Note

The rear chain guide (PN 12524085) (less components) can also be used as a front chain guide. The front chain guide (PN 12524109) is not two-way interchangeable.

d. Visually inspect chain guides (13) and (14) for cracks or bends. If either of these conditions are found, replace chain guides.

e. Visually inspect chain guides (13) and (14) for grooved cuts and sharp edges. Grooved cuts in chain guides are normal, but if they cut through the chain guide, replace the chain guide. If sharp edges are found, deburr the sharp edges.

M242 Receiver Front View

2. INSPECT AUTO GUN RECEIVER.

Visually inspect auto gun receiver for loose or damaged screw threaded inserts. If either of these conditions are found, send auto gun receiver to Direct Support Maintenance for repair.

LUBRICATION

LUBRICATE ROCKER ASSEMBLY PARTS.

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