PS Magazine - MARCH 1981
PS, The Preventative Maintenance Monthly
ISSUE 340
MARCH 1981
I:
i
May the
Force
Be With
-±²
(±f F M@
fF
1
@<t!±&²³ ´g
²
)
§
quipment is damageD or eveN RUined when maiNtenaNce-types don't
EQUIPMeNT
know tHe diffeReNce betweeN "positive± and ²NegAtive± oR the diffeRence
SuFf±Rs ²rOm
³L´CtµicAl p¶oB·¸¹º
J»¼½ b¾¿aÀÁÂ
A
ÃÄÅ
ÆÇ ÈÉÊËÌÍ DÎn'Ï
Ð<ÑÒW HÓw ÔhÕÖ×
ØÙÚÛÜÝÞßàá
âYãäåæ/
çèéKê.
.
\±
., ³´
,
'
µ
And, fOR sOmE TROubl±sHOOTERs² THE ElECTRIC³l wIRIng dI³gR³m (sCHEm³TIC) In
THEIR
ëì
H³s nO mORE mE³nIng TH³n THE muddY TR³Il Of ³ w³ndERIng
E³RTHwORm. ´Ow ³bOuT YOu? DO Y< knOw THE sYmbOl µR ³ CH³ssIs gROund? DO
YOu knOw wH³T ³ CH³ssIs
ROund Is?
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