Craftsman 917.273060 - Manual (Page 33)

TROUBLESHOOTING CHART
PROBLEM CAUSE CORRECTION
Loss of power • Cutting too much grass/loo
fast.
• Set in “Higher Cuf posi-
tion/reduce speed.
• Throttle in “CHOKF position. • Adjust throttle control.
• Build-up of grass, leaves and
trash under nrtower.
• Clean underside of mower hous­
ing.
• Dirty air filter. • Clean/replace air filter.
• Low oil levet/dirty oil. • Check (Ml level/change oil.
• Faulty spark plug. • Clean and regap or change
spark plug.
• Dirty fuel filter. • Replace fuel filter.
• Stole or dirty fuel. • Drain fuel tonk and refill with
fresh gasoline.
• Water in fuel. • Drain fuel tonk and carburetor,
refill tank with fresh gasoline and
replace fuel filter.
• Spark plug wire loose. • Connect and tighten spark plug
wire.
• Dirty engine air screen/fins. • Clean engine air screen/fins.
• Dirty/clogged muffler. • Clean/replace muffler.
• Loose or deimaged wiring. • Check all wiring.
• Carburetor out of adjustinent. • See “To Adjust Carburetor“ in
Service and Adjustments
section.
• Engine valves out of adjust­
ment.
• Contact an authorized service
center.
Excessive vibration ■ Worn, bent or loose blade. • Replace blade. Tighten blade
bolt
• Bent blade mandrel. • Replace blade mandrel.
• Loose/damaged part(s). • Tighten loose part(s). Replace
damaged parte.
Engine continues to
run vi^n operator
leaves seat w№ at
tachment clutch
engaged
• Faulty operator-safety pres­
ence control system.
• Check wiring, switches and con­
nections. If not
corrected, contact an authorized
service center/
department.
Poor cut - uneven • Worn, bent or loose blade. • Replace blade. Tighten blade
bolt
• Mower deck not lev^. • Level mower deck.
• Buildup of grass, leaves, ar)d
trash under mower.
• CleEm underside of mower hous­
ing.
• Bent blade mandrel. • Replace blade mandrel.
• Clogged rrtower ded< vent
holes from buildup of
grass, leaves, eind trash
around mandr^s.
• Clean around mandrels to open
vent holes.
Mower blades will not
rotate • Obstruction in clutch mecha­
nism.
• Remove obstruction.
• Wom/damaged mower drive
belt. '
• Replace mower drive belt
33