Service Repair Manual
Models
D40D, D400D
ARTICULATED TRUCK
Shutdown SIS
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Product: ARTICULATED TRUCK
Model: D40D ARTICULATED TRUCK 2JJ
Configuration: D40D, D400D ARTICULATED TRUCK 2JJ00001-UP (MACHINE) POWERED BY 3406 ENGINE
Disassembly and Assembly
D40D & D400D ARTICULATED DUMP TRUCKS VEHICLE SYSTEMS
Media Number -SENR8203-02
Publication Date -01/12/2004
Date Updated -05/12/2017
SENR82030049
Front Hoist Control Valve
SMCS - 5136-010; 5136-015; 5136-016
Remove & Install Front Hoist Control Valve
To prevent personal injury, release the pressure from the hydraulic
system before any lines are removed or disconnected.
1. Drain the hydraulic oil tank.
2. Open transmission rear cover.
3. Remove sixteen bolts (2).
4. Disconnect two tubes (1). Cap or plug immediately.
5. Disconnect two lines (6). Cap or plug immediately.
6. Remove four bolts (7).
7. Remove cotter pin (5) (hidden).
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8. Remove two bolts (3).
9. Remove hoist control valve (4). The weight of the hoist control valve is 27 kg (51 lb).
NOTE: For installation of the hoist control valve, reverse the removal steps.
10. Fill the hydraulic oil tank to the correct level, refer to the Operation & Maintenance Manual.
Disassemble Hoist Control Valve
Start By:
a. remove hoist control valve
1. Disconnect line (1) from the relief valve.
2. Remove flange (2).
3. Remove boot (3) from cover.
4. Remove bolts (4) from cover.
5. Turn the control valve body around and remove two bolts (8).
6. Remove seal retainer (5). Remove seals (6) from the valve housing.
7. Pull main control spool assembly (7) from the valve housing.
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8. Remove retainer ring (9) from the cover plate.
9. Remove cover plate (14), spring and spring retainers (18), poppet