inner surface. Also apply special grease onto
the lock bolt and guide bolt setting hole of the
support bracket.

302RS021

8. Install lock bolt and guide bolt and tighten the bolt to

the specified torque.

Torque: 44 N·m (32 lb ft)