PS Magazine - JUNE 1977
PS, The Preventative Maintenance Monthly
ISSUE 295
JUNE 1977
;
r
I
Sixty bucks for a tiny carbUreTor
screw?
No, but Chat's
aboUt
what a
mechanic can blow when he Tears Up
MIXTURE
ADJUStING
sCREW
the mi:Hure adjUsting screw in The 1-
ton trUck's emission conTrol
car-
bUreTor. If he bUggers Up ThaT litTle hex
hole in the screw, even sUpporT may
not be able to get the screw oUT± ²hen
the carb's shoT!
THIS SCREW
FINALLY CAmE
OUt, BUt
It's SHOt-
HEX HOLE
ROUNDED OUt!
²ake it easy when yoU set oUT to
make thaT carb adjUsTmenT spelled oUR
in ²M 9³2320³2´8³20 (SEp 7´), µh 4,
page ´0, para 2³45¶´·
4
'
YoU may find that the mixtUre
adjusting screw is stUck and is hard to
bUdge¶
µool it! ²rying To oUt³mUscle The
screw can leave yoU with a rUined
carburetor¶
First, make sure you've got The right
size socket head screw key¸¹
/64
ºin»
Gently Cry Co tUrn the screw± If iT
won't go in the direction yoU wanT,
Cry¸gently¸to turn it in the oCher
direction¼ Work iT back and forth easy½
like until yoU've got it free¶
But, if yoU can't work it loose the
easy way, let yoUr SUpporT take a crack
L;.!±²
_³
,-
´ \¾ton trucks
._±
"- ²³´
´µ¶·¸¹iº»
¼½¾¿ÀÁÂÃ
_
_
j
may have a problem wiTh loose
forward and tailgate meTal rails in The
cargo box cover kiT± InstallaTion
insTrUcTions in ¿para 3³2a(4) and 3À
2a(L0) of µh ´ To ²M 9³2320Á266³20
say To drill ÂÁin holes To insTall The
rails, but  inch is Too large¶ ²he holes
should be drilled
7
/16
inch insTead¶
If the holes are already drilled Ãoo
large, youÄll have to tack weld the moly
jack nuts,
P
/N ´2255566 (´9207), to
keep The metal
raIls
snug¶
Dear
HAf"Ä
Å
Æ vÇ
ÈSÉ
s th
ere
a
N
te
Ser
h
1
'n
f
or the
.
7±0-2
5
s
4
O
n
as
Hem 2
;
±
d1ator cap
(MAr 72
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ËgÌ
2²³
T
TActicAl Veh
´ ,
h
Coo/inµ
Íy Î
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s ems:
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