TM 9-2320-260-20
13-25. DUMP HOIST SAFETY LATCH MAINTENANCE (Contd)
WARNING
Eye protection is required when using a wire brush for cleaning.
Failure to do so may result in injury to personnel.
1.
Clean all parts with a wire brush to remove dirt, rust, and corrosion.
WARNING
Drycleaning solvent is flammable and will not be used near open
flame. Use only in well-ventilated places. Keep fire extinguisher
nearby when using drycleaning solvent. Failure to do so may
result in injury to personnel.
2.
Clean all parts with drycleaning solvent. Dry each part with a clean rag.
3. Inspect parts for cracks and breaks. Replace parts if cracked or broken.
4. Inspect parts for wear and damage. Replace parts if worn or damaged.
1. Install safety latch cylinder (8) on mounting bracket (4) with four washers (5), pin (7), and new
cotter pin (9).
2.
Install two lubrication fittings (12) on safety hook (1).
3. Install safety hook (1) on mounting bracket (4) with spring (2), pin (3), washer (13), and new cotter
pin (14).
4. Install safety hook (1) on safety latch cylinder (8) with washer (11), pin (6), washer (11), and new
cotter pin (10).
1.
Install mounting bracket (4) and safety latch assembly (23) on subframe (19) with four screws (17),
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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