PS Magazine - TB 43-PS-445
PS, The Preventative Maintenance Monthly
ISSUE 445
DECEMBER 1989
M1/IPM1 Tanks .
±
.
Flat Spring RepLacemeNt
T
he only thing holding a 105-MM
round in your tank's ammo rack is a
fat spring tHat can break or bend.
±ere's how to keep tHe rounds where
they beLong.
*
RepLace any broken or sprung Flat
spring witH The Latest spring, NSN
5360²0³´20³µ8070¶ You'LL neeD the
spring insertion tool, NSN ·0·5²0·¸
258´7636, to do tHe joB. ¹etaiLs are
ºund on Pages 5»³40 and 5µ³4· oF
¼M 9²2350²255²20²2²3½
²
Never operate the tank with the
a¾mo doors open, except when ¿ou
Loaders aÀe doing your thing. Áe extra
cAreÂul any time the doors are open.
²
EyebaLl the springs during ÃMCS.
Report any broken or daÄaged spring,
and do not use tHat tube FOr ammo.
M³-Series Tanks
.
±
T
t
nSf s
EV£1Y TWO yeARS,
or wH± "N a²³P
´nµL¶sI· ¸¹º»
t¼!
eep in mind, tankers, that changing oiL and Åilters in MƲserIes tank transÄisÇ
sions Ère biennial services.
You change the oil and ÉÊLter every 2 ¿eËs, or when an ÌÍÌà oil anaοsis
tells ¿ou to.
ÏÍ 9Ð2350²264²³2 (MÆÌJ tanks) says ¿ou draw ÌÍÌÃ sampLes every 75
engine hoUrs or 90 days.
l½
9²2350²255г2 (MÆ, ÑÃMÆ) wiLl be changed to
sa¿ the same tHing.
4
D¾C 89
F´re ContRol Opt´cs µµµ
CoLd ±ens CleAning, WA²MING
i ¿À'Á ÂÃp chÄÅ
±•
UÆÇÈÉ ÊËÌ BÍÎÏÐÑ Ò
ÓÔÕÖ× Ø ÙÚÛÜ Ý×
FÞßàZáâ&
ãäåæçèé êiëì f06
íî ïðñòó ôÂu
U¶!
F
iÒe controL instruments Have moIsÓ
ture problems ye˲round. Ôn summer
it means more purging and charging.
Ñn winter, though, it means speciaL cËe
and cLeaning.
Never use hot breath to cLean a Lens
in Õeezing weather. Öoisture in your
breath wiLL ºg or Õost the Lens× Øact
is, tuÙ your Úead sideWays when yoÛ
even Look at a Lens in the coLd× Üse
opticaL lens cLeaning solutioÝ, NSN
D¾C 8õ
5
6850²00²392²975³, and LeÝs pÈper,
ÞSN 66ß0µ00²663à0832, ºr cLeÈning
instead.
Check your instruÄent's lUBe iná
strUctions FOr the râght cold²WeÈther
lubrâcaÝt. Íil that pours reaL slow in
the cold can put Äoving pÈÒãs iÝto sLow
motion or stop the Äotion coÄpleteLy
in extreÄe cold.
Ìnother situÈtion ¿oU waÝt to avoid
with optical leÝses is sUdden teÄpeÒÈÓ
ãUre chaÝgeäas in wHen yoU tÈke inå
stÒuÄents inside out oF the cold.
CoLd optics iÝ a waæ room collect
condensation. ¼his rusts pÈrts. Ôt'lL
Õost up a lens aÝd Äaybe even crack it.
YoU can avoid that damage, thoUgh, By
boxing optics oUtside beºre ¿ou go iÝ.
You can Use a box With a tight²FÊtting
lid and lined witÚ a continuous piece oF
heat²conducting mÈterâÈl lâKe ÈlUçèé
nuÄ ºiL. Ãut the optics iÝ the Box oUtÓ
side and then têe tÚe box iÝsideë
¼he optics wiLL WarÄ graduÈìly,
keeping the glass iÝ one piece Ènd pÒeå
VentiÝg lÈrge amouÝts oF ÄoisãUÒe
ÕoÄ ºrçing.
Back to Top Back to Top
