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 275 of 863
15-56. LIFTGATE AUXILIARY PUMP AND BRACKET REPLACEMENT (M820A2)
THIS TASK COVERS:
a. Removal
b. Installation
INITIAL SETUP
APPLICABLE MODELS
M820A2
TOOLS
General mechanic’s tool kit
(Appendix B, Item 1)
MATERIALS/PARTS
Four Iockwashers (Appendix D, Item 232)
Four Iockwashers (Appendix D, Item 234)
Gasket sealant (Appendix C, Item 43)
Cap and plug set (Appendix C, Item 6)
Antiseize tape (Appendix C, Item 50)
REFERENCES (TM)
LO 9-2320-260-12
TM 9-2320-260-10
TM 9-2320-260-20
TM 9-2320-260-34P-2
EQUIPMENT CONDITION
Battery ground cable disconnected
(TM 9-2320-260-20).
Drain hydraulic system (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.
NOTE
●
Tag all wires and hydraulic lines for installation.
●
Have drainage container ready to catch hydraulic oil.
1. Disconnect hydraulic hoses (8) and (10) from elbows (7) and (9).
2. Remove elbows (7) and (9) from auxiliary pump (5).
3. Remove four screws (1), terminal cover (2), and gasket (3) from auxiliary pump (5).
4. Remove three nuts (23), washers (22), and wires (18) from terminal studs (4).
5. Loosen jamnut (20) and remove wiring insulator (19) and washer (21) from auxiliary pump (5).
6. Remove four
nuts (16), Iockwashers (17), screws (6), and auxiliary pump (5) from mounting
bracket (14). Discard Iockwashers (17).
7. Remove four nuts (11), Iockwashers (12), screws (15), and mounting bracket ( 14) from frame (13).
Discard Iockwashers (12).
b. Installation
1. Install mounting bracket (14) on frame (13) with four screws (15), new Iockwashers (12), and
nuts (11).
2. Install auxiliary pump (5) on mounting bracket (14) with four screws (6), new Iockwashers ( 17),
and nuts (16).
3. Install washer (21) on wiring insulator (19), and connect wiring insulator (19) to auxiliary pump (5).
Tighten jamnut (20).
15-214
TM 9-2320-260-34-2
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