Loosen the
screw
on the
carburetor
holder cl
amp
a
nd
remove the
carburetor
from
the eng i ne
mou
n
t.
1. Enrichener Pl
unger
Cap
2.
Enrichener Cable
3.
Enrichener Plunger
Figure 3-18
Disassembly of
VM32
Econo
Jet
Carburetor
1. Select a clean
work
area for disassembling the
carburetor.
Most
carburetor
problems are
caused
by
dirt
in the system.
2.
Clean
the
carburetor
with
fuel and
blow
dry
with
compressed air before disassembling.
Do
not
blow
high pressure air
through
the car-
buretor
until
it
is
disassembled.
3.
Remove
fou
r screws
with
spring assemblies
(See Figure 3-20.) Separate
the
float
chamber
body
from
the upper
carburetor
body. Remove
the
two
vent
tu
bes and econo
jet
tu
be
from
upper
carburetor
body. Remove
the
gasket.
4.
If
replacement
is
necessary, push
out
the f loat
pin
and
remove
the
float
arm
.
5. Remove
the
t
wo
floats
from
the float
chamber
body.
6. Remove the needle
jet
holder. This
will
re -
lease
the
needle jet. If necessary, tap the car-
buretor
body to loosen the needle jet, and push
the
needle
jet
out
through
the
top
of
the car-
buretor
body.
3-
36
CARBURETOR
7.
Carefully remove
th
e float valve assembly.
Re-
move
washers
and float
chamber
plate from
the
carburetor
body.
8. Remove
the
pilot
jet
,
throttle
stopscrew,
spring,
pilot air screw, spring,
main
econo jet, main
jet
, cap, fu
el
adjusting
screw
and spring.
Cleaning
VM32
Carburetor
Thoroughly
clean all parts w i
th
a
mild
solvent
or
fu
el/ oil
mixture
. Inspect a
ll
drilled
holes, openings
and f uel passages
in
the body.
Blow
compressed
air
through
the
passages. Remove
any
sediment
from
the fuel bowl.
Use of
carburetor
cleaners
may
be
necessary to re-
move
gum
and
varnish
bui
ld
-up
from
the
jets and
float chamber.
DO
NOT USE DRILLS
OR
WIRES to
clea n the jets or damage to the
jets
will
r
esult
.
Reassembly
of
VM32
Carubretor
Left
32/120
and Right
32/121
Check carburetor parts for
proper
identification
markings prior to reassembly. If
the
correct
com-
ponents are not
installed the
carburetor
cannot
be
calibrated properly.
1.
Throttle
Slide Valve -
CA2.5
2. Needle -
6DH7-3
3.
Needle
Jet
-
0-0
4.
Pilot
Jet
-
No.
25
5.
Main
Jet
-
No
.
170
6. Econo (Powe
r)
Jet
-
LH
No.
150,
RH
No.
130
7. Carburetor Body - L
32
/ 120, R
32
/ 121
1.
Place the spring on the
throttle
stop
screw
and
install
in
the
carburetor
body.
Turn
in
the
screw
about
10
turns
. (See
Figure
3-
20
.)
2. Insert
the
spring and pi lot
air
screw
in
the
carburetor
body.
Turn
the
screw
all the
way
in.
Then
turn
out
1-3/ 4
turns
for
initial
adjustments
.
3.
Install
pilot
jet, main/ econo
jet,
main
jet,
new
O-ring, spring, fuel
ad
j
usting
screw
and cap.
4. Position a
new
gasket,
washers
and baffle
plate on
the
upper
carburetor
body. Install the
float
valve assembl
y.
Ti
ghten
25
-
30
in.
Ib
(0
.29-0
.
35
kg-mi
.
5. If the
f
l
oa~
arm was removed,
install
the float
arm and secure
with
fl
oat
pin. Be sure the pin
is securely seated.
J
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