PS Magazine - TB 43-PS-436
PS, The Preventative Maintenance Monthly
ISSUE 436
MARCH 1989
sticks up higher, you can't zero the
.-±²³´µ
sight. Your armorer can screw the post
The bipod leg latches wear out, too.
back in the receiver.
If a leg ever sLides out while you're
caRryiNg your M249, the leg or Latch
Needs to be rePlaced.
To lock the legs oN the receiver, you
±ust hold the legs together as you push
them iNto the locking position on the
receiver. IF the Legs are not held toge-
ther, they won't ²lLy Lock in place.
The ³rst time your gun's bumped the
legs spring open´
Hold legs together
to lock them in place
Sight on SIghts
Beµre you zero your reaR sight, First
eyeball tHe ¶ont sigHt post. The post
o·en works loose and you can't zero
the sigHt. ¸o more tHan two threads
on tHe post shouLd show. IF tHe post
32
No more than
To threads
should show
¸ever FOrce tHe rear sight: You'lL
break the rear drUm. ¹nce the elevation
knoº starts binding, stop. Something's
out oF aLignmeNt. Your armorer needs
to check it out.
MAR 89
AdaptIng to Blanks
Always »se the M¼5½2 ºl¾Nk Firing adaPter (¿À½), ÁS 1005Ã00Ä118Å6192,
iNstead oF theM15. The M¼5½2, which has ¾ riNg haNdle, stays oN ±uch ºetter.
Æut the M¼5½2 oN sÇ its sides ¾re oN the rÇuÈded PaRt oF tÉe Fl¾sh suPpressÇr.
The ¿À½'s ÇPenÊÈg sho»ld ºe eveÈ
with the suppressor's F˾t sPÇt.
Screw the ¿À½ ÇN h¾ndÃtÊght ÇNly.
ÌF yo» µrce it tigÉter, it sPreads the
M¼5½2. TheN it WÇN't st¾y tightÍ
Îire 50 rouÈds tÇ WaR± »P the baÏeÐ.
The º¾rRel ch¾Nges sh¾Pe as it he¾ts
uP. ÑetighteN the ¿À½. DurÊNg every
break, re¾ch uP aÒd Óel iF the ¿À½Ôs
tight. ÑetÊghteN iF Èecessary.
ArmoRers Only
Armorers, iF yo»r uNit ɾs 30ÕrouNd ±agaziÈes, give the± ¾ gÇÇd eyeºaÐÐÊNg.
The ±agaziNes cause ÖediNg ProbÐe±s. ×Çok µr weaK sPriÒgs, ºeNt lips, anØ
ºurring. TurN iN ºad ±agaziÈeÙ.
There ¾re 200ÃrouNd ±¾gazÊNes ÊN the FieÐd With ºad ÐocKÊÈg levers. You caN
ID the± by theÊr Ðever r¾±Ps. ÚNstead oF ºeÊNg Fl¾t, the r¾±Ps sloPe uP ¾Nd
dowN. TÇ ³x the ±¾g¾ziNes, j»st sh¾ve the sÐopes Û¾t WÊth ¾ kNiFeÜ ÚF that
doesÈ't WorK, t»Ý 'e± iN.
Che±k for weak sprIngs,
ben² Lips and burri³g
0
MAr ¶·
Bad Locking Levers sLope.
Shave them fLat´
3¸
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