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 117 of 863
TM 9-2320-260-34-2
15-18. SUBFRAME REPLACEMENT
THIS TASK COVERS:
a.
Removal
b. Installation
INITIAL SETUP
APPLICABLE MODELS
M817
TOOLS
General mechanic’s tool kit
(Appendix B, Item 1)
Lifting device
Two chains
Two guide lines
REFERENCES (TM]
TM 9-2320-260-20
TM 9-2320-260-34P-2
EQUIPMENT CONDITION
●
Dump body removed (para. 15-13).
●
Power takeoff-to-hydraulic pump propeller shaft
removed (TM 9-2320-260-20).
●
Splash shields removed (TM 9-2320-260-20).
MATERIALS/PARTS
GENERAL SAFETY INSTRUCTIONS
Four cotter pins (Appendix D, Item 20)
●
All personnel must stand clear during lifting
Eight locknuts (Appendix D, Item 173)
operations.
●
Ensure lifting capacity is greater than weight of
subframe.
1,
Remove eight locknuts (4) and screws (6) from subframe mounting plate (3) and frame (5). Discard
locknuts (4).
2.
Remove four cotter pins (11) from nuts (12) and screws (8). Discard cotter pins (11).
3. Remove four nuts (12), washers (13), screws (8), springs (14), and eight keepers (9) from four
subframe mounting brackets (7).
4.
Attach two chains to subframe channels (2).
5. Attach lifting device to chains and raise lifting device until slack is removed from chains.
6. Attach two guide lines to subframe (1).
WARNING
All personnel must stand clear during lifting operations.
A swinging or shifting load may cause injury to personnel.
Ensure lifting capacity is greater than weight (2,700 lb
(1,226 kg)) of subframe. Failure to do so may result in injury to
personnel or damage to equipment.
NOTE
Two assistants will help with step 7.
7. Raise subframe (1) away from sill (10) and frame (5) and position on supports.
8. Remove two guide lines from subframe (1).
9. Remove chains from subframe channels (2) and lifting device.
10.
Remove plug (15), gage (19), spacer (16), and screen (18) from tiller (17) and subframe (1).
15-56
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