PS Magazine - FEBRUARY 1986
PS, The Preventative Maintenance Monthly
ISSUE 399
FEBRUARY 1986
STE/ICE .±²
Whether it's the charging system or
electrical wiring that needs looking
afer, STE/ICE is Fst and ±rst-rate at
diagnosinG Ma²ntenan³e problems.
Take the alteRator o´ a vehicleµ like
the ¶L51A2 1/4·ton truck¸ I´ the alter¹
nator is putting too little or no voltage
to the battery, put the tester to it¸
It'll let you know i´ you need to adº
j
ust the alteRator or repla³e it.
Voltage ³´st
To make sure the alteRato» is pumpº
ing amps to the battery to keep the volts
up to parµ do this:
¼½¾¿ With the eng²ne oÀµ hook PÁ plug
o´ the W2 test probe ³able to J4
·
VOÂTS/OH¶S connecto»¸
¼½¾¿ PUt the black and red clips togeÃher .
¼½¾¿ Dial Test 89 on the TEST SEÂECT
Ä
swit³hes¸
button
shoÅs Æp on the display.
ÇÈÉWait Ê» an oÀset
appea».
ItËs OK when the oÀset numbe» is Be¹
tÅeen minus 6¸8 and plus 6Ì8¸
Afe» Íaking the oÀset testµ hook Æp
the »eÎ ³Ï²p to C²»³Æit 5 on the alteÐato»
and the bla³k ³Ï²p to a gooÎ g»oÆnd¸
Thenµ ÊlloÅ these steps:
Ñ Sta»t the veh²³Ïe eng²ne .
ÇÈÉTÆ»n on liGhts and othe» vehicÏeÒ
»eÏated eÏe³t»ic powe»¸
ÑSet engÓne speeÎ to Ôst ²dle .
¼½¾¿ PÆsh TEÕT bÆtton.
16
FEB 8±
Ö× the voÏts a»e loÅ o» show
0
on the
ØEADOÙT DÖSPÂAYµ there may be
an elÚûi³aÏ shoÛ, wi»e b»oÜen or Ïoose.
Ýhen yoÆ »epla³e a bad ³able o»
soÏve the p»obÏe͵ »epeat the test.
Ö× the βspÏay »eaÞÓng is 26¸5ß29¸5
àáâ
voltsµ the ³harG²ng system ãs OK¸
17
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