Craftsman 917.270831 Lawn Mower User Manual


 
TROUBLESHOOTING CHART
PROBLEM CAUSE
Mower blades will not Obstruction in clutch
rotate mechanism.
Poor grass discharge
Headlight(s) not
working (if so
equipped)
Battery will not charge
Loss of Drive
Engine "backfires"
when turning engine
"OFF"
Worn/damaged mower
drive belt.
Frozen idler pulley.
Frozen blade mandrel.
Engine speed too slow.
Travel speed too fast.
Wet grass.
Mower deck not level.
Low/uneven tire air
pressuPe.
• Worn, bent or loose blade.
Buildup of grass,
leaves and trash under
mower.
Mower drive belt wom.
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.
Faulty light switch.
Loose or damaged
widng.
Blown fuse.
Bad battery cell(s).
Poor cable connections.
Faulty regulator (if so
equipped).
Faulty altemator.
Freewheel control in
=disengaged" position.
Motion drive belt worn,
damaged or broken.
Air trapped in transmiss-
ion dudng shipment or
servicing.
Engine throttle control
not set at "SLOW"
position for 30 seconds
before stopping engine.
CORRECTION
_• Remove obstruction.
Replace mower drive belt.
Replace idler pulley.
Replace blade mandrel.
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 ddve belt.
Reinstall blades sharp edge
(_own.
Replace with blades listed
in this manual.
Clean around mandrels to
open vent holes.
Turn switch "ON".
Replace bulb(s).
I- Check/replace light switch.
Check wiring and connec
tions.
Replace fuse.
Replace battery.
Check/clean all connec
tions.
Replace regulator.
Replace alternator.
Place freewhee! control in
"engaged" position.
Replace motion drive belt.
Purge transmission.
Move throttle control to
"SLOW" position and allow
to idle for 30 seconds before
stopping engine.
30