TM 9-2320-260-34-2
15-18. SUBFRAME REPLACEMENT
THIS TASK COVERS:
b. Installation
a. Removal
INITIAL SETUP
REFERENCES (TM]
APPLICABLE MODELS
TM 9-2320-260-20
M817
TM 9-2320-260-34P-2
TOOLS
EQUIPMENT CONDITION
General mechanic's tool kit
q Dump body removed (para. 15-13).
(Appendix B, Item 1)
q Power takeoff-to-hydraulic pump propeller shaft
Lifting device
removed (TM 9-2320-260-20).
Two chains
q Splash shields removed (TM 9-2320-260-20).
Two guide lines
GENERAL SAFETY INSTRUCTIONS
MATERIALS/PARTS
q All personnel must stand clear during lifting
Four cotter pins (Appendix D, Item 20)
Eight locknuts (Appendix D, Item 173)
operations.
q 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).
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