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TROUBLESHOOTING
CHART:
See appropriate
section in manual unless directed
to Sears service center.
PROBLEM
Loss of power
CAUSE
1
Cutting too much grass/too
fast.
2
Throttle
in "CHOKE"
position.
3
Build-up
of grass, leaves and
CORRECTION
1
Raise cutting height/reducespeed
2
Adjust throttle
control.
3
Clean underside
of mower
trash under mower.
4
Dirty air filter.
5
Low oil level/dirty
oil.
6
Faulty spark plug.
7
Dirty fuel filter.
8
Stale or dirty fuel.
9
Water in fuel.
10
Spark plug wire loose.
housing.
4
Clean/replace
air filter.
5
Check oil level/change
oil.
6
Clean & regap or changespark
plug
7
Replace fuel filter.
8
Empty fuel tank and refill tank witi-
fresh, clean gasoline.
9
Empty fuel tank and carburetor,
refill tank with fresh gasoline
and
replace fuel filter.
10
Connect
& tighten spark plug wire
11
Dirty engine air screen/fins.
12
Dirty/clogged
muffler.
13
Loose or damaged
wiring.
14
Carburetor
out of adjustment.
11
Clean engine air screen/fins.
Excessive
vibration
12
Clean/replace
muffler.
13
Check all wiring.
Engine continues to
run when operator
leaves seat with atta-
chment clutch engaged
Poor cut = uneven
cutting
14
15
Engine valves out of adjustment.
15
1
Worn, bent or loose blade.
2
Bent blade mandrel.
3
Loose/damaged
part(s).
1
Faulty operator-safety
presence
control system.
1
Worn, bent or loose blade.
1
2
Mower deck not level.
2
3
Buildup of grass, leaves, and
3
trash under mower.
4
Bent blade mandrel.
4
See "To Adjust Carburetor"
in
Service and Adjustments
section.
Contact
a Sears or other qualified
service
center.
1
Replace
blade. Tighten
blade bolt
2
Contact
a Sears or other qualified
service
center.
3
Tighten loose part(s).
Replace damaged parts.
1
Check wiring, switches
and
connections.
If not corrected,
contact a Sears or other
Replace
blade. Tighten
blade bolt
Level mower deck.
Clean underside
of mower
housing.
Contact
a Sears or other
qualified
service
center.
5
Clogged
mower deck vent from
5
build-up
of grass, leaves, and
trash around mandrels.
Clean around
mandrels
to
open vent holes.
29
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