Isuzu N-Series. Manual — part 224
HYDRAULIC BRAKES 5A-55
Master Cylinder Assembly
Legend
1. Meter cluster
4. Brake hose
2. Switch connector
5. Master cylinder
3. Brake pipe
N5A0200E
5A-56 HYDRAULIC BRAKES
Removal
1. Meter CIuster
2. Switch connector
For the removal procedure for above, refer to Sec-
tion 2 CAB AND FRAME.
3. Brake Pipe
4. Brake Hose
1) Disconnect the brake pipes and hoses.
2) Plug or cover the brake rubber hoses, pipes
and the master cylinder brake fluid ports to pre-
vent brake fluid spillage.
If brake fluid spillage occurs, wipe it up immedi-
ately.
5. Master Cylinder
Installation
1. Master Cylinder
1) Install the master cylinder assembly to the vac-
uum booster or brake pedal assembly.
2) Tighten the nuts to the specified torque.
Tighten:
Master cylinder assembly nuts to 14 N
⋅m (1.4 kg⋅m / 122
lb
⋅in)
2. Brake Hose
3. Brake Pipe
4. Switch Connector
5. Meter Cluster
N5A0201E
N5A0185E
N5A0203E
N5A0205E
HYDRAULIC BRAKES 5A-57
Hydraulic Booster and Brake Pedal Assembly
Removal
• Block the vehicle wheels and apply the parking
brake.
• Disconnect the battery ground cable.
• By brake pedal operation with the engine off, re-
duce the pressure of the hydraulic oil in the accu-
mulator, and after confirming that the temperature
of the hydro boost assembly has been reduced, re-
move the hydro boost assembly from the vehicle.
1. Remove meter cluster.
2. Remove meter assembly and harness connector.
3. Remove instrument panel assembly and ventila-
tion duct.
4. Remove heat protector under the hydraulic boost-
er.
5. Steering wheel and column assembly.
• Remove inspection window and mark steering
worm shaft and U-joint yoke.
Remove key bolt and nut.
• Remove screws: boots to floor.
Legend
1. Meter cluster
6. ATF pipe
2. Meter
7. Brake pipe and hose
3. Instrument panel and duct
8. Brake pedal assembly with master cylinder and
hydraulic booster
4. Heat protector
5. Steering wheel and column assembly
N5A0206E
5A-58 HYDRAULIC BRAKES
• Remove bolts and nuts: support bracket to
floor.
• Remove bolts: steering column bracket to in-
strument reinforcement assembly.
• Remove bolts: steering column bracket to
brake pedal bracket.
6. ATF pipe: inlet and outlet.
• Disconnect pipes from the booster.
7. Brake pipe and hose: front and rear.
• Disconnect pipes and hoses from the brake
master cylinder.
8. Brake pedal assembly with master cylinder and hy-
draulic booster.
• Remove accelerator pedal bracket.
• Remove brake pedal assembly mounting bolts.
• Remove radiator grille and disconnect ATF in-
let pipe from flexible hose in front of the radia-
tor.
Remove ATF inlet pipe.
• Remove brake pedal assembly.
Installation
1. Brake Pedal Assembly with Master Cylinder and
Hydraulic Booster
• Set ATF inlet pipe and install brake pedal as-
sembly.
Tighten:
M10 mounting bolts to 42 N
⋅m (4.3 kg⋅m / 32 lb⋅ft)
• Connect ATF inlet pipe with flexible hose.
• Install accelerator pedal bracket.
• Install radiator grille.
N5A0207E
N5A0208E
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