Maintenance - Ryobi RY15122 Manual Del Operador

WARNING:
Before performing any maintenance, make sure the
power supply is disconnected to avoid accidental starting
and possible serious personal injury.
WARNING:
Always wear eye protection with side shields marked to
comply with ANSI Z87.1. Failure to do so could result in
objects being thrown into your eyes resulting in possible
serious injury.
WARNING:
When servicing, use only authorized replacement parts.
Use of any other parts can create a hazard or cause
product damage.
NOTICE:
Periodically inspect the entire product for damaged,
missing, or loose parts such as screws, nuts, bolts, caps,
etc. Tighten securely all fasteners and caps and do not
operate this product until all missing or damaged parts
are replaced. Please contact customer service or an
authorized service center for assistance.
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 can result in serious personal injury.
NOTICE:
Never use a hose, water, or any liquids to clean the lawn
mower, as water can damage electronic components.
Remove any buildup of grass and leaves on or around
the motor cover. Wipe the mower clean with a dry cloth
occasionally.
LUBRICATION
All of the bearings in this product are lubricated with a
sufficient amount of high grade lubricant for the life of the
unit under normal operating conditions. Therefore, no further
bearing lubrication is required.

MAINTENANCE

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.
Contact with the blade could result in serious personal
injury.
REPLACING THE CUTTING BLADE
See Figures 13 - 14.
NOTE: Only use authorized replacement blades.
 Stop the motor. Allow blade to come to a complete stop.
 Disconnect the power supply.
 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 bolt by turning it counterclockwise (as
viewed from bottom of mower) using a 20 mm wrench
or socket (not provided).
 Remove the blade bolt and blade.
 Install the new blade. Ensure blade is properly seated with
the two blade posts inserted into the holes on the blade.
Make sure it is installed with the curved ends pointing up
toward the mower deck and not down toward the ground.
When seated properly, the blade should be flat.
 Reinstall the blade bolt and finger tighten.
NOTE: Make certain all parts are replaced in the exact
order in which they were removed.
 Torque the blade bolt down clockwise using a torque
wrench (not provided) to ensure the bolt is properly
tightened. The recommended torque for the blade bolt
is 350 – 400 in. lbs.
WARNING:
Ensure blade is properly seated and the blade bolt is
tightened to the torque specifications above. Failure to
properly attach the blade could cause it to come loose
or detach and result in possible serious personal injury.
STORING THE MOWER
See Figure 15.
 Disconnect power supply, and store in a secure location
out of the reach of children.
 Before storage, wipe any dirt or debris.
 Turn mower on its side and clean grass clippings that
have accumulated on the underside of the mower deck.
 Wipe the mower clean with a dry cloth.
 Check all nuts, bolts, knobs, screws, fasteners, etc., for
tightness.
14 — English