Craftsman EZ3 917.273030 Owner's Manual page 33

ROUBLESHOOTiNG CHART
_ROBLEM _ iCAUSE
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loss of power = Cutting too much
a
Q
grass/too fast.
Throttle in "CHOKE" posi-
tion.
Build_up of grass, leaves
and trash under mower.
• Dirty air filter.
° Low oil level/dirty oil.
, Faulty spark plug.
o Dirty fuel filter.
o Stale or dirty fuel.
Excessive vibration
Engine continues to
run when operator
leaves seat with at-
tachment clutch
engaged
Poor cut - uneven
• Water in fuel.
o Spark plug wire loose.
o
o
°
o
o
o
o
o
°
o
o
Dirty engine air
screen/finso
Dirty/clogged muffier, "
Loose or damaged wiring. °
Carburetor out of adjust- °
ment.
Engine valves 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 of grass, leaves, °
and trash under mower.
Bent blade mandrel. °
Clogged mower deck vent °
holes from buildup of
grass, leaves, and trash
around mandrels.
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CORRECTION
° Set in "Higher Cut" posi-
tion/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
gasoline and replace fuel fil-
ter,
o Connect and tighten spark
plug wire°
Clean engine air screen/fins.
Clean!replace muffler.
Check all wiring.
See "To Adjust Carburetor" in
Service and Adjustments
section.
Contact an authorized ser-
vice center.
Replace blade. Tighten blade
bolt.
ReplaCe blade mandrel.
Tighteh loose part(s).
Replace damaged parts.
Check wiring, switches and
connections. If not
corrected, contact an autho-
rized 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.
33
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