Craftsman 917.28008 Operator's Manual page 33

TROUBLESHOOTING CHART:
See appropriate section in manual unless directed
PROBLEM
to Sears service center
1
2
3
CAUSE
Cutting too much grass/too fast,
Throttle in "CHOKE" position.
Build-up of grass, leaves and
trash under mower.
CORRECTION
1 Raise cutting height!reduce speed
2 Adjust throttle control,
3 Clean underside of mower
housing.
4 Dirty air filter.
5 Low oil levelidirty oil,
6 Faulty spark plug.
7 Dirty fuet filter,
8 Stale or dirty fuel,
9 Water in fue!.
10 Spark plug wire loose.
11 Dirty engine air screen/fins.
12 Dirty/clogged muffter.
4 Cteanireplace air filter.
5 Check el{level/change oil
6 Ctean& regaporchangespark plug
7 Replace fuel filter.
8 Empty fuel tank and refill tank witt
fresh, clean gasoline.
9 Empty fueI tank and carburetor,
refill tank with fresh gasoline and
replace fuel rifler.
10 Connect & tighten spark plug wire
11 i Clean engine air screen/fins.
12 Cleanireptace muffler.
13
14
15
.. ,,,,,,,,,,. ,,,
Excessive vibration 1
2
3
,,, ,,,, .....
Engine continues to 1
run when operator
leaves seat with atta-
chment clutch engaged
,,,,,,,,,,,,,
Poor cut - uneven 1
cutting 2
3
4
5
, ,,,,,,_
Mower blades will t
not rotate
2
3
4
Loose or damaged wiring, 13
Carburetor out of adjustment, 14
Engine valves out of adjustment. 15
Worn, bent or loose blade, 1
Bent blade mandrel. 2
Loose/damaged part(s).
.... ,,, ,,
Faulty operator-safety presence
control system.
Worn, bent or loose blade.
Mower deck not teveI.
Buffdup of grass, leaves, and
trash under mower.
Bent blade mandrel.
Clogged mower deck vent from
build-up of grass, leaves, and
trash around mandrels.
,, ,,,,, ....
Obstruction inclutch mechanism.
Worn/damaged mower drive belt
Frozen idler puliey.
Frozen blade mandrel.
33
Check all wiring.
See "To Adjust Carburetor" in
Service and Adjustments section.
Contact a Sears or other qualified
service Center.
Replace blade. Tighten blade boil
Contact a Sears or other qualified
service center.
3 Tighten loose part(s}.
Replace damaged parts.
..... i ....
1 Check wiring, switches and
connections, If not corrected,
contact a Sears or other
1 Replace blade. Tighten btade boll
2 Level mower deck.
3 Clean underside of mower
housing.
4 Contact a Sears or other
qualified service center.
5 Clean around mandre_sto
open vent holes.
...... ,,,,,,,, ,,,,
1 Remove obstruction.
2 Replace mower drive beft.
,S Replace idler putley.
4 Contact a Sears or other
qualified service center.