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Craftsman 917.28690 Manual De Instrucciones página 32

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TROUBLESHOOTING
CHART:
See appropriate
section
in manual
unless directed
to Sears
service
center
PROBLEM
CORRECTION
Loss of power
continued)
Excessive
ribration
Engine dies when
!ractor
is shifted
into reverse
Engine
continues
to run when
operator
leaves
seat with
attachment
clutch
engaged
Poor cut - uneven
CAUSE
6, Faulty spark plug.
7. Dirty fuel filter,
8, Stale or dirty fuel,
9. Water in fuel,
10. Spark
plug wire loose,
11. Dirty engine air screen/fins,
12, Dirty/clogged
muffler.
I3, Loose or damaged
wiring,
t 4, Carburetor
out of adjustment,
15. Engine valves out of
adjustment.
1, Worn, bent or loose blade.
2.
Bent blade mandrel.
3.
Loose/damaged
part(s),
.
Reverse
operation
system
(ROS) is not "ON" while
mower or other attachment
is engaged.
1, Faulty operator-safety
presence
control system.
t,
2,
3,
4,
5.
Worn, bent or loose blade.
Mower deck not level
Buildup
of grass, leaves,
and
trash under mower,
Bent blade mandrel,
Clogged
mower deck vent
from build-up of grass, leaves,
and trash around
mandrels,
6.
Clean and 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 carbure-
tor, refill tank with fresh gas-
oline and replace
fue! filter.
10_ Connect
and tighten spark
plug wire.
11, Clean engine
air screen/fin&
12, Clean/replace
muffler.
13, Check
all wiring.
14, See "To Adjust
Carburetor"
in Service
and Adjustments
section.
I5, Contact
a Sears or other
qualified
service
center,
1.
Replace
blade, Tighten
blade
boll
2,
Contact
a Sears or other
qualified
service
center,
3,
Tighten
loose part(s).
Replace
damaged
parts,
1. Turn ignition
key to
ROS "ON" position.
See Operation
section.
,
Check
wiring, switches
and
connections,
If not corrected,
contact
a Sears or other
qualified
service
center,
1,
Replace
blade, Tighten
blade
bolt,
2,
Level mower
deck,
3, Clean
underside
of mower
housing,
4,
Contact
a Sears or other
qualified
service
center,
5,
Clean around
mandrels
to
open vent holes.
32

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