IN FIELD REPAIR INSTRUCTIONS
FOR M-249 SAT, P/N: 148493-1

1. Phillips Screwdriver
2. Inch-Pound Torque-Driver with Phillips head
3. Acetone
4. Cotton Swabs
5. Loc-Lite Thread-Locking Compound [P/N M2247322YN, Grade A (RED) or equivalent].

2. Remove screws and washers from heat sheild with Phillips screwdriver.

3. Clean area where Loc-Tite bonded to head shield and sat housing with acetone. Ensure parts are dry before proceeding to next step.

4. Apply Loc-Tite to clean, dry screws and reassemble shield to sat. Torque screws to 18-20 in. lbs. [Note: Old screws and washers may be used if threads and heads show no sign of stripping. Before reusing old screws and washers, they must be thoroughly cleaned and dried to ensure no Loc-Tite remains (acetone or equivalent in an ultrasonic cleaner or a wire brush may be used)].