TM 9-2320-260-20
I
13-26. DUMP HOIST CONTROL BOX MAINTENANCE (Contd)
1. Remove four screw-assembled washers (7) and lubrication fitting (8) from cover (1).
2. Remove cover (1), two cams (2), lever (6), and gasket (4) from housing (5). Discard gasket (4).
3. Remove two rollers (3) from lever (6).
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 two rollers (3) on lever (6).
2. Position new gasket (4), lever (6), two cams (2), and cover (1) on housing (5).
3. Secure cover (1) on housing (5) with four screw-assembled washers (7).
4. Install lubrication fitting (8) on cover (1).
13-64
