Craftsman 917.27576 Owner's Manual page 31

TROUBLESHOOTING CHART:
See ap pro pri ate section in manual un less di rect ed to Sears service center
PROBLEM
Loss of power
(cont.)
Excessive
vibration
Engine dies when 1. Reverse operation system
tractor is shifted
into reverse
Engine continues 1. Faulty operator-safety
to run when
operator leaves
seat with
attachment
clutch engaged
Poor cut - uneven 1. Worn, bent or loose blade.
CAUSE
6. Faulty spark plug.
7. Dirty fuel fi lter.
8. Stale or dirty fuel.
9. Water in fuel.
10. Spark plug wire loose.
11. Dirty engine air screen/fi ns.
12. Dirty/clogged muffl er.
13. Loose or damaged wiring.
14. Carburetor out of adjustment. 14. See "To Adjust Carburetor"
15. Engine valves out of
adjustment.
1. Worn, bent or loose blade.
2. Bent blade mandrel.
3. Loose/damaged part(s).
(ROS) is not "ON" while
mower or other attachment
is engaged.
presence control system.
2. Mower deck not level.
3. Buildup of grass, leaves, and 3. Clean underside of mower
trash under mower.
4. Bent blade mandrel.
5. Clogged mower deck vent
from build-up of grass, leaves,
and trash around mandrels.
CORRECTION
6. Clean and regap or change
spark plug.
7. Replace fuel fi lter.
8. Empty fuel tank and refi ll tank
with fresh, clean gas o line.
9. Empty fuel tank and carbure-
tor, refi ll tank with fresh gas-
oline and replace fuel fi lter.
10. Connect and tighten spark
plug wire.
11. Clean engine air screen/fi ns.
12. Clean/replace muffl er.
13. Check all wiring.
in Service and Adjustments
section.
15. Contact a Sears or other
qualifi ed service center.
1. Replace blade. Tighten blade
bolt.
2. Contact a Sears or other
qualifi ed service center.
3. Tighten loose part(s).
Replace damaged parts.
1. Turn ignition key to
ROS "ON" position.
See Operation section.
1. Check wiring, switches and
connections. If not cor rect ed,
contact a Sears or other
qualifi ed service center.
1. Replace blade. Tighten blade
bolt.
2. Level mower deck.
housing.
4. Contact a Sears or other
qualifi ed service center.
5. Clean around man drels to
open vent holes.
31