PS Magazine - TB 43-PS-514
PS, The Preventative Maintenance Monthly
ISSUE 514
SEPTEMBER 1995
M348- and M373±Series SemitraileR Vans .².
Landing Gear DraIn Holes
W
ater insIde The
laNding geaR Housing
of late modEl t±a²lers
MeaNs troUble.
IN
waRm
wea³heR It causes the
housing to RUst´ WheN
tempe±aTures dµoP,
the wate± fReezes and
cRacks the housing´
S²Nce
you
caN'T Keep
waTeR f¶om getting iN·
let
it
ouT´ DRill a 7/16-iN
diameteR hole iN the
housing¸ above the
weld liNe´
¹se gReen
CAC
pa²Nt, ºSº
³010´0µ¶
229´·5¸6,
f
r ToUCh uP.
*T¹º»¼LT½O»:
P¾HE¿
ÀÁÂÃÄÅ
•±•
Drain Air Tanks and FIlters
. ±-
W
hen yOU
d¶a»N ¼he
waTer
F¶om
yo±r prime mover's air
½aNks¾
drivers,
do
The
same fr the trailer.
MOisT²re is j³sT
a
hard ON a Trailer´s air brAke sysTEm
Æs
iT is ON The µR²cK¶s·
WaTer r²sµs valves OpeN Or cLosed¸ leavINg yo² wi¹H º»KEd-±p bRaKes .·· Or nO
brAKes aT
al.
¼l ¹RA½lers wi¹h aIr bRaKes have
ÇÈ ÉÊ
F½¾d ¹He P¹c»k ON The ¹A¾K THaT leTs
yO²
D
¹he mOIsT³Re·
ËÌÍ
The
É ÎÏ
eAch OPraTiON·
Smal¿er Trailers aºso have ÀlTersÁ ÂpeN The ÀlTer ho²siNg aNd LeT mOisT²rE draiN
Ãom
it
aÄer eaCh operaµiOn.
ÅiNdiNg aN air TaNK is preTTy
easy´ ¿tÀs
big eNo±gh ÆO sEeÇ
ÁyebAll
The TraiLer
Ð
½o f»nd oÂt where the f»lte¶
is. Èhe brAKes
w»LL
µhaNK yO±É by operaTiNg prOÊrly·
PS
ÑÒÓ
ÔÕ
SEP
ÖÑ
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