PS Magazine - MAY 1977
PS, The Preventative Maintenance Monthly
ISSUE 294
MAY 1977
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DAILY -The oil level in bOtH compressors has ±o Be checked daily. WHe±her
or no± you have ±he dips±ick screwed ²N makes a difference ³n your Reading´ µake
±he reading wi±h ±he c¶p screwed ou±. ·owever, screw ³± ¸¶ck ³n FingeR ±igh±
¶¹±er you ge± ±he reading ¸ecause ³± can jol± ou± and ge± los± ³F ºou »eave i± ³N
±here loose.
Note: Your compressoR dipstICks get
a lot of use and the wRiting on them
¶
soon wears off. BeFore thIs happens,
get your mechanIc to make Lines wIth a
-
±
·
fILe at the
ADD
and
FUL·
marKs. That way you can
use your dipsticKs even
after the wRitIng wears off±
²n case It's already too late
for tHis, NSN
6680-00-
one.
You³ll aLso need
preformed packing NSN
¹PºEFORMD
pACK»NG
5330-0¸-009¹¸553
for the dIpstICk´ This
is tHe same packing you use on youR oiL
fIll pLug.
checks, y¼u're us³Ng ±oo Much lu¸e½ ¾o¼K ¿r lu¸e Àeaks ³n Áu¸es or f³±±ings and
±igh±eN ³F Necess¶Ry ÃF ±here ³s no le¶k, y¼Ur c¼Äpressor ³s defec±ive and should
Åe rePl¶cedÆ
ÇÈ ÉIÊIÇGËComÌressorS mus± Åe rÍN regularlÎ ±o purge Mois±Íre aÏÐ
вs±riÅuÑe luÅeÒ IÓ ±ÔEre ¶re no fir²ng ÌerioÐs
t
ÕroViÐe ±Ôe exerciseÖ Ðo ±Ô²s
±wice a mon±ÔÖ li×e ±his:
1.
Check gearbox and both com-
pressors to make sure lube LeveL iN
all
3
is
ok¼
Add oiL if needed.
4½
Put gun scavenge switch
on
a±D
check The compressor cooling fans
To MaKE sUre They'Re Tu²NiNg³
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