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TROUBLESHOOTING
CHART:
See appropriate section in manual unless directed to Sears service center
CAUSE
6.
Faulty spark
plug.
7.
Dirty fuel filter.
8.
Stale or dirty fuel.
9.
Water in fuel.
PROBLEM
CORRECTION
10. Spark plug wire loose.
6.
Clean
and regap or change
spark plug.
7.
Replace
fuel filter.
8.
Empty fuel tank and refill tank
with fresh, clean gasoline.
9.
Empty
fuel tank and carbure-
tor, refill tank with fresh gas-
oline and replace
fuel filter.
10. Connect
and tighten
spark
plug wire.
11. Clean
engine
air screen/fins.
12. Clean/replace
muffler.
13. Check
all wiring.
14. See "To Adjust
Carburetor"
in Service
and Adjustments
section.
Loss of power
(continued)
Excessive
vibration
Engine
continues
to run when
operator
leaves
seat with
attachment
clutch
engaged
Poor cut - uneven
Mower blades will
not rotate
11. Dirty engine
air screen/fins.
12. Dirty/clogged
muffler.
13. Loose
or damaged
wiring.
14. Carburetor
out of adjustment.
15. Engine valves out of
15. Contact a Sears or other
adjustment,
qualified service center.
Poor grass
discharge
1. Worn,
bent or loose blade.
2.
Bent blade mandrel.
3.
Loose/damaged
part(s).
.
.
2.
3.
4.
5.
Faulty operator-safety
presence
control
system.
Worn,
bent or loose blade.
Mower deck not level.
Buildup of grass, leaves, and
trash under mower.
Bent blade mandrel.
Clogged
mower deck vent
from build-up of grass, leaves,
and trash around
mandrels.
1. Obstruction
in clutch
mechanism.
2.
Worn/damaged
mower
drive
belt.
3.
Frozen
idler pulley.
4.
Frozen
blade mandrel.
1. Engine speed too slow.
2. Travel speed too fast.
1.
Replace
blade. Tighten
blade
bolt.
2.
Contact
a Sears
or other
qualified
service
center.
3.
Tighten
loose
part(s).
Replace
damaged
parts.
.
Check
wiring,
switches
and
connections.
If not corrected,
contact
a Sears
or other
qualified
service
center.
1.
Replace
blade. Tighten
blade
bolt.
2.
Level mower
deck.
3.
Clean
underside
of mower
housing.
4.
Contact
a Sears
or other
qualified
service
center.
5.
Clean
around
mandrels
to
open vent holes.
1.
Remove
obstruction.
2.
Replace
mower
drive belt.
3.
Replace
idler pulley.
4.
Contact
a Sears
or other
qualified
service
center.
1.
Place throttle
control
in
"FAST"
position.
2.
Shift to slower
speed.
29
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