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FUELSVSTEM
Handle rile jelS with
Cilre. They can
easily
be
scored or
scratched
Check
the
float valve and valve seat
for
scoring,
scratches, clogging or damage.
Check
the
tip
of the float valve. where
it contacts
the
valve seal,
for
stepped wear or contamination.
Check the operation of the float valve.
Remove the following:
-
main jet
-
needle jet holder
-
needle jet
-
slow jet
-
starter jet
-
rubber
plug
Damage
/0
the pilot
Turn
the pilot screw in and carefully count
the
num-
screw seat
Will
ber of turns
until
it
seats lightly.
Make
a
note
of this
occur
If
the
Pilot
to use as a
reference
when
reinstalling
the
pilot
screw
IS
ttghtened
screw.
agamst
the
seat
Remove the pilot screw, spring, washer and 0-
rings.
Check each jet for wear or damage.
Check the pilot screw for wear or damage.
Clean the jets with cleaning solvent
and blow
open
with compressed air.
CARBURETOR CLEANING
Remove the
following:
-
diaphragmlvacuum
piston
-
all jets and pilot screw
Cleaning !he 8irsnd
Blow
open
alt air and
fuel
passages in
the
carbure-
fuel passages
wr!h
tor body with compressed
air.
s PIece of WIre
WIll
damage !he
carburetor body
5-12
WASHER
~RING
NEEDLE JET
O-RINGS
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