TM-9-2320-260-20
TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)
TECHNICAL MANUAL; UNIT MAINTENANCE
APRIL 1995
TM-9-2320-260-20 - Page 1073 of 1337
TM 9-2320-260-20
I
13-44. TRACTOR WRECKER CONTROL VALVE REPLACEMENT
THIS TASK COVERS:
a. Removal
b. Installation
INITIAL SETUP
APPLICABLE MODELS
EQUIPMENT CONDITION
M819
•
Parking brake set (TM 9-2320-260-10).
MATEWALS/PARTS
●
Hydraulic oil tank drained (LO 9-2320-260-12).
• Battery ground cable disconnected (para. 4-48).
Three locknuts
Antiseize tape (Appendix C, Item 30)
GENERAL SAFETY INSTRUCTIONS
Cap and plug set (Appendix C, Item 9)
• All personnel must stand clear during lifting
REFERENCES (TM)
operations.
●
Ensure lifting capacity is greater than weight of
LO 9-2320-260-12
control valve bank.
TM 9-2320-260-10
TM 9-2320-260-20P
1. Remove screw (4) and wire (3) from windshield wiper motor (2).
2. Remove screw (9) and wiper arm (8) from shaft (5).
3. Remove slotted nut (10) and adapter (11) from shaft (5).
4. Remove two nuts (7), lockwasher (12), washer (13), and seal (14) from shaft (5).
5. Remove windshield wiper motor (2) from cab front panel (15).
6. Working inside cab, remove seven screws (1) and plate panel (23) from two cab brackets (16).
7. Remove two nuts (19) and clamp (20) from two studs (21) and tubes (6) on inside left wall of cab (22).
CAUTION
• Clean area around hoses and lines before removal to prevent
entry of dirt. Damage will occur if dirt or dust enters system.
●
Cap or plug all openings immediately after disconnecting lines
and hoses to prevent contamination. Remove caps or plugs prior
to installation. Failure to do so may result in damage to
hydraulic system.
NOTE
• Have drainage container ready to catch oil.
●
Tag hydraulic hoses and tubes for installation.
8. Remove seven tubes (6) and four hoses (18) from control valve (17).
13-100
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