Sears Husqvarna 917.374456 Manual De Uso página 19

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TROUBLESHOOTING
- See appropriate
section
in manual
unless
directed
to a Husqvarna
Parts & Repair
Center.
CAUSE
PROBLEM
Does not start
(continued)
Loss of power
Poor cut =
uneven
Excessive
vibration
Starter
rope
hard to pull
Grass
catcher
not filling
(if so equipped)
Hard
to push
Loss of drive
or slowing
of
drive
speed
9.
Control
bar defective.
10. Fuel valve
lever (if so
equipped)
in OFF position.
11. Weak
battery
(if equipped).
12. Disconnected
battery
connector
(if equipped).
1.
Rear of mower
housing
or
blade
dragging
in grass.
2.
Cutting
too much grass.
3.
Dirty air filter.
4.
Buildup
of grass,
leaves,
and trash
under
mower.
5.
Too much oil in engine.
6.
Walking
speed
too fast.
1.
Worn,
bent or loose
blade.
2.
Wheel
heights
uneven.
3.
Buildup
of grass,
leaves
and trash
under
mower.
1.
Worn,
bent or loose
blade.
2.
Bent engine
crankshaft.
,
,
3.
4.
Engine flywheel brake is on
when control bar is released.
Bent engine
crankshaft.
Blade adapter broken.
Blade dragging in grass.
1.
Cutting
height
too low.
2.
Lift on blade worn
off.
3.
Catcher
not venting
air.
1.
Grass
is too high or wheel
height
is too low.
2.
Rear of mower
housing
or
blade
dragging
in grass.
3.
Grass
catcher
too full.
4.
Handle
height
position
not
right for you.
1.
Belt wear.
2.
Belt off of pulley.
3.
Drive cable
worn or broken.
4.
"Loose"
drive
control
system.
CORRECTION
9.
Replace
control
bar.
10. Turn fuel valve
lever
to the ON position,
11. Charge
battery,
12. Connect
battery
to engine,
1.
Raise cutting
height.
2.
Raise cutting
height.
3.
Clean/replace
air filter.
4.
Clean
underside
of mower
housing.
5.
Check
oil level.
6.
Cut at slower
walking
speed.
1.
Replace
blade.
Tighten
blade bolt,
2.
Set all wheels
at same
height,
3.
Clean
underside
of
mower
housing,
1.
Replace
blade.
Tighten
blade bolt.
2.
Contact
a Husqvarna
or other
qualified
service
center,
1.
Depress
control
bar to
upper handle
before
pulling
the starter
rope.
2.
Contact
a Husqvarna
or other
qualified
service
center.
3.
Replace
blade
adapter.
4.
Move lawn mower
to cut
grass or to hard surface.
1.
Raise cutting
height.
2.
Replace
blade.
3.
Clean
grass
catcher.
1.
Raise cutting
height.
2. Raise rear of mower housing
one (1) setting higher.
3. Empty grass catcher.
4. Adjust handle height to suit.
1.
Check/replace
drive belt,
2.
Check/reinstall
drive
belt.
3,
Replace
drive cable,
4.
Adjust
drive control,
19

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