Craftsman 917.270860 - Manual (Page 31)

TROUBLESHOOTING CHART
PROBLEM CAUSE
CORRECTION
Engine clicks but will
not start (Cont’d)
• Loose or damaged
wiring.
• Faulty solenoid or
starter.
* Check all wiring.
' Check/replace solenoid or
starter.
Loss of power ' Cutting too much
grass/too fast.
•Throttle in “CHOKE"
position.
• Build-up of grass,
leaves and trash
under mower.
• Dirty air filter.
' Low oil level/dirty oil.
' Faulty spark plug.
' Dirty fuel filter.
' Stale or dirty fuel.
Water in fuel.
' Spark plug wire loose.
• Dirty engine air screen/
fins.
' Dirty/clogged muffler.
' Loose or damaged
wiring.
' Carburetor out of
adjustment.
Engine valves out of
adjustment.
• Set in “Higher Cut” position/
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.
Drain fuel tank and refill
with fresh gasoline.
• Drain fuel tank and Ceirbure
tor, refill tank with fresh
gasoline and replace fuel
filter.
Connect and tighten spark
plug wire.
Clean engine air screen/fins.
Clean/replace muffler.
Check all wiring.
See ‘To Adjust Carburetor"
in Service Adjustments
section.
Contact an authorized
service center/department.
Excessive vibration ’ Worn, bent or loose
blade.
' Bent blade mandrel.
Loose/damaged part(s).
Replace blade. Tighten
blade bolt.
Replace blade mandrel.
• Tighten loose part(s).
Replace damaged parts.
Engine continues
to run when operator
leaves seat with
attachrnent clutch
engaged
• Faulty operator-safety
presence control
system.
Check wiring, switches and
connections. If not corrected,
contact an authorized
service center/department.
Poor cut - uneven 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.
Replace biade. Tighten
blade bolt.
Level mower deck.
• Clean underside of mower
housing.
Replace blade mandrel.
Clean around mandrels to
open vent holes.
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