Troubelshooting The following is a guide for trouble shooting your rifle. Most problems are a result of worn parts or improper care of the rifle. Knowledge of how the rifle functions enables the user to identify and correct problems. However, if you are unsure of a problem, take the rifle to a qualified gunsmith. | PROBLEM | CHECK FOR | HOW TO FIX IT | | | | | | WON'T FIRE | Selector lever on SAFE | Put on SEMI | | | Improper assembly of firing pin | Assemble correctly (RETAINING PIN GOES IN BACK OF LARGE SHOULDER OF FIRING PIN) | | | | | | | | | | | Broken firing pin | Replace | | | Too much oil in firing pin recess | Wipe off | | | Defective ammo | Remove and discard | | | Too much carbon on firing pin | Clean | | | | | | | | | | BOLT WON'T UNLOCK | Dirty or burred bolt | Take to qualified or return to importer | | | | if in warranty | | | | | | WON'T EXTRACT | Broken extractor spring | Same as Above | | | Dirty or corroded ammo. | Clean or Remove (Push out stuck round with cleaning rod.) | | | | | | | | | | | Carbon in chamber | Clean chamber | | | Fouling or carbon in extractor recess or lip | Clean | | | | | | | Dirty magazine | Clean | | | Defective magazine | Replace | | | Too many round in magazine | Take out excess | | | | | | WON'T FEED | Restricted recoil spring | Take out the recoil spring | | | assembly action | assembly and clean. | | | Magazine not fully seated | Push magazine upward | | | | | | DOUBLE FEED | Defective magazine | Replace | | | | | | WON'T CHAMBER | Dirty or corroded ammo | Clean | | | Damaged ammo | Replace | | | Carbon in chamber | Clean | | | | | | WON'T LOCK | Dirt, corrosion, or carbon build up in barrel locking lugs | clean lugs | | | | | | | Frozen extractor | Remove and clean | | | Restricted recoil assembly | Remove and clean | | | Restricted movement of bolt carrier group | Remove. clean, and lubricate | | | | | | | | | | SHORT RECOIL | Carbon or dirt in gas cylinder or on outside of gas piston | Clean | | | | | | | | | | | Carbon or dirt in gas | Clean | | | regulator | | | | | | | BOLT FAILS TO LOCK AFTER LAST ROUND. | Dirty or corroded bolt catch | Clean | | | | | | | Faulty magazine | Replace | | | | | | | | | | SELECTOR LEVER BINDS | Needs oil | Lubricate |
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