Sears 14.3 Lawn Mower User Manual


 
TROU OOTING POINTS
PROBLEM
Does not start
Loss of power
Poorcut-uneven
Excessive vibration
Starter rope hard to pull
Loss of drive
(Self-Propelled Mowing)
Grass catcher not filling
(If so equipped)
_
Hard to push
CAUSE
1. Dirty air filter.
2. Out of fuel.
3. Stale fuel.
4. Waterin fuel.
5. Spark plug wire is disconnected.
6. Bad spark plug.
7. Loose blade or broken blade adapter.
8. Control bar in released position
g. Control bar defective
CORRECTION
1.
2.
3.
4.
5,
6.
7.
8.
9.
Clean!replace air filter=
Fil! fuel tank.
Drain tank and refill with fresh clean fuel.
Drain fuel tank and carburetorand refill tank with fresh
gasoline.
Connect wire to plug.
Replace spark plug.
Tighten blade bolt or replace blade adapter.
Depress control bar to handle.
Replace control bar.
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 WaIking speed too fa_t.
1, Worn, bent orloose blade.
2. Wheel heights uneven.
3, Low engine speed.
4. 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. Drive wheels not turning with drive control engaged.
2. Belt not driving.
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 positlon not right for you.
I. 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 all wheels at same height.
3. Set engine speed control in fast position.
4. 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. Adjust or replace drive control cable, if broken.
2. Put bett on pulleys or replace belts if broken.
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.
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