PS Magazine - FEBRUARY 1980
PS, The Preventative Maintenance Monthly
ISSUE 327
FEBRUARY 1980
;
j
1
A
bad spark Plug cabLe can knock
out the elecTRonic contRol unIt.
±he electron²c IgnItIO system
develoPs aRound
30,000
volts³ ´f a
sParK PlUg wIRe ·Is bRoken InsIde, THe
voltage will find
anoTher way t9
gRoundµ ±¶Is Is usuallY e²tHeR tHru the
PIck-uP coil In the distrIbutor¸or thRu
the eLectRonIc contr¹l unitµ
Given enºugH Time» ¼ that higH
voltage wIll buRn ouT one oR the oTheR½
¾F the engine's mIssIng or running
Rough, Find o¿t whatÀs causIng It³ ±Hen
get It FIxedµ And Be suRe to check the
sPark Plug WIres lIke ÁT says In PaRa
2-
±4,
±M
9-2±2²-266-2²
(an
76).
You
'
re putting your
multimeter
'
s
batteRy cuRrent
thru the cable
to See How
much ResistaNce
tHere is
.
I
±park plug end
If ResistaNce is
oveR
³´µ´´´
ohms²
the cable's no good
³
·
±et selector switch to
XlK
ohms pos
i
T
i
oN
.
±ee
page
¶·¶1
iN your
-
¶
´
TM
You don't Have to Take the spark plug cAbles
out of your
´
tRuck to test
µ
em¶ BUT test oNly oNe
cabLe at a t1me
...
or you may get mixed up aNd
hooK 'Em back up to the wRoNg p
L
aces
.
·M-2¸8¹±erºes »/4¼·ON ·rUC½
.±²
Brake Shoes Go Bonded
ÂiVeÃeD
ÄRaÅE
_
sÆoes
aRe
ÄeiNg
ÄootED oÇt³ ÈÉoÊ Now on Ëou geà oNlË
tÆE ÄoNDED liNiNg ÄRÌÅe shoEsµ
Ío coNÎeÉÃ to ÄoNDeD sÆoes, oRDeR
NSN
¸5¹º»º¼»º½º»¾¼¾¸¿
ÍhIs gets a
sEt of
4
ÄoNDeD sÆoes coÊPlete with
REÃuRN sPRiNgs ÌNÏ loNgeR adjustiNg
sCReÐs
³Ñ
´f Ëou alReÌDË haÒe ÄonDeD sÓoes,
oRDeR
NSN
¸5¹º»ºÀ»ºÁÀ»¾¹¸½
foR
4
Ô
shoes³ Íhis
NSn
RePlaces
NSn
¸530Â
0¼»058»¾4¸0
on Page
À4¹, tmÃĸ¹¸0»
¸¼8»¸ºP
ÕÖec
¾8ÅÆ
´f Ëou NeeD oNlË the aDjusteRs anD
REÃuRN sPRings FoR the bonded s×oes,
oÉÏeR
²SN
¸Ç¹0»ºÀ»º½0ȾÀ¾¼É
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