ARMY TM 5-5420-212-23
MARINE CORPS TM 08676A-23/2
a. Removal (Chain)
Pull back and lift release plate (1).
Press chain release lever (2) so chain link seat (3) can drop back allowing chain to be removed.
When using compressed air, wear safety goggles or glasses and ensure that air blast is not
directed towards another person.
Use the compressed air to remove dust, dirt and other foreign matter from the moving parts of the assembly.
Inspect body for damage, corrosion or flaking of protective finish.
Remove any burrs or sharp edges with a file.
Lightly oil threads of hook and mating surfaces of moving parts with lubricating oil and wipe all over with an oil
soaked cloth before cleaning with dry cloth.
Inspect chain for rust, cracks or breaks.
Operate release plate (1), chain release lever (2), tension adjuster (4), screw ratchet plate (5) and hook latch (6)
to check for freedom of movement and spring tension. Replace any broken or missing parts, or weak springs not
allowing proper use of equipment.
Fit link of chain into chain link seat (3) and push seat forward into body.
Push release plate (1) down and into locked position.
Pull on chain to ensure mechanism is locked.