TM 9-2330-235-14&P
4-37. SUSPENSION ARM MAINTENANCE (M514) (Con't).
3. Remove two nuts (20) and screws (24). Disassemble clevis (19), clevis (21), and adjusting screw (25).
4. Remove two screws (43), lockwashers (42), cover (41), and gasket (40) from suspension arm (9). Discard
lockwashers and gasket.
5. Remove cotter pin (38), nut (39), lockwasher (37), stud (36), and flat washer (35) from torsion bar (12). Discard
cotter pin and lockwasher.
6. Use a brass drift to drive outer end of torsion bar (12) until expansion plug (17) is driven out of support (11).
Discard expansion plug.
7. Remove cotter pin (18), nut (16), lockwasher (15), flat washer (13), and stud (14) from inner end of torsion bar
(12).
Discard cotter pin and lockwasher.
8. Remove support (11) from cover (29).
9. Use a brass drift to drive torsion bar (12) from cover (29).
10. Remove three screws (33) and lockwashers (10) from suspension arm (9). Discard lockwashers.
11. Remove four screws (31) from machine keys (30 and 32).
12. Remove sleeve bearings (28 and 34) from each end of cover (29).
13. Remove cover (29) and two machine keys (30 and 32) from suspension arm (9).
c. CLEANING AND INSPECTION
WARNING
Dry cleaning solvent, P-D-680, is toxic and flammable. Always wear protective
goggles and gloves, and use only in a well-ventilated area.. Avoid contact with
skin, eyes, and clothes, and DO NOT breathe vapors. DO NOT use near open flame
or excessive heat.
The solvent's flash point Is 100F-138F (38C-590C). If you
become dizzy while using cleaning solvent, immediately get fresh air and medical
help. If solvent Con'tacts eyes, immediately wash your eyes and get medical aid.
1. Clean all parts with dry cleaning solvent and dry thoroughly.
2. Check fit of sleeve bearings on cover Sleeve bearings should fit smoothly without binding or excessive free
play.
3. Inspect all parts for cracks, breaks, corrosion, or other damage. Replace all damaged parts.
d. ASSEMBLY
1. Install two machine keys (30 and 32) and cover (29) in suspension arm (9).
2. Install four screws (31) to secure machine keys (30 and 32).
3. Coat cover (29) with grease. Install sleeve bearings (28 and 34) on each end of cover.
4. Install three new lockwashers (10) and screws (33) In suspension arm (9).
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