Chapter Inspection Of The Automatic Rifle

28. GENERAL

For timely discovery and removal of*defects in automatic rifles, and also of irregularities in the!?. storage and care, the automatic rifles are inspected according ,to the instructions given in the unit interior economy regulations.

The technical condition of automatic rifles is characterized by their readiness for combat employment and, in addition, by the degree of their wear as a result of use. *.

Depending upon the degree of wear and character of Tepair required, automatic rifles are divided into categories according to the "Instructions for Classifying Artillery Materiel."

29. DAILY INSPECTION OP THE AUTOMATIC RlFLB BY THE SOLDIER

The rifle is inspected daily before leaving for a detail, before exercises> before firing, after firing, upon returning from a detail, and while cleaning.

The rifle is inspected daily in the assembled form, and in the assembled and disassembled forms while cleaning. The accessories are inspected before each cleaning* The soldier is required to report immediately to his commander (squad leader) when he discovers irregularities in his inspection of the rifle, magazines, and accessories.

The following points are checked in the daily inspection of the rifle:

Metal parts for rust, dirt, deep scratches and cracks (particular attention is to be paid to cleanliness of the chamber, bore, and bolt face).

The stock (of automatic rifles with wooden butt), fore end, hand guard and pistol grip, for cracks, splits, or serious indentations *

The bolt, operating rod, return and firing and trigger mechanisms, for proper operation when the selector is set for seaiautomatic and automatic fire; magazine lock, stock catch (of automatic rifles with folding metal stock), selector indicator, for condition; end screws and rear \ swivel screws (of automatic rifles with wooden stock) for looseness.

The hammer, to see that it is not cocked, and the position of the safety.

The front sight and rear sight, for condition, and the rear sight leaf notch for cleanliness.

Presence of accessories'in stock recess^ hiitt plate cover (of automatic rifles with wooden stock) to see that it closes properly; presence and condition of accessories in magazine bag (of automatic rifles with folding netal stockj.

The sling for proper connection.

The magazines for propeT assembly and functioning, and the position of the magazine in the rifle.

30. INSPECTION OF THE AUTOMATIC RIFLE, ASSEMBLED

The rifles are inspected in the assembled form in all phases of inspection*

The following items are checked in inspecting the rifle:

Serial number on the receiver cover and serial number on receiver for correspondence.

Metal parts foT rust, scratches, debts and cracks, and fore end, hand guard, pistol grip and butt, for cracks, slits, and deep nicks.

End screws, pistol grip screw, and also lower swivel and butt plate screws (of rifles with wooden butt)«

Receiver and receiver cover, for cracks and deep dents. In addition, during inspection the general condition of the rifle is checked.

The front sight should be vertical and should not move in the stud holes durina fire, and the front sight stud should not move in the base by pressure of the hand; the line on the stud should coincide with the line on the front sight base.

The barrel bushing should be held firaly by the lock the lock should be depressed in the recess of the front sight base easily by hand and should return quickly under the action of its spring*

The gas tube with hand guard and fore end should not have any longitudinal play-

The rear sight base should be held firmly on the barrel» longitudinal play of the sight leaf is permitted under the condition that the sight leaf return .to the initial position after being moved to tne side by hand.

The sight leaf should return to the initial position under action of the spring from any position within the limits of 30 degrees with respect to the rear sight base.

The lines and figures on the sight leaf should be clearly legible« When the catch is depressed, the slide should move freely along the entire length of the sight leaf.

The slide catch should be depressed easily into the slide recess without jamming and should Teturn quickly to the initial position uoder the action of its spring.

The lock spring should firmly lock the slide at any graduation on the sight leaf.

The sight leaf notch should be without nicks and burrs»

The lock should firmly bold the gas tube and band guard and should lock itself in the closed position.

The receiver cover should be firmly held by the guide rear face lug, and the rear face should move forward freely when its lug is pressed by the finger, and should move to the rear quickly under the action of the return spring when the lug is released.

The pins of the full automatic sear, hammer, and trigger should be held firmly in their holes»

The selector should rotate freely when changed from one position to the other, and should be firmly held In any one of the following positions: semiautomatic, full automatic, and safety.

Mien the selector is set on safety, and the hamwer is released from the top position, the trigger should not rotate when depressed, and the operating rod should be limited in its rearward movement by the hammer.

When the selector is set on safety, and the hammer is cocked, the trigger should not rotate when depressed, and rearward motion of the operating rod should be limited by the selector indicator, the forward end of which should butt against the cocking handle»

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  • SADIE
    How to inspect the automatic rifle?
    2 years ago

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