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TROUBLESHOOTING POINTS
PROBLEM
Will not start
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
CAUSE
1.
Dirty air filter.
2.
Out of fuel.
3.
Stale fuel.
4.
Water in fuel.
5.
Spark plug wire is disconnected.
6.
Bad spark plug.
7.
Loose blade or broken blade adapter.
8.
Control bar in released position
9.
Control bar defective
1.
Rear of lawn mower housing/blade dragging
in heavy 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.
Low engine speed.
3.
Buildup of grass, leaves, and trash under mower.
1.
Worn, bent or loose blade.
2.
Bent engine crankshaft.
1.
Engine flywheel brake is on when control bar is
released.
2.
Bent engine crankshaft
3.
Blade adapter broken.
4.
Blade dragging in grass.
1.
Cutting height too low.
2.
Lift on blade worn off.
3.
Catcher not venting air.
4.
Low engine speed.
1.
Grass is too high or wheel height is too low.
2.
Rear of lawn mower housing/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.
Dirt in drive pinions.
CORRECTION
1.
Clean/replace air filter.
2.
Fill fuel tank.
3.
Drain tank and refill with fresh clean fuel.
4.
Drain fuel tank and carburetor and refill tank with fresh
gasoline.
5.
Connect wire to plug.
6.
Replace spark plug.
7.
Tighten blade bolt or replace blade adapter.
8.
Depress control bar to handle.
9.
Replace control bar.
1.
Set in "Higher Cut" position.
2.
Set in "Higher Cut" position.
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 engine speed control in fast position.
3.
Clean underside of mower housing.
1.
Replace blade. Tighten blade bolt.
2.
Contact an authorized service center/department.
1.
Depress control bar to upper handle before
pulling starter rope.
2.
Contact an authorized service center/department.
3.
Replace blade adapter.
4.
Move lawn mower to cut grass or to hard surface
to start engine.
1.
Raise cutting height.
2.
Replace blade.
3.
Clean grass catcher.
4.
Set engine speed control in fast position.
1.
Raise cutting height.
2.
Raise rear of lawn 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.
Clean drive pinions.
16
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