PS Magazine - TB 43-PS-456
PS, The Preventative Maintenance Monthly
ISSUE 456
NOVEMBER 1990
M1A± Tanks .²³
r
.
oading a
l 20
MM main gun
und
safely mEans making sUrE thE loading
tray
I
sTub basE dEFLEctor is lEvEl with
thE bottom oF thE gun tubE±
If thE tray is not lEvEl, thE round
chambErs at an anglE± ²hat shavEs o³f
parT of thE combUstiblE casE, and in-
crEasEs thE chancEs of a f´ashback in
thE gun tubEµoR maybE in ThE tuRrEt±
²M
9-2350´264µ¶0µ3
doEs not mEn¶
tion chEcking fOR a lEvEl tray whEn in·
spEcting thE stub basE dEflEctoR, but
it's bEing addEd To thE procEdurE±
·
NOV ¸¹
Here'S whºt you »eed to do be¼
twee» StepS E º»d Fo» Pºge ½¾¿8ÀÁ¿:
*
SEt thE pry bar ¸o¹ your tankºs
tool pouch part way in thE gun tubE
and part way ovEr thE bottom of thE
loading tray±
±
»¼ thE bottom of thE tRay is flush
with thE bottom EdgE of thE pRy bar
and flush with thE gun tubE, you½RE
good to go±
²
»f thE PRy baR doEs noT liE f´aT on
both thE gun tubE and loading tRay, lEt
your mEchanic hEar about it now± HEºl¾
usE thE in¿ on ÀagE
Â-53
of ÁÂ
9-
2350Ã264Ã20-2Ä4
to EvEn uP tÃingsÄ
'
»f thE tray doEs not RaisE and lowER
s¹ooth´y duRing oPERation, youR ¹Ech
can fix That, too, with thE infO in thE
-20Å2Æ4Ç
NOV ¸¹
È
EMFS Nuts
Get ToRque
E
ÅECtÆÇÈÉEChanicaÅ
ÊEÅ
systEÉ
(EMFS)
ËaNgEÌ CANÍt takE a Åot oF
BANgÎNg aÆoÏNd BEÐÆE tÑEy WEar aNd
BÆEAKÒ
ÓÏt thE ËaNgEs gÔt BANgEd AÆoÏNd
BÔCAÏsE thÔÆE AÆE No tÇrqÏÔ VaÅÏEs
CAÅÅÔD oÏt ÐÆ tÑE gÔaÆBoX NÏts that
ÉÇÏNt thE
EMFS.
Õs tÃE nuts loosEn, thE
Ö
×ÂØS shim·
miEs
in its mount,
wEaring on thE
fLangEs± ×li¹inatE thE wEar by TorQu·
ing thE nuts tÇ
500Ã700
lbÙin±
ÀREvEnt EvEn moRE da¹agE to thE
×ÂØS flangEs by ¹aking suRE thE com·
PonEnt is handlEd with caRE duRing
tRansport to and ¸om youR ÚS Ex·
changE Point± ÚEPot rEbui¾d canÛT do
much with FlangEs that arE bRokEn oR
wallowEd out
±
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