Remove the spring, and diaphragm/vacumm piston.
Inspect the vacuum piston for wear, nicks, scratches or other
damage.
Make sure the piston moves up and down freely in the cham
ber.
Push the needle jet holder in and turn it in 90 degrees counter
clockwise.
Then remove the needle holder, spring, jet needle and washer
from the piston .
Inspect the needle for excessive wear a t the tip, bending or
other damge .
Inspect the diaphragm for damage, fatigue or pin holes.
Inspect the vacuum piston for wear or damage.
FLOAT CHAMBER, FLOAT AND JETS
Remove the four screws and float chamber.
( 1
D IAPHRAG M/PISTON
I
N EED LE J ET HOLDER
(1 I
( 1
(4) SPRING
FUEL SYSTEM
(2) SPRING
( 2 ) J ET
(3) HOLDER
N EEDLE
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