PS Magazine - TB 43-PS-666
PS, The Preventative Maintenance Monthly
ISSUE 666
MAY 2008
25
PS 666
MAY 08
1.
Raise the cover all the way up. Do
not hold the barrel while charging
the weapon. Charge the weapon and
allow the bolt to go forward (but
not slam).
2.
Retract the bolt just enough to
insert the FIRE gauge with its beveled
edge against the barrel notches.
3.
Remove the backplate. Pull the
backplate latch lock straight back
while lifting up on the backplate latch.
Raise the backplate assembly straight
up and remove it from the receiver.
Never charge the gun with the
back plate off. Do not stand directly
behind the gun while removing
the backplate. The gun must be in
single shot mode before removing
the backplate.
4.
Turn the timing adjustment nut
all the way down to the left, but not
completely off the timing stud.
5.
Retract the bolt just enough to
remove the FIRE gauge. Reinstall the
backplate. Retract the bolt just enough
to insert the FIRE gauge and try to ±re
by pressing the butterfly trigger. The
gun should not ±re.
7.
After the gun ±res, remove the backplate, and
turn the nut right two more clicks. Reinstall the
backplate, charge the gun and allow the bolt to
go forward without slamming.
8.
Retract the bolt just enough to insert the NO
FIRE gauge with the beveled edge against the
barrel notches. Push on the butterfly trigger. The
gun shouldn’t ±re.
9.
Retract the bolt just enough to
remove the NO FIRE gauge.
Insert the FIRE gauge with
the beveled edge against
the barrel notches.
Push on the butterfly
trigger. The
M2 should ±re.
Remove the
gauge. You’re
done.
6.
Retract the bolt just enough
to remove the FIRE gauge.
Remove the backplate.
Screw the nut one click
right. Reinstall the backplate.
Retract the bolt just enough
to insert the FIRE gauge and
try to ±re by pressing on the
butterfly trigger. Repeat this
procedure until the gun ±res.
A poster is available that gives the complete procedure for timing and headspacing
the M2 machine gun.
Your pubs clerk can order the poster with DA Poster 750-98,
IDN 401181, and PIN 083874.
There is also a smart card available that gives the complete timing and headspacing
procedure.
It’s available on the AEPS website:
bulletin/m2-mg-time-gage2.doc
M2 Machine Gun…
Time to
Change
Timing
Procedure
since ps published the
headspace and timing procedure
for the m2 machine gun in
ps 653 (apr 0
7
), the timing part
has been revised slightly.
here’s the
new improved
version…
hey, I think it’s
time for your
new timing
procedure.
your time
is my timing,
thanks!
666.24-25.indd
1-2
3/28/08
5:46:12 PM
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