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11

3350-614 Rev A

Operating Tips

Clear the area of sticks, stones, wire, branches,
and other debris that the blade could hit.

Avoid striking solid objects with the blade. Never
deliberately mow over any object.

If the mower strikes an object or starts to vibrate,
immediately stop the engine, disconnect the wire
from the spark plug, and examine the mower for
damage.

For best performance, install a new blade before
the cutting season begins.

Replace the blade when necessary with a
Lawn-Boy replacement blade.

Cutting Grass

Cut only about a third of the grass blade at a
time. Do not cut below the 2-inch (51 mm) setting
unless the grass is sparse or it is late fall when
grass growth begins to slow down. Refer to
Adjusting the Cutting Height on page 6.

When cutting grass over 6 inches (15 cm) tall,
mow at the highest cutting height setting and walk
slower; then mow again at a lower setting for the
best lawn appearance. If the grass is too long, the
mower may plug and cause the engine to stall.

Mow only dry grass or leaves. Wet grass and
leaves tend to clump on the yard and can cause
the mower to plug or the engine to stall.

Warning

Wet grass or leaves can cause serious injury if
you slip and contact the blade.  Mow only in dry
conditions.

Alternate the mowing direction. This helps
disperse the clippings over the lawn for even
fertilization.

If the finished lawn appearance is unsatisfactory, try
one or more of the following:

Replace the blade or have it sharpened.

Walk at a slower pace while mowing.

Raise the cutting height on your mower.

Cut the grass more frequently.

Overlap cutting swaths instead of cutting a full
swath with each pass.

Set the cutting height on the front wheels one
notch lower than the rear wheels. For example,
set the front wheels at 2 inches (51 mm) and the
rear wheels at 2-1/2 inches (64 mm).

Cutting Leaves

After cutting the lawn, ensure that half of the lawn
shows through the cut leaf cover. You may need
to make more than one pass over the leaves.

If there are more than 5 inches (13 cm) of leaves
on the lawn, set the front cutting height one or
two notches higher than the rear cutting height.

Slow down your mowing speed if the mower does
not cut the leaves finely enough.

If you mow over oak leaves, you can add lime to
the grass in the spring to reduce the acidity of the
leaves.

Summary of Contents for Silver 10272

Page 1: ...sizes general information worthy of special attention Warning The engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproducti...

Page 2: ...pes require extra caution If you feel uneasy on a slope do not mow it Mow across the face of slopes never up and down Exercise extreme caution when changing direction on slopes Remove objects such as...

Page 3: ...s running Grass catcher components are subject to wear damage and deterioration which could expose moving parts or allow objects to be thrown Frequently check components and replace with genuine Lawn...

Page 4: ...protective plastic sheet that covers the engine Unfolding the Handle Warning Folding or unfolding the handle improperly can damage the cables causing an unsafe operating condition Do not damage the c...

Page 5: ...il on page 13 Before Operating Danger Gasoline is extremely flammable and explosive A fire or explosion from gasoline can burn you and others To prevent a static charge from igniting the gasoline plac...

Page 6: ...m 6587 2 Remove the dipstick and check the oil level If the oil level is below the Add mark on the dipstick slowly pour oil into the oil fill tube to raise the oil level to the Full mark on the dipsti...

Page 7: ...nd before releasing it each time Note If the air temperature is below 55 F 13 C firmly push the primer in 5 times m 5572 2 Hold the blade control bar A against the handle A m 5578 3 Start the engine u...

Page 8: ...r operate the lawn mower unless you install a cover plate a mulch plate or a grass chute and catcher 1 Remove the wing screw A that fastens the cover plate B to the housing 1008a A B 2 Slide the cover...

Page 9: ...the cover plate clockwise 5 Secure the cover plate with the wing screw Installing Removing the Rear Grass Bag Self propel Model only 1 Remove the wing screw A that fastens the cover or mulch plate to...

Page 10: ...the handle sections through the holes in the hanger clamp 11 Position the leg of the bag hanger D above into the hanger clamp groove and secure it with a knob 12 Repeat steps 9 through 11 for the oth...

Page 11: ...p on the yard and can cause the mower to plug or the engine to stall Warning Wet grass or leaves can cause serious injury if you slip and contact the blade Mow only in dry conditions Alternate the mow...

Page 12: ...ce the air filter replace it more frequently in dusty operating conditions Change the engine oil 2 Replace the blade or have the blade sharpened replace it or have it sharpened more frequently if the...

Page 13: ...3 1 Rotate the air filter cover to remove it 2 Replace the air filter 3 Install the cover m 5594a Changing the Engine Oil Change the engine oil after the first 2 operating hours change it yearly there...

Page 14: ...rench and tighten the bolt securely This bolt is very difficult to overtighten Cleaning the Mower 1 Remove the bag self propel model only 2 With the engine running on a flat paved surface spray a stre...

Page 15: ...you can move the upper handle freely m 6289 2 Fold the upper handle forward as shown Important Route the cables to the outside of the handle knobs as you fold the upper handle m 5602b m 5602c 3 To un...

Page 16: ...4 9264 Canada customers Owner Responsibilities You must maintain your Lawn Boy Product by following the maintenance procedures described in the operator s manual Such routine maintenance whether perfo...

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