PS Magazine - AUGUST 1976
PS, The Preventative Maintenance Monthly
ISSUE 285
AUGUST 1976
·
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±ow bars as if they were madE out of
·
.;±
solid goLd² Actually, they aRe harder
to get than gold bars² IF you break
one you'lL have to make do w³th
welding²
1-±²
or²R³´ro
.
·
´µAV¶µSING SYST¶M·¸he traversing syste¹ power unit For the M578
(
NSN 2520º00»087»8360
)
is in shor¼ supPly² You ca½ help by exerC¾sing it
.
,
± ² ³
oFten to keep gears, bearings and brake lubricated²
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wincH or when youÖre w³nd³ng the cable back up aFter reel³½g alL oF it oFf the
f
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drum, you gotta remember that it has to be tightly wrapped as you wi½d ¾t back² IF
»Fl
you wrap it ³n loose roll× the top wrap w³ll pull through to the lower layer oF rope
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and crusH or kink itØ Ùo prevent this, i½staLl the boo¹ wi½ch wire rope w¾th a l³½e
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pull of 7,500 pounds² Üor the tow ݾnch use 30,000 pou½ds pull² See Þara 2»20 ³n
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CAREFUL WHEN wOrKInG
±iTh ²³´cµeS! You'¶· D¸al¹ºg
»¼t½ ¾¿ÀMÁÂdÃÄs fÅÆÇÈÉ .ÊË
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ÍÎd ÏÐÑ ÒÓÔy ÕÖ× ØÙ ÚÛ
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ÜÝBÞ ßàá 60âã"
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ä 9-
2åæçèé38ê/ë
(Mar 7Z²
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JS!
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ýþÃÃ DÿAIĀ āĂþăS·¸He
2
draĄn
ą
pLugs a± tHĆ RĆaR undĆrsĄde oć ±he
huLl are oftĆn neglĆc±edĈ ThesĆ ĉlĊgs
are jus± ċnboaRd oČ ±hĆ traĄl³ng Ądler
wheeL aRmsč YoĎ take tHem oĊ±
weekly and dRa³n tHe wateRď
hydraul³c oċL and whatevĆrĐ đy doing
this you get rid of mo³stĊRe that
SNATÀý
B
ÃĒÀKēĔhe NSN for the
35ºton snatcH block in ¸M 9ĕ2350º
238»è0 ³s wrong² Ērder the 35ºton
bLock with NSN 3940»00»489º8340²
Ĕhe 35»ton block has a è2»i½ Ė
diameter sheave² A½y other size
sheave ¹eans you have the wRong
sna¼ch block² µeplace itØ
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