brake ISUZU TF SERIES 2004 Workshop Manual

5D-10 PARKING BRAKE SYSTEM

Removal
1. Remove wheel and tire.
2. Remove brake drum.
3. Remove tension pin (1) and shoe clamp spring (2).
4. Remove return spring (3).
5. Remove shoe assemblly with parking brake leve
r
(4).
6. Remove shoe assembly with adjuster lever (5) and
spring (6).
7. Remove parking brake inner cable from parking
brake lever (4).
8. Use offset box wrench (12mm hex.) to compress
locking lugs on the cable, then remove parking
brake outer cable from back plate.
NOTE: Do not twist or bend the cable too much.
A damaged cable will cause poor operation or a cable
break down.





311RS012

Legend
(1) Offset Box Wrench (12mm hex)
9. Remove nut (8) to fix the cable (7) on the leaf
spring.
10. Take out parking brake rear cable (7) from the
back plate.
11. Remove bolt (9) and nut (10).
12. Disconnect T-end (11) from the equalizer of front
cable.

Installation
NOTE: Be sure to use the new shoe clamp spring (2)
and the new adjuster lever clip (14).
1. Apply grease (multipurpose type grease) to the
connecting portion of the rear cable (11) and
equalizer (13). (aroow mark).
2. Install parking brake outer cable in back plate and
inner cable in parking brake lever (4).
3. Install return spring (3).
4. Install shoe clamp spring (2) and tension pin (1)
5. Install shoe assembly with adjuster lever, shoe
assembly with parking brake lever (4) and spring
(6). ---- snap action
6. Install nut (8) and tighten it to the specified torque.
Torque: 7N




m (0.7 kg




m/61 lb in)
7. Connect T-end (11) with equalizer (13) through
outer cable retainer (12).
8. Install nut (10) and tighten it to the specifed
torque.
Torque: 15 N





m (1.5 kg





m/11 lb ft)
9. Install bolt (9) and tighten it to the specified
torque.
Torque: 7 N




m (0.7 kg




m/61 lb in)
10. Install brake drum.
11. Install wheel and tire.
12. Pull parking brake lever with a force equivalent to
poerating force: 490 N (50 kg/110 lb), 10 times fo
r
conditioning.
13. Adjust parking brake lever adjusting nut so that
parking brake lever goes through 8

14 (bench
seat) or 6

8 (bucket seat) notches, when pulled
with a operation force of 294N (30 kg/66 lb).
14. Check brake for no drag.

PARKING BRAKE SYSTEM 5D-11

Inspection and Repair
Brake Lining Inspection
Check the shoe assemblies for wear by removing the
brake drum.
Replace the shoe assemblies if the lining thickness is
less than 1.0 mm (0.039 in).
Minimum limit: 1.0 m (0.039 in)









308RS004

4. Remove the drum. Measure the brake drum inside
diameter and diameter of the brake shoes.
Total shoe clearance: 0.4 mm

If incorrect, readjust the brake shoe clearance.
5. Rotate the adjust nut of hand brake lever until all
slack disappears from the cable. Set the adjust
nut.
6. After the rear brake shoe/drum gap has been
adjusted, perform parking brake cable adjustment.
7. Turn the adjusting nut so that the parking brake
lever travels 6

8 (bucket seat) or 8

14 (bench
seat) notches when pulled up with a force of 294
N (30 kg/66 lb).
8. Make sure there is no brake dragging.

5D-12 PARKING BRAKE SYSTEM

Main Data and Specifications
General Specifications


Model
Type
Leading-Trailing
Drum inside diameter
254 mm (10 in) or 295 mm (11.6 in)
Parking brake lever stroke
6

8 notches (bucket seat) or 8

14 notches (bench seat)
When pulled with a force of 294 N (30 kg/66 lb)

PARKING BRAKE SYSTEM 5D-13

Torque Specifications
N




m (kg




m/lb ft)



This illustration is based on RHD model.
RTW35DSF000201

N




m (kg




m/lb ft)





E05R300006

5D-14 PARKING BRAKE SYSTEM
MEMO

CAB 10-29

Important Operations
1. Front Console Assembly


Refer to Floor Consol in this section.



2. Glove Box


Remove 2 fixing screws and pulling the handle.



3. Instrument Panel Driver Lower Cover Assembly
1) Remove the engine hood opener 2 fixing screws.
2) Remove the lower cover one fixing screw.
3) Pull out the cover (Stick type parking brake only).
4) Pull out the lower cover assembly.




4. Driver Knee Bolster Assembly


Remove 4 fixing bolts.
Caution:
For precaution on installation or removal of SRS-air bag
system, refer to section 9 “Supplemental Restraint System
(SRS) - AIR BAG”

5. Driver Air Bag
6. Steering Wheel/Steering Cowl


Refer to Section 3B “STEERING COLUMN” for steering
lock assembly removal steps.




7. Meter Cluster Assembly


Pull out the 4 clip positions.

10-30 CAB


12. Instrument Panel & Cross Beam Assembly
1) Remove the two bolts fixing the steering column to the
cross beam and the two bolts fixing the brake pedal
bracket to the cross beam.



2) Remove the two bolts fixing the parking brake bracket to
the cross beam (Stick type parking brake only).



3) Disconnect the control cables at the blower unit and
heater unit.
Remove the front & side cover from the instrumen
t
panel.
4) Remove the fasteners fixing the instrument panel &
cross beam assembly to the body panel.


5) Disconnect the instrument harness connectors.

CAB 10-33
Important Operations
15. Instrument Panel & Crass Beam Assembly
1) Tighten the 4 bolts fixing the cross beam and body panel
to the specified torque.
Torque N
m (kgf
m/lb
ft)
19 (1.9/14)

2) A Bolt: Steering Column to Cross Beam
Torque N
m (kgf
m/lb
ft)
20 (2.0/14)
B Bolt: Pedal Bracket to Cross Beam
Torque N
m (kgf
m/lb
ft)
15 (1.5/11)


3) C Bolt: Parking Brake Bracket to Cross Beam
Torque Nm (kgfm/lbft)
15 (1.5/11)

21. Steering Wheel/Steering Cowl

Tighten the steering wheel fixing nut to the specified
truque.
Torque N
m (kgf
m/lb
ft)
35 (3.6/26)

7C-20 CLUTCH

AIR BLEEDING
Bleed air from clutch operating cylinder according to the
following procedure.
Carefully monitor fluid level at master cylinder during bleeding
operation.



1. Set the paking brake.



2. Top up reservoir with recommended brake fluid.
3. Connect a transparent vinyl tube to air bleeder valve.



4. Fully depress clutch pedal several times.



5. With clutch pedal depressed, open bleeder valve to release
air.
6. Close bleeder valve.
7. Repeat steps 5 through 6 above until brake fluid flows from
air bleeder valve without air bubbles.
8. Bleed air from clutch damper according to the above
procedure.
9. Repeat the above bleeding procedure until the air
completely removed.

CLUTCH 7C-35
SLAVE CYLINDER (4J, C24SE)
DISASSEMBLY



Disassembly Steps


1. Boot
2. Push rod
3. Piston and piston cup


4. Spring
5. Cylinder body




Important Operations
1. Boot
Brake fluid spilled on painted or plastic surfaces will cause
serious damage.
Take care not to spill brake fluid.