Craftsman EZ3 917.388151 Owner's Manual page 16

=ROBLEM
_oss
of power
TROUBLESHOOTING CHART
CAUSE
o Rear of lawn mower housing
or cutting blade dragging
in heavy grass_
• Cutting too much grass
Poor cut- uneven
=.Excessive
_ibration
Starter rope hard
[o pull
3rass catcher
lot filling (if so
_quipped)
Hard to push
• Dirty air filter
• Buildup of grass, leaves,
and trash under mower,
• Too much oil in engine_
• Walking speed too fast°
_m
Worn, bent or loose blade°
CORRECTION
• Set to "Higher Cut"
position.
. Setto "Higher Cut"
position
Clean/replace air filter.
• Clean underside of mower
housing,
• Checkoil level.
. Cul at slower walking
speed°
• Replace btade_ Tighten
blade bolt
Wheel heights uneven°
Low engine speed.
Buildup of grass, leaves
and trash under mower.
• Set alt wheels at same
height
o Set engine speed control
in fast position°
• Clean underside of
mower housing,
• Worn, bent or loose blade.
• Bent engine crankshaft.
. Engine flywheel brake is on
when control bar is release&
Bent engine crankshaft.
Blade adapter broken.
Blade dragging in grass,
° Cutting height too low
• Lift on blade worn off,
• Catcher not venting air,
• Low engine speed.
• Grass is too high or wheel
height is too bw
• Rear of lawn mower
housing or blade dragging
in grass.
• Grass catcher too ful!.
• Handle height position not
right for you.
• Replace blade Tighten
blade bolt.
• Contact an authorized
service center.
• Depress control bar to
upper handle before
pulling starter rope.
° Contad an authorized
service center,
° Replace blade adapter.
• Move lawn mower to cut
grass or to hard surface
to start engine,
• Raise cutting height,
• Replace btade_
• Clean grass catcher.
• Set engine speed control
in fast position.
• Raise cutting height.
; ° Raise rear of lawn mower
housing one (!) setting
higher.
• Empty grass catcher.
• Adjust handle height to
suit.
16