PS Magazine - APRIL 1982
PS, The Preventative Maintenance Monthly
ISSUE 353
APRIL 1982
1±
,
I
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I
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You can damage the
M53Al
sight
unit, elevation scaLe, eyeshield and
other parts if you don't carefully
position the unit in the
M166
storage
case.
FolLow the iNstructions on the decal
to the ±etter² If the case has no decal,
get one with
NSN 7690-00±239²3 788.
A
little Lube goes a long way to
prevent the adjustable leg on the
IT
'
s J³t a´ EFeµIV¶
• .,
·H¸
¹
Wº YOU»v B¼½n
Doj¾¿ Pm ÀÁ yÂuf
ÃiGhÄ ÅÆÇÈ!
M23Al
bipod from binding² If you
³orget it, the adjustment becomes a
headache²
FoLLow ´the
instructions on
schedules and kinds of lube in your
TMµ
Be a little generous with the lube
when you do the shoulder bo±ts and
the portion of the Leg that slides into
the lower bipod assembly²
A
LittLe Lube on the hinge pins on
which the legs pivot wouldn¶t hurt a
thing²
M30 mortar ShOcks
Open veNts
for battery
use or
chargiNg
Have a care!
Those
É
vents on the tops of the
batteries must stay open during
system use or during charging. If you
don·t open them, the batteries may
overheat and be damaged²
On the other hand, cLose thE vents
when there¸s a chAnce that water may
get in the battery ceLls¹
M224 MOrTar Si_hT
ÊË
Check foR
dirt, crAcks,
or fogging
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