M242 25mm Bushmaster Chain

Place feeder handle in down (locked) position to protect electrical connector on bottom of automatic gun feeder.

REMOVAL

1. PLACE M242, 25-MM AUTOMATIC GUN ON A CLEAN, FLAT SURFACE. Position M242, 25-mm automatic gun (1) as shown.

M242 Machine Gun 56mm

2. LOCK M242, 25-MM AUTOMATIC GUN IN SEAR POSITION.

a. Rotate straight drive shaft (2) counterclockwise until M242, 25-mm gun stops and becomes locked.

b. Visually check bolt position indicator (3) to verify that M242, 25-mm automatic gun (1) is locked in SEAR position.

M242 25mm Feed Select Solenoid

c. If M242, 25-mm automatic gun (1) locks and bolt position indicator (3) points to MISFIRE, install hand crank (4), press sear release link (5), and rotate hand crank (4) one-half turn. After one-half revolution of hand crank (4), release sear release link (5).

d. Continue rotating hand crank (4) until M242, 25-mm automatic gun (1) locks and bolt position indicator (3) points to SEAR position. Remove hand crank (4).

M242 25mm Bevfitchett

sear position misfire position sear position

M242 Bushmaster Bolt Position Indicator
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3. LOWER STRAIGHT DRIVE SHAFT.

Press release button (6) and lower straight drive shaft (2).

M242 Bushmaster Bolt Position Indicator

REMOVAL - Continued

4. SELECT UPPER FEED.

Push feed select knob (7) into electrical feed select solenoid (8).

25mm Chain Gun Upper Reciever5

5. UNLOCK AUTOMATIC GUN FEEDER.

Press down on feeder handle latch (9) and rotate feeder handle (10) upwards.

Feeder Handle M242

6. REMOVE AUTOMATIC GUN FEEDER.

Slide automatic gun feeder (11) to the rear, press down on feeder handle latch (9), and rotate feeder handle (10) down to locked position. Lift automatic gun feeder (11) off auto gun receiver (12).

M242 Bushmaster Chain Gun Brake Down

INSPECTION

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