PS Magazine - MAY 1986
PS, The Preventative Maintenance Monthly
ISSUE 402
MAY 1986
Dear Half-Mast,
W'rE
hav sHtwn
pRblemS wTh ou±
CUc
V's. ²³en ´e
sµU¶
of
t·¸ eNgi¹eº it
ke
»u¼ninG or ½rIe¾ to re¿sÀArt ÁtÂÃlF.
Äe've reÅaPPed tÆe staÇer relay Points and tÆis ÆelPs teÈPoÉrily,
tÆen Êt's back to tÆe old "re¿startË ÌrobleÈÍ
ÎoÈetiÈes, too, tÆe starter enÅaÅes ÏÆiLe tÆe enÅine's runninÅÐ
Ñot any ideas as to ÏÆat's ÏronÅ?
ÎÒ4 ÎÓ
L. C±
Dear Specialist S.
l² c³,
Sounds like your starter relays are fRom a bad batch that's plagued the
cUcV
Fleet±
Some relays had the point Gap set too close, so vibration or motion
caused them to engage± ²eplace the bummer with a new
Z
I³ designed
relay, NSN
2920-01-192´7985µ
´ that doesn't help, check For
loose electrical connections on
the Fuel shut-oFF solenoid on the
Fuel injection pumpµ Loose con¶
nections can let Fuel Flow aFtEr
you shut oFF the eng·ne± And
With a diesel enGine, al/You need
is Fuel to Keep the engine runninG
aFter You've turned o¸¹ the igniº
,±²
tion KeY±
l
a
{
J
I
L
FAY 86
I'M NO READY For
¶Ti·em¸¹t J\Sº
»¼a½s¾ ¿y BuÀHÁnGÂ
ÃÄ ÅÆÇKÈd!
Hold one before you replace that
torque rod on a 2 I /2- or 5±ton truck!
it may be more serv²ceable than ²t
looks.
A lot of rods are be²ng replaced
jUsT because the rubber bush²nGs are
cracked or
separaTed.
Here's ³ow
you can get a read²ng on the rods:
Place t³e end of a 3±fT crowBar,
·
NS N 5120±00±242±0762´ between the
torque rod and t³e mount²ng bracket
(or use the 36±²n p²nch bar´ NSN
5120±00-224-1372´ carr²ed on 5-ton
wrecker)µ
M³Y8´
ÉÊ
Push on the end of the bar so that
the hook end moves ¶ to 6 ²nches.
Release pre·sure on the croWbarµ
if the torque rod returns to ²ts or²G²¸
nal pos²t²on¹ ²tºs OKµ if ²t does not,
replace the rodµ
»h²s check for the 5±ton truck
torque rod ²s spelled out ²n » ACOM
Msg
AMS»A-M¼½
012000Z
Oct
85µ »³e same ²nfo appl²es to 2 I/ 2±
ton Trucks.
Back to Top Back to Top
