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22
FUEL
-
CARBURETION
-
EXHAUST
ffi*ffi
f$*$s
J-',t0235
FIGURE
58
-
Removing Power
Volve
Piston Assembly
FIGURE
59
-
Removing
Accelerotor
Pump Lever
ond
Link
or
hove stripped threods.
Check
the
venturi
in lhe
moin
body.
lt
must
be
FIGURE
60
-
Accelerotor
Pump
Assembly
FIGURE
6l
-
Removing
Boffle
Plote
J-1o174
FIGURE
62
-
Removing
Moin
Jet
in good
condition,
free of
nicks,
scrotches
ond foreign
deposits.
Any
slight
irregulorilies
in the venturi
moy
offect
the flow
of
the
corburetor.
Be
sure
the
dischorge nozzle
is not
dom-
oged.
Check
possoges
in the
costing
by
directing
compressed
oir
into
one
end
of
every
possoge
ond feeling
for
flow
of oir
out
of
the other end.
Dis-
cord ond
reploce
the floot
ond
lever
ossembly
;f it
is domoged
in ony
woy.
Discorcl
ond
reploce
the
choke
or
J-10185
FIGURE
63
-
Removing Power
Volve
Assembly
throttle
plote
if
the
edges
ore
nicked
or
the plote is bent
or
corroded.
ASSEMBLY
lnstoll
the
power
volve
ossembly
with Tool
J-
l0l
85.
Use
Tool )-10174-01
to
instoll
the
moin
let.
Slide
the fuel boffle into the
fuel
bowl.
lnstoll
the
occelerotor
pump
inlet
check
boll into the
pump
covity
(Fig.
65).
Assemble
tl.re
occelerotor pump
rod
ond
stem ossembly. Slide
the
pump
os-
sembly
into the pump covity
in
the
moin body. Moke certoin thot
the
pump
cup
is not
wrinkled
during
in-
stollotion. Depress
the
occeleroior
pump
rod
f
ully into
the moin
body
to
{ocilitote
instollotion
of
the
pump
link.
lnsert
the
pump
iink into the outer
hole
of the
pump
operoting lever
ond
in-
stoll
the
lever on the
throttle
shoft.
ln-
stoll the lock
wosher
ond nut
ond
tig
hten.
Instoll
the
occelerotor
pump
dis-
chorge needle
into the
possoge
in
the
moin
body
(Fig.
65).
Instoll
the idle
mixture screw
ond
spring. Turn
the
needle screw
in
until
it
seots
lightly,
then bock
off
one
lurn.
The
idle
mixture
must
be
checked with
the
engine
running.
CAUIION:
Do nol turn the
idle
mixture
screw
in
too
ltghlly.
Over-
tightening
will
groove fhe
iopered
end
of
ihe
screw
ond
couse
on
er-
rotic
idle.
Use
Tool J-,l0236
to
instoll
the
pow-
er volve
piston
ossembly
into the
oir
FIGURE
57
-
Automotic Choke
Components
."Y%fu"*
qttigff:ttiffi'"
L
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