Trigger Pull Test

1. Place Test Fixture (1) on bench and add Test Weights (2) until minimum load of 8.0 lbs (3.63 Kg) is reached.

3. Hold Machine Gun (4) in vertical position. Hook end of Test Fixture (1) over Trigger (5) and slowly raise Machine Gun (4) vertically until Test Weights (2) are suspended. The bolt assembly should not move forward to firing position. If Machine Gun (4) fails Trigger Pull Test, replace defective parts and repeat test.

Rifle Trigger Pull Test Weight

2. Charge weapon by pulling Cocking Handle (3) to rear and place safety in FIRE position (red band visible).

4. Remove Test Fixture (1) and add Weights (2) until maximum load of 15.5 lbs (7.03 Kg) is reached. Repeat above procedures. Bolt assembly should move forward to firing position. If Machine Gun (4) fails Trigger Pull Test, replace defective parts and repeat test.

M16 Trigger PullM249 Machine Gun

Was this article helpful?

0 -1

Post a comment