M242 25mm Barrel Extension

Press inside edge of sear retractor assembly to release sear retractor, and cycle receiver into MISFIRE. Press and release sear release link while turning straight drive shaft in FIRE direction until master link is locked in SEAR.

Repair chain guides and mechanical interlock (WP 0069 00)._

ROCKER ASSEMBLY

PUSH ROD EXTENSION

r

If automatic gun feeder is not going to be installed, raise drive shaft to prevent damage.

r

Auto gun receiver manual cycle check is complete and receiver is timed.

ROCKER ASSEMBLY

PUSH ROD EXTENSION

Bevfitchett M242 25mm

AUTO GUN RECEIVER

STRAIGHT DRIVE SHAFT

AUTO GUN RECEIVER

AUTO GUN RECEIVER (BOTTOM VIEW) SEAR

RETRACTOR ASSEMBLY

STRAIGHT DRIVE SHAFT

For 1005 086 1400
SEAR RELEASE LINK

END OF WORK PACKAGE

UNIT

M242 25-MM AUTOMATIC GUN (NSN 1005-01-086-1400) M242 25-MM ENHANCED AUTOMATIC GUN (NSN 1005-01-454-0396)

GUN FIRES AT REDUCED RATE

INITIAL SETUP:

Tools and Special Tools

Artillery and turret mechanic's tool kit (item 41, WP 0085 00)

Turret mechanic's supplemental tool kit (item 44, WP 0085 00)

Equipment Conditions

WP 0023 00 Barrel assembly removed WP 0026 00 Automatic gun feeder removed

AUTOMATIC GUN FEEDER

AUTOMATIC GUN FEEDER

M242 Feeder Assembly
AUTO GUN RECEIVER

Perform electrical check-

out (WP 0005 00). Does

equipment check out in

NO ^

Replace defective parts

accordance with

w

(WP 0005 00), as

electrical checkout?

required.

YES

GUN FIRES AT REDUCED RATE- Continued

BOLT AND TRACK ASSEMBLY

Remove bolt and track assembly (WP 0053 00). Remove bolt and carrier assembly (WP 0054 00).

Check bolt and carrier assembly for galls, scoring, and burrs. Do these conditions exist?

YES ^

w

NO

Repair bolt and carrier assembly (WP 0055 00).

BOLT AND TRACK ASSEMBLY

Alkar Automatic Pistol

Repair bolt and carrier assembly (WP 0055 00).

BOLT AND CARRIER ASSEMBLY

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