Troubleshooting Chart - Craftsman 917.28856 Manual Del Operador

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TROUBLESHOOTING CHART:
See appropriate section in manual unless directed to Sears service center.
PROBLEM
LOSS of power
Excessive
vibration
Engine continues to
run when operator
leaves seat with atta-
CAUSE
, ,,u,,
1
Cutting too much grass/too fast.
2
Throttle in "CHOKE"
position.
3
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 level/dirty oil,
6
Faulty spark plug,
7
Dirty fuel filter.
8
Stale or dirty fuel,
9
Water in fuel.
I0
Spark p]ug wire loose.
11
Dirty engine air screen/fins.
i12
Dirb]/clogged
muffler.
4
Clean/replace
air filter.
5
Check oil level/change
oil.
6
Clean& regaporchangesparkplug,
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
Clean engine air screen/fins.
12
Clean/replace
muffler.
chment clutch engaged
!
poor
cut _.uneyen
..............
13
14
15
1
2
3
1
.! ....
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).
3
Faulty operator-safety
presence
1
control system.
Check all wiring.
See "To Adjust Carburetor"
in
Service and Adjustments
section,
Contact a Sears or other qualified
service center,
Replace blade, Tighten blade bolt
i 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
.Worn, I_en_o[ loose b!ade ,................. !.
Rep!a_ce.b!ade_ T!ghten.b!ade
b01!
cutting
2
3
4
5
Mower deck not level.
2
Buildup of grass, leaves_ and
3
trash under mower.
Bent blade mandrel,
4
Clogged mower deck vent from
5
build-up of grass, leaves, and
trash around mandrels.
Level mower deck.
Clean underside of mower
housing.
Contact a Sears or other
qualified
service center.
Clean around mandrels
to
open vent holes.
29

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