Workshop Manual
Table Of Contents
- COVER
- INTRODUCTION
- SAFETY
- CONTENTS
- SECTION 1 GENERAL
- SECTION 2 UPPERSTRUCTURE
- Cab
- Counterweight
- Main Frame
- Pump Device
- REMOVE AND INSTALL PUMP DEVICE
- DISASSEMBLE PUMP DEVICE
- ASSEMBLE PUMP DEVICE
- MAINTENANCE STANDARD
- ALLOWABLE LIMITS FOR CYLINDER BLOCK
- DISASSEMBLE REGULATOR
- ASSEMBLE REGULATOR
- DISASSEMBLE FAN PUMP
- ASSEMBLE FAN PUMP
- MAINTENANCE STANDARD
- DISASSEMBLE REGULATOR (FAN PUMP)
- ASSEMBLE REGULATOR (FAN PUMP)
- STRUCTURE OF PILOT PUMP
- Control Valve
- REMOVE AND INSTALL CONTROL VALVE
- DISASSEMBLE CONTROL VALVE (4-SPOOL HOUSING SIDE)
- ASSEMBLE CONTROL VALVE (4-SPOOL HOUSING SIDE)
- DISASSEMBLE CONTROL VALVE (5-SPOOL HOUSING SIDE)
- ASSEMBLE CONTROL VALVE (5-SPOOL HOUSING SIDE)
- DISASSEMBLE CONTROL VALVE (4-SPOOL HOUSING UPPER AND LOWER SURFACES)
- ASSEMBLE CONTROL VALVE (4-SPOOL HOUSING UPPER AND LOWER SURFACES)
- DISASSEMBLE CONTROL VALVE (5-SPOOL HOUSING UPPER AND LOWER SURFACES)
- ASSEMBLE CONTROL VALVE (5-SPOOL HOUSING UPPER AND LOWER SURFACES)
- DISASSEMBLE CONTROL VALVE (4-SPOOL CONTROL VALVE)
- ASSEMBLE CONTROL VALVE (4-SPOOL CONTROL VALVE)
- DISASSEMBLE CONTROL VALVE (5-SPOOL CONTROL VALVE)
- ASSEMBLE CONTROL VALVE (5-SPOOL CONTROL VALVE)
- DISASSEMBLE CONTROL VALVE (HOUSING FRONT AND REAR SURFACES)
- ASSEMBLE CONTROL VALVE (HOUSING FRONT AND REAR SURFACES)
- DISASSEMBLE HOUSING
- ASSEMBLE HOUSING
- Swing Device
- Pilot Valve
- Pilot Shut-Off Solenoid Valve
- Solenoid Valve
- Signal Control Valve
- Shockless Valve
- Fan Valve
- Fan Motor
- Engine
- SECTION 3 UNDERCARRIAGE
- SECTION 4 FRONT ATTACHMENT
- SERVICE MANUAL REVISION REQUEST FORM
UPPERSTRUCTURE / Pilot Valve
W2-7-12
3. Install the lever (11) assembly to pilot valve (15).
Secure the lever (11) assembly to pilot valve (15)
with lock nut (12).
: 22 mm
: 55 N⋅m (5.5 kgf⋅m, 41 lbf⋅ft)
4. Connect the connector of wire (14).
5. Install wire (14) to pilot valve (15) and bracket (5)
with clip bands (13) (2 used).
6. Install cover (18) to bracket (5) with bolt (19).
: 10 mm
: 3.3 to 4.2 N⋅m
(0.3 to 0.4 kgf⋅m, 2.4 to 3.1 lbf⋅ft)
7. Install cover (7) to bracket (5) with screw (6).
8. Install the bracket (5) assembly to stand (16) with
bolts (17)(3 used).
: 17 mm
: 50 N⋅m (5 kgf⋅m, 37 lbf⋅ft)
9. Install covers (18, 7) to bracket (5) with screw
(10).
W1JB-02-07-005
W1JB-02-07-010
W1JB-02-07-008
W1JB-02-07-016
5
16
17
5
18 19
14
13 12 11
6
7
10
7
15
5
18