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TROUBLESHOOTING CHART:
See appropriate section in manual unless directed to Sears service center
PROBLEM CAUSE
9 Water in fuel. 9
Excessive vibration
Engine continues te
run when operator
leaves seat with
attachment clutch
engaged
Poor cut = uneven
cutting
Mower blades will
not rotate
10 Spark plug wire loose.
11 Dirty engine air screen/fins.
12 Dirty/clogged muffler.
13 Loose or damaged wiring.
14 Carburetor out of adjustment.
Poor grass
discharge
15 Engine valves out of adjustment.
1 Worn, bent or loose blade.
2 Bent blade mandrel.
3 Loose/damaged part(s).
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
5 Clogged mower deck vent from 5
build-up of grass, leaves, and
trash around mandrels.
1 Obstruction in clutch mechanism. 1
2 Worn/damaged mower drive belt. 2
3 Frozen idler pulley. 3
4 Frozen blade mandrel. 4
Engine speed too slow.
Travel speed too fast.
Wet grass.
Mower deck not level.
Low/uneven tire air pressure.
CORRECTION
Empty fuel tank and carburetor,
refill tank with fresh gasoline 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.
15 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.
Clean around mandrels to
open vent holes.
Remove obstruction.
Replace mower drive belt.
Replace idler pulley.
Contact a Sears or other
qualified service center.
Place throttle control in "FAST"
position.
Shift to slower speed.
Allow grass to dry before mowing
Level mower deck.
Check tires for proper PSI.
29
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