TM 9-2330-235-14&P
4-49.
RETRACTABLE SUPPORT ASSEMBLY MAINTENANCE (M390C) (Con't).
b.
DISASSEMBLY
1. Remove four screws (21), lockwashers (20), and landing leg (10) from yoke (9). Discard lockwashers.
2. Remove locknut (15), bolt (12), and handle (14) from handcrank (13). Discard locknut.
3. Remove locknut (16), screw (11), and handcrank (13) from landing leg (10). Discard locknut.
4. Remove two cotter pins (17), wheels (18), and shaft (19) from landing leg (10). Discard cotter pins.
c.
CLEANING AND INSPECTION I
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
(380C-590C). If you become dizzy while using cleaning solvent, immediately get fresh air and medical
help. If solvent contacts eyes, immediately wash your eyes and get medical aid.
1. Clean all parts in dry cleaning solvent. Dry thoroughly.
2. Inspect all parts for damage. Replace any damaged parts.
TA704341
4-115
