4A
Fig.
4A-9
Fig.
4A-10
Fig.
4A
-11
•
Fig.
4A-12
4A:
3
Needle valve and
float:
I
.
Float and collar
2.
Needle valve assembly
4A-
A-3.
Inspecting
Carburetor
Note:
Before inspecting, wash
all
parts
in
clean gasoline,
blow
the
fuel pauages
with compressed air, and
remov
•i
all
dirt
.
Ne
ver
u
se
a wire for cleaning
the
jets.
J.
Inspect the
air
horn, main body and throttle body
for cracks and breakage
2. Check the float needle and seat for wear.
3. Check the float for damage.
4. Inspect the choke shaft and the throttle shaft for
wear. Worn throttle shaft allows air to enter into the
combustion chamber and mixture at low speed
becomes lean.