Craftsman 917.272020 Owner's Manual page 33

FROUBLESHOOTING CHART
PROBLEM CAUSE
Poor grass discharge _ Mower deck notlevel.
(cont'd) o Low/uneven tire air pressure,
Headlight(s) not work-
ing (if so equipped)
Battery will not charge
Loss of drive
Engine "backfires"
when turning engine
"OFF"
o Worn, bent or loose blade.
o Buildup of grass, leaves and
trash under mower.
o Mower drive belt worn.
Blades improperly installed.
o improper blades used.
Clogged mower deck vent
holes from buildup of
grass, _eaves, and trash
around mandrels.
o Switch is _OFF'.
o Butb(s) burned out.
o Fautty light switch.
o Loose or damaged wiring.
Blown fuse.
o Bad battery celt(s).
Poor cable connections.
o Faulty regulator (if so
equipped)
Faulty alternator.
o Freewheel control in "disen-
gaged '_position.
o Motion drive belt worn, dam-
aged or broken
o Air trapped in transmission
during shipment
or servicing.
• Engine throttle control not set
at "SLOW" position for 30 sec-
onds before stopping engine.
CORRECTION
o Levet mower deck°
o Check tires for proper air pres-
sure
Replace/sharpen blade. Tighten
blade bolt.
o Clean underside of mower
housing.
Replace mower drive belt.
Reinsta_I b _ades sharp edge
down
• Replace withblades listed i n
this manual.
Clean around mandrelstoopen
vent holes.
@
o Turn switch "ON"
Reptace bulb(s)
Check/replace light switch.
o Check wiring and connections.
Replace fuse.
Replace battery.
o Check/dear a{I connections.
o Replace regulator.
o Replace alternator.
o Place freewheel control in
"engaged" position.
o Replace motion drive belt.
o Purge transmission.
Move throttle control to "SLOW"
position and allow to idle for 30
seconds before stopping
engine.
33