Green Thumb 60020 GT, Operator'S Manual

Page: 13 / 20

Page 13
MAINTENANCE
WARNING:
When servicing, use only identical replacement parts.
Use of any other parts may create a hazard or cause
product damage.
WARNING:
Always wear safety goggles or safety glasses with side
shields during power tool operation or when blowing
dust. If operation is dusty, also wear a dust mask.
GENERAL MAINTENANCE
Avoid using solvents when cleaning plastic parts. Most
plastics are susceptible to damage from various types of
commercial solvents and may be damaged by their use. Use
clean cloths to remove dirt, dust, oil, grease, etc.
WARNING:
Do not at any time let brake fluids, gasoline, petroleum-
based products, penetrating oils, etc., come in contact
with plastic parts. Chemicals can damage, weaken, or
destroy plastic which may result in serious personal
injury.
Periodically check all nuts and bolts for proper tightness to
ensure safe operation of the mower.
Remove any buildup of grass and leaves on or around the
motor cover. Wipe the mower clean with a dry cloth occa-
sionally. Do not use water.
LUBRICATION
All of the bearings in this product are lubricated with a suf-
ficient amount of high grade lubricant for the life of the unit
under normal operating conditions. Therefore, no further
bearing lubrication is required.
At the beginning and end of each mowing season:
■
Lubricate the springs on the rear discharge door with light
oil.
■
Lubricate the height adjustment lever and related hardware
with light oil.
■
Remove the wheels and lubricate the surface of the axle
bolt and the inner surface of the wheel with light oil.
■
Remove the blade and blade hub assembly and
lubricate the motor shaft with light oil or engine oil. See
Replacing the Cutting Blade for instructions on remov-
ing the blade.
WARNING:
Always protect hands by wearing heavy gloves and/or
wrapping the cutting edges of the blade with rags and
other material when performing blade maintenance.
Failure to heed this warning so could result in serious
personal injury.
WARNING:
Before performing any maintenance, make sure the
mower is unplugged from the power supply and the
switch key is removed. Failure to heed this warning could
result in serious personal injury.
REPLACING THE CUTTING BLADE
See Figure 12 - 13.
Since the mower is equipped with a sealed battery, the
mower can be tipped for maintenance without the danger
of acid spillage.
NOTE: Only use identical replacement blades.
■
Stop the motor and remove the switch key. Allo w blade
to come to a complete stop.
■
Turn the mower on its side.
■
Wedge a block of wood between the blade and mower
deck to prevent the blade from turning.
■
Loosen the blade nut using a 15 mm wrench or socket
(not provided).
■
Remove the blade nut, spacer, blade insulator, and
blade.
■
Make certain the fan assembly is pushed completely
against the motor shaft.
Fig. 12
BLADE
WRENCH
BLOCK OF WOOD