Stops Firing

Step 1. Check for broken or worn firing pin tip. If tip is damaged, replace firing pin. TIP

Step 1. Check for broken or worn firing pin tip. If tip is damaged, replace firing pin. TIP

Firing Pin M249

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

Step 2. Feed mechanism is sticking. Check for burrs or distortion in Channel (1) area of Feed Lever (2). If defective, notify Direct Support Maintenance.

M249 Feed Mechanism
broken or kinked coils. If components are defective, notify Direct Support Maintenance.

Check feed pawl assembly (4) for burrs or excessive wear (looseness) and springs for broken or kinked coils. If components are defective, notify Direct Support Maintenance.

Check for interference between cartridge guides and feed pawls when actuated by Feed Lever (2). If interference exists, notify Direct Support Maintenance.

Step 3. Check for looseness between Tower Portion (5) and Tube Portion (6) of Gas Piston Assembly (7). If looseness exists, notify Direct Support Maintenance.

Step 3. Check for looseness between Tower Portion (5) and Tube Portion (6) of Gas Piston Assembly (7). If looseness exists, notify Direct Support Maintenance.

Injury Bolt Failer Images

WARNING

IF YOU TRY TO CHARGE THE WEAPON AND THE COCKING HANDLE WILL NOT UNLOCK THE BOLT, DO NOT TRY TO FORCE THE COCKING HANDLE TO THE REAR WITH YOUR FOOT OR A HEAVY OBJECT. THIS CAN CAUSE INJURY TO PERSONNEL OR DAMAGE THE WEAPON.

Step 4. Bolt jammed in barrel socket. The weapon must be treated as though it has a live round in the chamber if the bolt is locked and it cannot be charged. Notify Direct Support Maintenance.

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  • pandora
    How to tell if a firing pin is worn?
    8 years ago

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