Mma Cont

Item No.

Interval

Item To Be Checked Or Serviced

Procedure

Not Fully Mission Capable If:

1

Quarterly (cont)

Grenade launcher with or without M16 series rifle or M4 series carbine

(cont)

g. Thoroughly clean areas that are to be touched up using dry cleaning solvent (item 9, app D). Touch up shiny exterior surfaces with solid film lubricant (item 11, app D).

Annual direct support safety and serviceability inspection and gaging

h. Check to ensure annual direct support safety and serviceability inspection and gaging has been done, and that the next gaging and inspection is scheduled. If annual gaging has not been performed within the last year, notify direct support maintenance.

Annual gaging has not been performed within the last year.

2

Quarterly

Hand guard assembly and leaf sight assembly

a. Check hand guard assembly for cracks.

b. Check leaf sight assembly for bent, broken, or missing parts. Check that markings are legible. Check screws for tightness. If damaged, evacuate to direct support maintenance.

Cracks exceed 1 inch (2.54 cm) and/or if chips are on back lip of hand guard assembly.

3

Quarterly

Barrel assembly

a. Visually inspect barrel assembly for bulges, dents, or cracks. Barrel assembly should be cylindrical in shape.

b. Check handgrip assembly for damage and positive retention to barrel. If damaged or no positive retention, evacuate to direct support maintenance.

Barrel has bulges, dents, or cracks or is oval in shape.

Handgrip assembly is damaged or is not positively retained on barrel.

ARMY TM 9-1010-221-23&P AIR FORCE TO 11W3-9-4-2 MARINE CORPS TM 07700A-23&P/2 NAVY SW 370-AE-MMI-010

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