Use and Care Manual

3556-VOLT LITHIUM-ION CORDLESS LAWN MOWER — LM2020SP/LM2020
TROUBLESHOOTING
WARNING: Always remove the battery pack when servicing or transporting the mower. Always protect your hands by
wearing heavy gloves or wrapping the cutting edges with rags or other materials when performing any maintenance on
the mower blade.
Problem Cause Solution
The mower fails to start.
The battery pack is depleted.
The battery pack is not mounted in place
in the battery compartment.
The battery or mower circuitry is too hot.
(The power indicator on the mower will
illuminate orange)
The side rails are not extended to their
maximum length and the clamps are not
locked in position.
The handle is not set at one of the three
operating positions.
The mower deck is clogged with grass
and debris.
Charge the battery pack.
Attach the battery pack to the mower;
press it until you hear a click.
Allow the battery pack or mower to
cool until the temperature drops below
152°F (67°C).
Fully extend the handle and lock both
clamps.
Adjust the handle to one of the three
operating positions.
Clean the mower deck and make
certain that the blade has freedom of
movement.
The mower cuts
unevenly.
The blade is dull.
The cutting height is not set properly.
The blade is assembled incorrectly.
Sharpen or replace the blade.
Move the deck height to a higher
setting.
Reassemble the blade, following the
section “INSTALLING THE BLADE” in
this manual.
The mower stops while
mowing.
The battery pack is depleted.
Mower is in overload condition.
Mower deck is clogged with grass
and debris.
The battery or mower circuitry is too hot.
(The power indicator on the mower will
illuminate orange for 10 seconds.)
The side rail is retracted a little by the
pushing force applying on the handle.
Charge the battery pack.
Raise the cutting height or slow down
the mowing.
Unclog the mower deck. Raise the
cutting height, or cut a narrow swath.
Allow the battery pack or mower to
cool until the temperature drops below
152°F (67°C).
Unlock the clamps. Fully extend the
side rails and lock the clamps again.