Craftsman 917.27623 Owner's Manual page 31

TROUBLESHOOTING CHART:
See
appropriate
section in manual unless directed to Sears service center
PROBLEM CAUSE CORRECTION
Loss of power 1. Cutting too much grass/too 1. Raise cutting height/reduce
fast. speed.
2. Throttle in "CHOKE" position. 2. Adjust throttle control.
3. Build-up of grass, leaves 3. Clean underside of mower
and trash under mower, housing.
4. Dirty air filter. 4. Clean/replace air filter.
5. Low oil level/dirty oil. 5. Check oil level/change oil.
6. Faulty spark plug. 6. Clean and regap or change
spark plug.
7. Dirty fuel filter. 7. Replace fuel filter.
8. Stale or dirty fuel. 8. Empty fuel tank and refill tank
with fresh, clean gasoline.
9. Water in fuel. 9. Empty fuel tank and car
buretor, refill tank with fresh
gasoline and replace fuel
filter.
10. Spark plug wire loose. 10. Connect and tighten spark
plug wire.
11. Dirty engine air screen/fins. 11. Clean engine air screen/
fins.
12. Dirty/clogged muffler. 12. Clean/replace muffler.
13. Loose or damaged wiring. 13. Check all wiring.
14. Carburetor out of adjustment. 14. See "To Adjust Carburetor"
in Service and Adjustments
section.
15. Engine valves out of 15. Contact a Sears or other
adjustment, qualified service center.
Excessive 1. Worn, bent or loose blade. 1. Replace blade.
vibration Tighten blade bolt.
2. Bent blade mandrel. 2. Contact a Sears or other
Engine dies when
tractor is shifted
into reverse
Engine continues
to run when
operator leaves
seat with attach-
ment clutch
engaged
Poor cut - uneven
3. Loose/damaged part(s).
.
Reverse operation system
(ROS) is not "ON" while
mower or other attachment
is engaged.
1. Faulty operator-safety
.
2.
3.
4.
5.
presence control system.
Worn, bent or loose blade.
Mower deck not level.
Buildup of grass, leaves,
and trash under mower.
Bent blade mandrel.
.
1.
qualified service center.
Tighten loose part(s).
Replace damaged parts.
Turn ignition key to
ROS "ON" position.
See Operation section.
1. Check wiring, switches and
connections. If not corrected,
contact Sears or other
qualified service center.
Clogged mower deck vent
holes from buildup of grass,
leaves, and trash around
mandrels.
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.
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