Loading ...
Loading ...
Loading ...
TROUBLESHOOTING CHART
PROBLEM CAUSE
Loss of power • Cutting too much
grass/too fast.
Excessive vibration
Engine continues
to run when operator
leaves seat with
attachment clutch
engaged
Poorcut-uneven
Mower blades will not
rotate
CORRECTION
• Throttle in "CHOKE"
position.
• Build-up of grass,
leaves and trash
under mower.
Dirty air filter.
Low oil level/dirty oil.
• Faulty spark plug.
• Dirty fuel filter.
• Stale or dirty fuel.
• Water in fuel.
• Spark plug wire loose.
• Dirty engine air screen/
fins.
• Dirty/clogged muffler.
• Loose or damaged
wiring.
• Carburetor out of
adjustment.
• Engine va,lves out of
adjustment.
• Worn, bent or loose
blade.
• Bent blade mandrel.
• Loose/damaged part(s).
• Faulty operator-safety
presence control
system.
• Worn, bent or loose
blade.
• Mower deck not level.
• Buildup ofgrass,
leaves, andtrash
under mower.
• Bent blade mandrel.
• Clogged mower deck
vent holes from buildup
of grass, leaves, and
trash around mandrels.
• Obstruction in clutch
mechanism.
• Worn/damaged mower
drive belt.
Frozen idler pulley.
Frozen blade mandrel.
• Set in "Higher Cut" position/
reduce speed.
• Adjust throttle control.
• Clean underside of mower
housing.
Clean/replace air filter.
Check oil level/change oil.
Clean and regap or change
spark plug.
Replace fuel filter.
Drain fuel tank and refill
with fresh gasoline.
• Drain fuel tank and carbure
tor, refill tank with fresh
figasoline and replace fuel
Iter.
• Connect and tighten spark
plug wire.
• Clean engine air screen/fins.
• Clean/replace muffler.
• Check all wiring.
• See 'q'o Adjust Carburetor"
in Service Adjustments
section.
• Contact an authorized
service center/department.
• Replace blade. Tighten
blade bolt.
Replace blade mandrel.
Tighten loose part(s).
Replace damaged parts.
• Check wiring, switches and
connections. If not corrected,
contact an authorized
service center/department.
• Replace blade. Tighten
blade bolt.
• Level mower deck.
• Clean underside of mower
housing.
• Replace blade mandrel.
• Clean around mandrels to
open vent holes.
• Remove obstruction.
• Replace mower drive belt.
; Replace idler pulley.
Replace blade mandrel.
33
Loading ...
Loading ...
Loading ...