Station 1, Clear, Remove, Disassemble, and Install an M242 25-mm Gun

Question 0

1.a Removed Feeder (2)

Answer 0

Ensured manual safety handle was in SAFE.

Question 1

1.a Removed Feeder (1)

Answer 1

Checked to ensure bolt and bolt position indicator were in SEAR.

Question 2

1.a Removed Feeder (3)

Answer 2

Raised feeder handle.

Question 3

1.a Removed Feeder (4)

Answer 3

Removed power cable.

Question 4

1.a Removed Feeder (5)

Answer 4

Lowered feeder handle

Question 5

1.a Removed Feeder (6)

Answer 5

Removed link chutes.

Question 6

1.a Removed Feeder (7)

Answer 6

Removed feed chutes.

Question 7

1.a Removed Feeder (8)

Answer 7

Pulled out straight drive shaft handle.

Question 8

1.a Removed Feeder (9)

Answer 8

Raised feeder handle.

Question 9

1.a Removed Feeder (10)

Answer 9

Removed feeder.

Question 10

1.a Removed feeder (11)

Answer 10

Removed feeder from turret to crew area.

Question 11

1.a Removed Feeder (12)

Answer 11

Removed any ammunition from the gun rotor.

Question 12

1.a Removed Feeder (13)

Answer 12

Verified the timing of the feeder.

Question 13

1.a Removed Feeder (14)

Answer 13

Placed the feeder on a clean flat surface with feeder handle lowered.

Question 14

1.a Removed Feeder (15)

Answer 14

Pushed in the straight drive shaft handle on receiver.

Question 15

1.a Removed Feeder (16)

Answer 15

Ensured breach, ejection port, and bolt surface were cleared of all spent casings of live ammunition.

Question 16

1.b Removed Barrel (1)

Answer 16

Unlocked gun barrel.

Question 17

1.b Removed Barrel (2)

Answer 17

Removed gun barrel.

Question 18

1.c Removed bolt and track (1)

Answer 18

Pulled out the straight drive shaft handle.

Question 19

1.c Removed bolt and track (2)

Answer 19

Cycled bolt out of SEAR position.

Question 20

1.c Removed bolt and track (3)

Answer 20

Removed track and bolt assembly.

Question 21

1.c Removed bolt and track (4)

Answer 21

Inserted the straight drive shaft handle.

Question 22

1.d Removed receiver (1)

Answer 22

Unlocked 25-mm gun receiver.

Question 23

1.d Removed receiver (2)

Answer 23

Removed receiver from turret to crew area.