ARMY TM 5-5420-212-10-1
MARINE CORPS TM 08676A-10/1-1
Clean safety catch pin and pin holes with cloth.
Remove any small burrs on catch with file
Inspect catch for damage, cracks or distortion and if evident replace with new.
Position safety catch (3) between brackets on girder (4).
Push or tap headless pin (2) through brackets and catch and secure with new cotter pins (1) bending
ends around pin (2).
Move catch up and down to ensure freedom of movement.