Isuzu N-Series. Manual — part 129

MANUAL STEERING 3B2-1

STEERING, SUSPENSION, WHEELS

AND TIRES

SECTION 3B2

MANUAL STEERING

Contents

GENERAL DESCRIPTION . . . . . . . . . 3B2-2

Manual Steering Unit . . . . . . . . . ... 3B2-2

ON-VEHICLE SERVICE . . . . . . . . . . 3B2-3

Manual Steering Unit Replacement. . . . . 3B2-3

UNIT REPAIR . . . . . . . . . . . . . . 3B2-6

Manual Steering Unit (NHR, NKR) . . . . .. 3B2-6
Manual Steering Unit (NPR, NQR) . . . . 3B2-12

3B2-2 MANUAL STEERING

GENERAL DESCRIPTION

Manual Steering Unit

Legend

A. NHR, NKR

B. NPR, NQR

N3A0248E

MANUAL STEERING 3B2-3

ON-VEHICLE SERVICE

Manual Steering Unit Replacement

Removal

1. Remove the head light assembly. (for Non-Tilt Cab

Model, driverside only)
Refer to “Headlight Replacement”.

2. Remove the under panel. (Non-Tilt Cab Model)
3. Remove the front bumper assembly. (Non-Tilt Cab

Model)

4. Cotter Pin
5. Nut
6. Drag Link

Disconnect the drag link at the knuckle arm and the
pitman arm.
Remover: 5-8840-2017-0

Legend

1. Cotter pin

5. Unit fixing nut and bolt

2. Nut

6. Steering unit

3. Drag link

7. Pitman arm fixing nut

4. Universal joint

8. Pitman arm

N3A0249E

N3A0123E

3B2-4 MANUAL STEERING

7. Universal Joint

Apply a setting mark (1) across the yoke and worm
shaft in unit to ensure reassembly of the parts in
the original position.

8. Unit Fixing Nut and Bolt
9. Steering Unit

10. Pitman Arm Fixing Nut
11. Pitman Arm

1) Apply a setting mark (1) across the pitman arm

and worm shaft.

Puller: 5-8840-2051-1

Installation

1. Pitman Arm

Align the setting mark (1) applied at removal.

2. Pitman Arm Fixing Nut

Tighten:

• Nut to

NHR, NKR: 216 N

⋅m (22 kg⋅m/159 lb⋅ft)

NPR, NQR: 294 N

⋅m (30 kg⋅m/217 lb⋅ft)

N3A0124E

N3A0125E

N3A0126E

N3A0125E