User Manual

TROUBLESHOOTING CHART
PROBLEM
CAUSE
*• i* 1
Loss of power (cont’d)
* Build-up of grass, leaves and
trash under mower.
• Clean underside of mower hous
ing.“
« Dirty air filter.
* Clean/repiace air filter.
• Low oil level/dirty oil.
* Check oil levef/change oil.
• Faulty spark plug.
* Clean and regap or change
spark plug.
• Dirty fuel filter.
» Replace fuel filter.
* Stale or dirty fuel.
• Drain fuel tank and refill with
fresh gasoline.
• Water in fuel.
• Drain fuel tank 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.
• Cle|n engine air screen/fins.
» Dirty/clogged muffler.
* Ciean/replace muffler.
« Loose or damaged wiring.
• Check ail wiring, *
* Carburetor out of adjustment. ^
• 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. Tightep blade
bolt. i i
• Bent blade mandrel.
• Replace blade mandrel,.
• Loose/damaged part(s).
• Tighten loose pari(s). Replace
damaged parts. ‘
Ërigine continues to
run when operator
leaves seat with 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/
i department.
Poof cut - uneven
• Worn, bent or loose blade.
■> Replace blade. Tighten blade
bolt
• Mower deck not level
• Level mower deck.
• Buildup of grass, leaves, and
trash under mower.
• Clean underside of mower hous
ing.
• Bent blade mandrel.
• Replace blade mandrel.
• Clogged mower deck vent
holes from buildup of
grass, leaves, and trash
around mandrels.
« Clean around mandrels to open
vent holes.
Mower blades will not
rotate
■ Obstruction in clutch mecha
nism.
e Remove obstruction.
• Worn/damaged mower drive
belt
• Repfece mower drive belt.
• Frozen idler pulley.
« Replace idler pulley.
» Frozen blade mandrel.
p Replace biade mandrel.
Poor grass discharge
» Engine speed too slow.
• Place throttle control in “FAST"
position. ;
» Travel speed too fast.
• Shift to slower speed.
• Wet grass, i
® Allow grass to dry before mow
ing.
29