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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.
Water in fuel.
10
Spark plug wire loose.
housing.
4
Clean/replace
air filter.
5
Check oil level/change
oil.
6
Clean & 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 carburetor,
refill tank with fresh gasoline
and
replace fuel filter.
10
Connect
& tighten spark plug wire.
Excessive
vibration
Dirty engine air screen/fins.
Dirty/clogged
muffler.
Loose or damaged
wiring.
Engine valves out of adjustment.
1
Worn, bent or loose blade.
Engine continues to
run when operator
leaves seat with
attachment
clutch
engaged
Poor cut = uneven
cutting
11
12
13
14
2
Bent blade mandrel.
3
Loose/damaged
part(s).
1
Faulty operator-safety
presence
control system.
1
Worn, bent or loose blade.
2
Mower deck not level.
3
Buildup of grass, leaves, and
trash under mower.
4
Bent blade mandrel.
Clogged
mower deck vent from
build-up
of grass, leaves, and
trash around mandrels.
11
12
13
14
1
2
3
m
1
2
3
4
5
Clean engine air screen/fins.
Clean/replace
muffler.
Check all wiring.
Contact
a Sears or other qualified
service
center.
Replace
blade. Tighten
blade bolt.
Contact
a Sears or other qualified
service
center.
Tighten loose part(s).
Replace damaged parts.
Check wiring, switches
and
connections.
If not corrected,
contact a Sears or other qualified
service
center.
CAUTION: DO NOT
operate machine until
problem is corrected.
Replace
blade. Tighten
blade bolt.
Level mower deck.
Clean underside
of mower
housing.
Contact
a Sears or other
qualified
service
center.
Clean around mandrels
to
open vent holes.
30
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