Technical data

TM 9-1005-319-23&P 0008
PMCS PROCEDURES - Continued
Table 1. Preventive Maintenance Checks and Services for
M16 Series Rifles and M4 Series Carbines - Continued.
Item
No.
Interval
Man-
Hour
Item To Be
Checked or
Serviced
Procedure
Equipment Not
Ready/Available
If:
2
(Cont)
Quarterly
(Cont)
Charging Handle
Assembly and
Selector Lever
(Cont)
M16A3 and M4A1 Only
Selector Lever -
AUTO
h. Place selector lever (7) in AUTO
position. Charge weapon and
squeeze trigger (8). Hammer
should fall.
h. Hammer does
not fall.
i. Hold trigger (8) to the rear,
charge weapon, and release
trigger. Squeeze trigger.
Hammer should not fall.
j. Repeat the BURST position test
five times.
NOTE
Automatic sear should
release hammer while
holding trigger in squeezed
position before releasing
and resqueezing trigger.
i. Hammer falls.
All Weapons
Selector Lever -
SAFE
k. With hammer in forward
position, use moderate
finger/thumb pressure to
attempt to place selector lever
(7) in SAFE position.
j. Moderate
finger/thumb
pressure moves
selector lever to
SAFE position.
1 v s 0 3 6
M 1 6 A 2 / M 1 6 A 4 / M 4
M 1 6 A 3 / M 4 A 1
S E M I
S A F E
B U R S T
S E M I
S A F E
A U T O
7
7
8
8
7
0008-6