TM 9-2320-260-34-2
15-16. HOIST SAFETY LATCH MAINTENANCE (Contd)
c. Cleaning and Inspection
1. For general cleaning instructions, refer to para. 2-8.
2. Inspect safety hook (1) for cracks, breaks, and heavily worn areas. Replace safety hook (1) if cracked,
broken, or heavily worn.
3. Inspect pins (3), (6), and (7) for bends and cracks. Replace pins (3), (6), or (7) if bent or cracked.
4. Inspect spring (2) for twists, breaks, and collapsed coils. Replace spring (2) if twisted or broken.
5. Inspect safety latch cylinder (8) for twists, cracks, and leaks. Replace safety latch cylinder (8) if
twisted, cracked, or leaking.
Install safety latch cylinder (8) on mounting bracket (4) with four washers (5), pin (7), and new
1.
cotter pin (9).
2.
Install two lubrication fittings (12) on safety hook (1).
Install safety hook (1) on mounting bracket (4) with spring (2), pin (3), washer (13), and new cotter
3.
pin (14).
4.
Install safety hook (1) on safety latch cylinder (8) with washer (11), pin (6), washer (11), and new
cotter pin (10).
e. Installation
Install mounting bracket (4) and safety latch assembly (23) on subframe (19) with four screws (17),
1.
screw (18), four washers (22), new locknuts (21), and new locknut (20).
2. Install two new packings (16) in safety latch cylinder (8).
3. Connect two hydraulic hoses (15) to safety latch cylinder (8)
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