Filter
Top Products
Tractors,
Lawn
and
Garden
-
110
and
112
Fuel
System
30
SM-2059-{Apr-67)
General
Wormation
5-3
DIAGNOSING
MALFUNCTIONS
CARBURETOR
Hard
Engine
Starting
E
ngine
Stalling
Engine
flooded.
Lower
choke
control.
Restricted
gas
tank
vent.
Replace
cap
or
cap
gauge
assembly.
High
speed
and
idle
mixture
needles
not
prop-
erly
adjusted.
Adjust
needles
properly,
page
10-5
or
10-11.
Fuel
inlet
needle
sticking
to
seat.
Install
new
needle
and
seat
assembly.
Choke
cable
loose
in
control
swivel.
Position
lever
and
choke
valve
and
tighten
cable
in
swivel.
Fuel
shut-off
valve
closed.
Open
valve.
Water,
rust
or
stale
fuel
in
gas
tank.
Remove
tank
and
flush.
Refill
tank
with
fresh
fuel.
Gummed
carburetor.
Clean
carburetor,
page
10-2
or
10-7.
Install
new
carburetor
kit.
Air
lock
in
fuel
line.
Remove
fuel
line
at
carburetor
and
bleed
fuel
line.
Restricted
air
filter
element.
Clean
element.
Check
condition.
Replace
element
if
necessary.
Also
see
"Diagnosing
Malfunctions,"
page
5-9
of
Section
20,
"Engines"
for
other
solutions
to
hard
engine
starting.
High
speed
and
idle
mixture
needles
not
prop-
erly
adjusted.
Adjust
needles
properly,
page
10-5
or
10-11.
Dirt,
water
or
ic
e
in
fuel
system.
Remove
components
and
clean.
Replace
parts
as
necessary.
Restricted
gas
tank
vent.
Replace
cap
or
c
ap
gauge
assembly.
Restricted
fuel
line.
Install
new
fuel
line.
Air
lock
in
fuel
line.
Remove
fuel
line
at
carburetor
and
bleed
fuel
line.
Restricted
air
filter
element.
Clean
element.
Check
condition.
Replace
element
if
necessary.
Also
see
"Diagnosing
Malfunctions,"
pa
ge
5-10
of
Section
20.
"Engines"
for
other
solutions
to
engine
stalling.
Rough
Idl
e
High
speed
and
idle
mixture
needles
not
prop-
erly
adjusted.
Adjust
needles
properly,
page
10-5
or
10-11.
Incorrect
float
setting.
Adjust
float,
page
10-4
or
10-9.
Restricted
air
filter
element.
Clean
element.
Check
condition.
Replace
element
if
necessary.
Dirt,
water
or
ice
in
fuel
system.
Remove
components
and
clean.
Replace
parts
as
necessary.
Also
see
"Diagnosing
Malfunctions,"
page
5-11
of
Section
20,
"Engines,"
for
other
solu-
tions
to
rough
engine
idle.
Litho
in
U.S.A.