PS Magazine - MAY 1984
PS, The Preventative Maintenance Monthly
ISSUE 378
MAY 1984
After shutdown, remeMbe(to duMp
the pressure oN your HAWK systEM's
±91²2 lau³cher hydraulic liNes.
If you doN't hit the duMp switch
´hydraulic valve), pressure stays on the
lines, fittiNgs aNd check valves µ¶µ and
can cause leaks.
Open
hydraulic
valve
Look fOr uNusual wear. The check's
not iN your crew P±CS, but iF you spot
·t and tell your MechaNic, the bushing
caN be replaced befOre it ¸ils.
Due to locatioN of the grease fitting,
the inner side gets aMple lube, but the
outside gets alMost none. That causes
extra wear.
±odi¹ied L-T's have 2 ¹itti³gs on the
upper aNd lower bushiNgs.
M163A±
Vulcan Lock
Pusº the» raM¼ loc½·Ng ha³dle ¾r¿
ward and u¼ ÀÁoc½ed as sooN as You
raise or lower Your ÃÄ63ÅÄ VulcanÆs
raMp.
IÇ You leave the loc½·Ng ha³dle
dowN .¶. anÈ tUr³ the turret, the sight
current geNerator ÀSÉGÊ will BaNg i³to
the ha³dle. Ëhat spells daÌage.
R
OF THE ARMY TeCHNICAL BULL±TIN
DEPARTMENT
·
inSp²ction and c²rification
of GaG²S . Small armS
h
A
W
ashingtoN, D.C±
Headquarters² DepartmeNt oft e rmy³
29July 1981
TÍ 43-0196 lays out requireMeNts
and procedures Îr a³nual i³spectio³ of
tiÌ·ng aNd heads Ïace gages used on ±2
Mach·ne guns.
HEADSP±C².³´
So how do you tell when calibrat·on
is due?
Crews can check with their arMorer
or suÏply sergeant, who Most coMÐonÑ
ly Òile the DA ÓorMs 3023 which
record Direct Suϼort's iNsÏectioN
dates. ArMorers keeÏ the DA ÓorM
3023 on their own gages.
As a bac½uÏ, arMorers can keep the
blue coÏies of DA ÓorM2407 on unit
gages chec½ed out by DS.
Ôf you want to be sure your own
gages get back to you, latch onto soMe
blan½ dog tÕgs a³d stÕMÏ theÌ w·tÖ
your un·t ID. AttÕc× the dog tÕg to the
gage. Øou ÙCÚ' s, range instructors or
anyoNe else with gages would do well
to Ûurn theM in to your arMorers so DS
can use a MicroMeter on theM.
b³´´µh ¶·µk
Take a secoNd look at the breech lock
in the barrel exteNsio³ befOre you slip
its Ïin iNto ¼lace.
Ëhe beveÁed edges should ¸ce the
Üo³t of the barrel extension ´where the
barrel screws iÝ).
/
Ôf you reverse the breech lock, the
'/
guN will get one round oÞ .
.. and stoÏ.
'
±
MAy
84
2
5
¸
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