Craftsman 917.27631 Lawn Mower User Manual


 
TROUBLESHOOTING CHART:
See appropriate section in manual unless directed to Sears service center
CAUSE 3ORRECTION
,
PROBLEM
Lossofpower
Excessive
vibration
Engine dies when
tractor is shifted
into reverse
Engine continues
to run when oper-
ator leaves seat
with attachement
clutch engaged
,
3.
Poor cut - uneven
,
5.
6.
7. Dirty fuel filter.
8. Stale or dirty fuel.
Cutting too much grass/too 1.
fast.
Throttle in "CHOKE" position. 2.
Build-up of grass, leaves 3.
and trash under mower.
Dirty air filter. 4.
Low oil level/dirty oil. 5.
Faulty spark plug. 6.
7.
8.
9. Water in fuel.
10. Spark plug wire loose.
11. Dirty engine air screen/fins.
12. Dirty/clogged muffler.
13. Loose or damaged wiring.
14. 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.
Worn, bent or loose blade.
Mower deck not level.
Buildup of grass, leaves,
and trash under mower.
Bent blade mandrel.
Clogged mower deck vent
holes from buildup of
grass, leaves, and trash
around mandrels.
,
2.
3.
4.
5.
Raise cutting height/reduce
speed.
Adjust throttle control.
Clean underside of mower
housing.
Clean/replace air filter.
Check oil level/change oil.
Clean and regap or change
spark plug.
Replace fuel filter.
Empty fuel tank and refill tank
with fresh, clean gasoline.
9. Empty fuel tank and carbure-
tor, refill tank with fresh gaso
line and replace fuel filter.
10. Connect and tighten spark
plug wire.
11. Clean engine air screen/fins.
12. Clean/replace muffler.
13. Check all wiring.
14. See "To Adjust Carburetor"
in Service and Adjustments
section.
15. Contact a Sears or other
qualified service center.
1. Replace blade.
Tighten blade bolt.
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 contact
a Sears or other with quali-
fied 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.
29