TM 9-2350-277-34REPAIR COMMANDER’S HATCH COVER HINGES (M577A3 AND M1068A3 ONLY) —Continued0055 003. Use a disc sander to sand chipped area smooth and remove any hard coating from weld area.INSTALLATION1. Clamp or tack weld new hinge part (1), (2), or (3) on cover (4).2. Install cover (4) on hatch (see your -20).3. Check alignment of hinges (1), (2), or (3) on cover (4) with torsion bar shields and hinges on hull.4. Remove cover. Weld hinges (1), (2), or (3) to cover (4). See TM 9-237. Use electrode type 5356.5. Clean weld area and apply touch-up paint to repaired area. See TM 43-0139.FOLLOW-THROUGH STEPS1. Install commander’s hatch cover on carrier (see your -20).2. Connect battery ground strap (see your -20).END OF TASK0055 00-2
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