Craftsman 917.28863 Operator's Manual page 33

TROUBLESHOOTING CHART:
See appropriate section in manual unless directed to Sears service center
PROSLEM CAUSE ............. CORRECTION
Loss of power 1 Cutting too much grass/too fast, 1 Raise cutting height/reduce speed
2 Throttle in "CHOKE" position. 2 Adjust throttIe control.
3 Build-up of grass, leaves and 3 Clean underside of mower
trash under mower, housing,
4 Dirty air _ter. 4 Clean/replace air filter.
5 Low oil level/dirty oil, 5 Check oil level/change oil,
6 Faulty spark plug. 6 Clean&regaporchangesparkplug
7 Dirty fuel filter, 7 Replace fuel filter.
8 Stale or dirty fuel. 8 Empty fuel tank and refill tank witt"
fresh, clean gasoline.
9 Water in fuel.
9 Empty fuel tank and carburetor,
refill tank with fresh gasoline end
replace fuel fiJter,
!10 Spark plug wire loose. 10 Connect & tighten spark plug wire.
11 Dirty engine air screen/fins, 11 Clean engine air screen/fins.
12 Dirty/clogged muffler, 12 C[eanireplace muffler,
13 Loose or damaged wiring. 13 Check all wiring.
14 Carburetor out of adjustment, 14 See 'q'o Adjust Carburetor" in
Service and Adjustments section.
15 Engine valves out of adjustment. 15 Contact a Sears or other qualified
service center.
,,,,,,.,,,,,,, ....
1 Worn. bent or loose blade. 1 Replace blade. Tighten blade boit,
2 Bent blade mandrel. 2 Contact a Sears or other qualified
service center,
Engine continues to
run when operator
leaves seat with atta-
chment clutch engaged
Poorcut - uneven
Mower blades will
not rotate
3 Loose/damaged part(s). 3 Tighten loose part(s),
Replace damaged parts.
1 Faulty operator-safety presence I Check wiring, switches and
control system, connections. If not corrected,
contact a Sears or other
t Worn, bent or loose blade.
2 _Mowerdeck_ not IeveI_............................................... 2
3 Buildup of grass, leaves, and
trash under mower.
Bent blade mandrel.
1
2
3
4
Clogged mower deck vent from
build-up of grass, leaves, and
trash around mandrels.
Obstruction in clutch mechanism,
Worn/damaged mower drive belt
Frozen idler pulJey.
Frozen blade mandrel,
,,,,,,. . ......
1 Replace blade. Tighten blade bolt.
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.
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