Note

One soldier should hold and align round positioner and flat spring while the other soldier installs sleeve bushing and headed straight pin.

a. Push round positioner (10) and flat spring (11) together and install sleeve bushing (12) and upper headed straight pin (13).

M242 Feeder

INSTALLATION - Continued b. Install new cotter pin (14) in headed straight pin (13).

M242 Gun Cycle

5. INSTALL UPPER FEED SHAFT STOP (WP 0043 00).

6. INSTALL FEEDER ASSEMBLY ROTOR (WP 0036 00).

7. INSTALL FORWARD FEED ASSEMBLY (WP 0034 00).

8. INSTALL EJECTION CHUTE (WP 0032 00).

9. INSTALL LINK SHIELD (WP 0029 00).

10. INSTALL LINK BRIDGES FOR STANDARD FEEDER (WP 0027 00) OR LINK COVER ASSEMBLIES FOR ENHANCED FEEDER (WP 0028 00).

11. PERFORM AUTOMATIC GUN FEEDER MANUAL CYCLE CHECK (WP 0007 00).

12. INSTALL AUTOMATIC GUN FEEDER (WP 0026 00). 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)

ROUND POSITIONER ASSEMBLY DISASSEMBLY/ASSEMBLY DISASSEMBLY, INSPECTION, LUBRICATION, ASSEMBLY

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)

Materials/Parts

Acid brush (item 4, WP 0116 00)

Cotter pin (2) (MS24665-132) (old configuration round positioner assembly only) Cotter pin (3) (MS24665-132) (new configuration round positioner assembly only)

Grease (item 11, WP 0116 00)

References

WP 0007 00

Equipment Conditions

WP 0026 00 Automatic gun feeder removed WP 0027 00 Link bridges removed (Standard

Feeder only) WP 0028 00 Link cover assemblies removed

(Enhanced Feeder only) WP 0029 00 Link shield removed WP 0032 00 Ejection chute removed WP 0034 00 Forward feed assembly removed WP 0036 00 Feeder assembly rotor removed WP 0037 00 Round positioner assembly removed

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