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English
8
MAINTENANCE
WARNING: To reduce the risk of serious personal
injury, turn unit off and disconnect it from
power source before making any adjustments or
removing/installing attachments or accessories.
An accidental start-up can causeinjury.
Removing and Installing Blade (Fig. L, M)
DANGER: RISK OF INJURY. WHEN REASSEMBLING THE
BLADE SYSTEM, ENSURE EACH PART IS REINSTALLED
CORRECTLY, AS DESCRIBED BELOW. IMPROPER
ASSEMBLY OF THE BLADE OR OTHER PARTS OF THE
BLADE SYSTEM MAY CAUSE SERIOUSINJURY.
1. Cut a piece of 2x4 wood
18
(about 2 feet long)
(610mm) to keep blade from turning when removing
the flange nut
19
.
WARNING: Use gloves and proper eye protection.
Turn the mower on its side. Be careful of sharp edges
of blade.
2. Position wood and unscrew flange nut counterclockwise with
a 18 mm wrench.
3. Note the orientation of each part as you remove it.
Remove nut
19
. Pull off washer
20
, the blade
insulator
21
, and the blade
22
. Examine all pieces for
damage and replace if necessary.
nOTE: The fan
23
should not be able to be removed.
4. To reassemble, slide the blade on. It can only be
attached to the fan in one direction and location. Line
up the D-shaped hole of the blade with the D-shaped
post of the fan, ensuring the writing on the blade faces
out away from the mower. Place the insulator on the
blade so that the two outer ribs extend past the blade.
Place the square washer on top of the insulator so that it
sits inside of the two outer ribs on the insulator. Replace
the nut with the wide side against the washer.
5. To tighten firmly, position the piece of wood to keep the
blade from turning. Secure nut with the wrench.
Fig.L
18
19
Fig.M
19
23
22
21
20
Blade Sharpening (Fig. N)
KEEP BLADE SHARP FOR BEST MOWER PERFORMANCE. A
DULL BLADE DOES NOT CUT GRASSCLEANLY.
WARNING: Use gloves and proper eye protection
while removing, sharpening, and installing blade.
Sharpening the blade twice during a mowing season is
usually sufficient under normal circumstances. Sand causes
the blade to dull quickly. If your lawn has sandy soil, more
frequent sharpening may berequired. REPlACE BEnT OR
DAMAgED BlADEiMMEDiATElY.
When Sharpening the Blade
• Make sure blade remainsbalanced.
• Sharpen blade at the original cuttingangle.
• Sharpen cutting edges on both ends of blade, removing
equal amounts of material from bothends.
To Sharpen Blade in a Vise (Fig. N)
1. Be sure the bail handle is released, the blade has
stopped and the mower is unplugged before removing
theblade.
2. Remove blade from mower. See instructions for
Removing and InstallingBlade.
3. Secure blade
22
in a vise
23
.
4. Wear proper eye protection and gloves and be careful
not to cutyourself.
off and unplug mower. Remove the catcher and shake
the grass down to the back end of the bag. Also clean
out any grass or debris which may be packed around
the discharge opening. Replace the grass catcher.
• If mower should start to vibrate abnormally, release bail
handle to turn mower off and unplug mower. Check
immediately for cause. Vibration is a warning of trouble.
Do not operate mower until a service check has been
made. Refer to Troubleshooting Guide in manual.
• ALWAYS RELEASE BAIL HANDLE TO TURN MOWER OFF
AND UNPLUG MOWER WHEN LEAVING IT UNATTENDED,
EVEN FOR A SHORT PERIOD OF TIME.
Mower Overload
To prevent damage due to overload conditions, do not try
to remove too much grass at one time. Slow down your
cutting pace, or raise the cut height.
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