TM-9-2320-361-20

2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)

TECHNICAL MANUAL; UNIT MAINTENANCE

OCTOBER 1991
TM-9-2320-361-20

  TM-9-2320-361-20 - Page 561 of 1207

TM 9-2320-361-20
7-18. REAR SPRING MAINTENANCE
This task covers:
a. Disassembly
c. Assembly
b. Cleaning and Inspection
INITIAL SETUP:
APPLICABLE MODELS
REFERENCES (TM)
All
TM 9-2320-361-20P
MATERIALS/PARTS
EQUIPMENT CONDITION
Center bolt
Rear spring removed (para. 7-17).
Nut
Four leaf clip screws
GENERAL SAFETY INSTRUCTIONS
Four leaf clip nuts
Spring leaves and plates are under tension,
Four leaf clip rivets
release tension slowly.
Graphite grease (Appendix C, Item 15)
Keep fire extinguisher nearby when using
Rags (Appendix C, Item 21)
drycleaning solvent.
Drycleaning solvent (Appendix C, Item 26)
NOTE
Some springs have two leaves and eight plates, and others have
two leaves and ten plates. Both types are maintained the same.
This procedure covers the spring with eight plates.
Only the two leaves of the spring can be replaced. Damaged plates
require replacement of whole spring.
1. Position C-clamp (4) on spring (2) near center bolt (7). Ensure C-clamp (4) is vertically centered and
square across spring (2).
2. Remove four nuts (1), screws (9), and spacers (8) from two long leaf clips (6) and short leaf clips (5).
Discard nuts (1) and screws (9).
WARNING
Spring leaves are under tension. Restrain all leaves and plates
while removing center bolt. Release tension slowly. Failure to do
so may result in injury to personnel.
3. Remove nut (3) and center bolt (7) from spring (2). Discard center bolt (7) and nut (3).
4. Slowly loosen C-clamp (4) until tension on plates (10) and (11), and leaves (12) through (19) is
released. Remove C-clamp (4) from spring (2).
5. Center punch and drill out rivets (20) from two long leaf clips (6) and short leaf clips (5). Discard rivets (20).
b. Cleaning and Inspection
WARNING
Drycleaning solvent is flammable and will not be used near open
flame. Use only in well-ventilated places. Failure to do so may
result in injury to personnel.
1. Clean all parts with drycleaning solvent. Use wire brush to remove rust and corrosion. Dry with clean rag.
2. Inspect plates (12) through (19) and leaves (10) and (11) for breaks and cracks. Replace leaves (10)
and (11) if broken or cracked. Broken or cracked plates require replacement of entire spring.
3. Inspect long leaf clips (6), short leaf clips (5), and spacers (8) for cracks or breaks. Replace
clips (6) and (5), and spacers (8) if cracked or broken.
7-42


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