Sears Craftsman 917.387021 Manual Del Usuario página 14

TROUBLESHOOTING CHART
:_ROBLEM CAUSE
Loss of power o Rear of lawn mower housing
or cutting blade dragging
Poorcut-unsven
Excessive
vibration.
S_arter rope hard
to pull
Grass catcher
not filling {if so
__uipped)
-lard to push
in heavy grass°
,, Cutting too much grass.
* Dirty air filter.
o Buildup of grass, leaves,
and trash under mower.
o Too much oil in engine;
o Walking speed too fast.
- Worn, bent or loose blade.
= Wheel heights uneven,
Low engine speed.
,_ Buitdup of grass, leaves
and trash under mower.
,, Worn, bent or loose blade;
° Bent eogine crankshaft.
- Engine flywheel brake is on
when control bar is released.
, Bent engine crankshaft.
:o Blade adapter broken.
Blade dragging in grass.
Cutting height too low.
Lift blade worn off°
on
Catcher not venting air.
,, Low engine speed.
* Grass is too high or wheel
height is too low.
, Rear of lawn mower
housing or blade dragging
in grass.
° Grass catcher too full,
° Handle height position not
right for you.
CORRECTION
• Set tO"Higher CUt"
position,
• Set to"Higher Cut"
position.
° Clear_'replace air filter.
° Clean underside of mower
housing.
• Check oil level.
• Cut at slower walking
speed.
• Replace blade_ Tighten
blade boll
• Set all wheels at same
height
• set engine speed control
in fast position,
;, Clean underside of
mower housing;.,
° Replace btade.t'ighten
blade bolt:
; Contact an authorized
service center.
° Depress control barto
Upper handle before
pulling Starter rope°
• Contact an authorized
service center,
, Replace blade adapter,
- Move lawn mower to cut
grass or to hard surface
to start engine.
• Raise cutting height.,
• Replace blade.
• Clean grass catcher,
. Set engine speed control
in fast position.
° Raise cutting height.
• Raise rear of lawn mower
housing one (I) setting
higher.
o Empty grass catcher.
° Adjust handfe height to
suit,
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