PS Magazine - TB 43-PS-467
PS, The Preventative Maintenance Monthly
ISSUE 467
OCTOBER 1991
f your tRucks
'
s not unde± AOAP, it
may suffe± f²om oIl ComtaminaTion
du±³ng w³nte± months. BuiLdup FRom
´ondensation anD d³lutIon FRom fuel are
THE cuµprIts¶
AftEr eve±y daiLy oil-lEvEl ´HECK·
sni¸f tHE di¹sTI´K ºo± ¸uel» Use you±
eyEs and ¼ngE±s to DeTECt sludge¶ ½ook
¾¿± bubblEs in THe oil on tHE di¹sÀiCK¶
ÁHatÂs moIstu±e ConTaminatIonà ĸ you
see bubbµEsÅ dRaw a sampÆE anD let it
stand Çn a glass jaRÈ WaTeÉ wiʵ sEpaRatE
ËÌom tHe oIµ¶ OIµÍs ligHteÎ tHan wate±Ï
so it ÐÑoatsÃ
ÒHangE tHE oil and oil ÓÔlTERs wHEn
you find ´ontamInatEd oÕÖ×
Øf youÂRE using OÙA aR´tic engine
oilÏ CHeck you± oil leveµ eve±y timE
you sHuT down anD befÚre you staÛÜ up
againÝ ÞHis is becausE an engine wiLL
consume mo±e of this tHin oiL tHan Oß
àáOâ
ãeep an eye on tHe oil pRessurE gagEä
å prEsSu±e Drop can mean µow oilÈ On
Long Runs· CHECk THe oil µeveµ seve±al
timEs a dayæ NçVçè oéER¸ilê to cut oR
sKip oil ´HECks¶ Ove±fIlÖing b±ings on
otHeR tRoubµEsÏ µiKE blown sEalsÝ
ëame goeì Fo± tHE ±esT oí tHE ´Hassis
î
don
Í
t oveR
ï
LubE¶ Gµobs oð coldñsTifò
ºenEó g±easE Can causE paRts to bind
and locKô
õonDensaTIon is always kno´Kin aT
TöE DooR÷ ëo, in bEtwEEn youR ±EguLøR
lubE se±vicesÏ cHecK one o± two oF your
gEaR casEsîlike a difùe±entiaú· t±ansû
mission or T±anìfü±ý èEmembERþ iT's
Time ¸o± an o³µ cHange whÿn ThE±EĀs oiµ
´ontaminaTIoný
16
OCT 9±
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