PS Magazine - AUGUST 1984
PS, The Preventative Maintenance Monthly
ISSUE 381
AUGUST 1984
A
new High Security Padlock (HSP)
is ±anging aRound .²² like maybe on
youR aRm³ Room door² The Hi-³hear
Model
LK-1200
lock Replace³ the
Sargent & GreenlEaf MoDel
83
IB
HSP
(PS
363).
Hold one! You
'II
³till u³e
youR S&G ´odel
831
B
(clo³eD ³hackle)
until it become³ un³erviceable²
NSN
5340±00²799³8248
i³ a³³igned
to both HSP'³, but Model
LK´1200
i³
the only lock being ³hipped to unit³²
Each Hi-shear lock has its own
matched set of serial nuMbered
keys
.±.
•
O
,
·-
"rRlBdecsµ
Nos 6 9 1 ±
_
.
.
±
but t±e Matc±ing cylinder is
not nuMbereD² Use an etc±ing tool,
NSN
¶·¸¹º¹¹º»¹¸º¼½¾¸
(in your No.
»
CoMMon s±op set) to eTc± serial
³´MBers of keys o³ their Matc±ing
cylinDers. Keys are not interµ
changeable with any ot±er HSP.
You Get
¸
keys wit± each Lock:
a
¶ontroL ke· ¸wIth square bow) anD
»
regular operationaL keys (wIth round
bow).
¹±e deep cuts anD s±arp angles
²
make the keys prone to cracking.
NO¹Eº JIggle the key» or tap the lock
lightly with a wood or pLastic mallet
to get the key working easily.
¼ever use pLiers» key rinG or ex½
tra muscle to turn the key, or to get
the key into or out ¾f the cylinder¿
I'
AUG 8
5²
±
NeveR u³e the contRol key unle³³ you
wanµ to take the plug out of the hou³¶
ing to ³eRvice oR Replace a cylindeR or
paRt³²
P±dlock PM
U³e molybdenum di³ulfide· NSN
68¿0À00³264²6715,
to lubricaµe the
cylinDeR eveRy
3
µo
6
month³² ¸ip the
key blade in the powdeR· µap oFf the ex¹
ce³³ ²º» then open and clo³e the lock and
pull out the key² ¸o thi³
3²4
time³ to
³pRead the lubRicant anD get all µhe paRt³
woRking ³moothly²
No molybDenum di³ulfide? U³e Dry
film lubRicant¼ NSN
9150²00³754Á
0064Â
Spray the lock component³ and
leµ them DRy befoRe rea³³embly½
NeveR u³e oil to lube HSP¾³² The oil
leave³ a film that attract³ dirt¿ Du³µÀ
gunk ²²² gum³ up µhe lock quickÁlike½
DiS²SSEMbL y
0
HoLd the HSÀÁlabeL sIde
downÂin your hand. ÃnserÄ t±e conÅ
trol key in the plug. NO¹E: Ke· notchÆ
es face the shackle.
Ã
Ä
C
i
}
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