Craftsman EZ3 917.271071 Owner's Manual page 30

TROUBLESHOOTING CHART
PROBLEM CAUSE
Mower blades will not • Obstruction in clutch Remove obstruction.
rotate mechanism.
• Worn/damaged mower Replace mower drive belt.
drive belt.
• Frozen idler pu!_ey. Replace idler pulley.
• Frozen blade mandrel. Replace blade mandrel.
Poor grass discharge • Engine speed too slow.
Headlight(s) not
working (if so
equipped)
Battery will not charge
Engine "backfires"
when turning engine
"OFF"
• Travel speed too fast.
• Wet grass.
• Mower deck not level.
• Low/uneven tire air
pressure.
• Worn, bent or loose blade.
• Buildup of grass,
leaves and trash under
mower.
• Mower drive belt worn.
• Blades improperly
installed.
• Improper blades used.
• Clogged mower deck
vent holes from buildup
of grass, leaves, and
trash around mandrels.
• Switch is "OFF".
• Bulb(s) burned out.
• Fautty light switch.
• Loose or damaged
wirir_g.
• Blown fuse.
• Bad battery cell(s).
• Poor cable connections.
• Faulty regulator (if so
equipped).
• Faulty alternator.
• Engine throttle control
not set at "SLOW"
position for 30 seconds
before stopping engine.
i
CORRECTION
Place throttle control in
"FAST' position.
Shift to slower speed.
Allow grass to dry before
mowing,
Level mower deck.
Check tires for proper air
pressure.
Replace/sharpen blade.
Tighten blade bolt.
• Clean underside of mower
housing.
• Replace mower drive belt,
• Reinstall blades sharp edge
down.
• Replace with blades listed
in this manual.
• Clean around mandrels to
open vent holes.
• Turn switch "ON".
• Replace bulb(s).
• Check/replace light switch.
• Check wiring and connec
tions.
• Replace fuse.
• Replace battery.
Check/clean all connec
tions.
Replace regulator.
Replace alternator.
• Move throttle control to
"SLOW" position and allow
to idle for 30 seconds before
stopping engine.
3O