TM-9-2320-260-34-2
TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; VOLUME 2 OF 2
JULY 1994
TM-9-2320-260-34-2 - Page 581 of 863
16-32. HYDRAULIC SWIVEL VALVE REPLACEMENT (M819)
THIS TASK COVERS:
a. Removal
b. Installation
INITIAL SETUP
APPLICABLE MODELS
M819
TOOLS
General mechanic’s tool kit
(Appendix B, Item 1)
1-1/16-in. open-end wrench
(Appendix B, Item 123)
1-1/2-in. open-end wrench
(Appendix B, Item 125)
1-11/16-in. open-end wrench
(Appendix B, Item 127)
Lifting device
Chains
MATERIALS/PARTS
Antiseize tape (Appendix C, Item 50)
Cap and plug set (Appendix C, Item 6)
REFERENCES (TM)
LO 9-2320-260-12
TM 9-2320-260-10
TM 9-2320-260-34P-2
EQUIPMENT CONDITION
●
Parking brake set (TM 9-2320-260-10).
•
Boom raised and supported (TM 9-2320-260-10).
●
Hydraulic oil tank drained (LO 9-2320-260-12).
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 and plugs
prior to installation. Failure to do so may result in damage to
hydraulic system.
NOTE
l Tag hoses for installation.
. Have drainage container ready to catch oil.
1. Disconnect hoses (3) and (5) from elbows (2) and (4) on swing motor (1).
2. Disconnect return hose (9) from coupling (8) on 45 degree elbow (7).
3. Disconnect pressure hose (10) from coupling (11) on relief valve (12).
4. Disconnect drain hose (13) from elbow (14) at hydraulic oil reservoir (6).
5. Remove seven screws
(18) and cover (19) from mounting brackets (23).
6. Disconnect drain hose (21) from coupling (20) on control valve bank (22).
7. Disconnect drain hose (16) from elbow (15) on hoist winch motor (17).
16-182
TM 9-2320-260-34-2
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