Craftsman EZ 917.273121 Owner's Manual page 34

TROUBLESHOOTING CHART
PROBLEM
Mo_(ex blades will not
rotate (cont'd)
Poor grass discharge
Headlight(s) not work
ing (if so equipped)
B_ttery will not charge
Loss ofddve
Engine"backfims"
when_ming engine
"OFF"
CAUSE
• Frozen idler pulley.
• Frozen blade mandrel.
• Engine speed too slow.
• Travel speed too fast.
• Wet grass.
• Mower deck not level.
• Low/uneven tire air pressure.
• Wom, 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 "OFP.
• Bulb(s) bumed out.
• Faulty light switch.
• Loose or damaged wiring.
• Blown fuse.
• Bad battery cell(s).
• Poor cable connections.
• Faulty regulator (if so
equipped).
• Faulty altemator.
• Freewheel control in =disen-
gaged" position.
• Motion drive belt worn, dam-
aged or broken.
• Air trapped in transmission
during shipment
or servicing.
• Engine throttle control not set
at =SLOW" position for 30 sec-
onds before stopping engine.
CORRECTION
• Replace idler pulley.
• Replace blade mandrel.
• Place throttle control in "FAST"
position.
• Shift to slower speed.
• Allow grass to dry before mow-
ing.
• Level mower deck.
• Check tires for proper air pres-
sure.
• Replace/sharpen blade. "13ghten
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 connections.
• Replace fuse.
• Replace battery.
• Check/clean all connections.
• Replace regulator.
Replace alternator.
• Place freewheel control in
-.,,
"engaged" position.
• Replace motion drive belt.
• Purge transmission.
Move throttle control to"SLOW"
position and allow toidlefor30
seconds before stopping
engine.
34