Ryobi RLM4614SE, Original Instructions Manual

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English
7
of commercial solvents and may be damaged by their
use. Use clean cloths to remove dirt, dust, oil, grease,
etc.
■ 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 engine and engine cover. Wipe the mower clean
with a dry cloth occasionally. Do not use water.
■ Check the grass catcher frequently for wear or
deterioration.
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.
CLEANING THE UNDERSIDE OF THE MOWER DECK
1. Raise the mower to full height.
2. Connect a female water hose connector (not supplied)
to the male hose connector on the mower deck.
3. Turn on the water supply.
4. Start the mower and run at full revolutions, but do not
engage the self-propel bail.
5. Run the engine in place for approximately 30 seconds.
6. Shut off the engine.
7. Turn off the water supply.
8. Inspect the underside of the mower deck for cleanliness,
and repeat the cleaning procedure if desired.
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.
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 figure 10.
Be careful during adjustment of machine to prevent
entrapment of fingers between moving blades and fixed
parts of machine.
For best results, the mower blade must be kept sharp.
Replace a bent or damaged blade immediately.
WARNING
Only use replacement blades approved by the
manufacturer of your mower. Using a blade not approved
by the manufacturer of your mower is hazardous and
could result in serious injury, damage your mower, and
void your warranty.
WARNING
Drain the fuel first before tilting the mower to replace the
blade.
1. Stop the engine and disconnect the spark plug wire.
Allow blade to come to a complete stop.
2. Turn the mower on its side (carburetor facing up).
3. Wedge a block of wood between the blade and mower
deck to prevent the blade from turning.
● Installing: See figure 10a.
● Removing: See figure 10b.
4. Using a 9/16-in. wrench or socket (not provided), loosen
the blade bolt by turning the bolt in a counterclockwise
direction as viewed from the bottom of the mower.
5. Remove the blade bolt, lock washer, flat washer, and
blade.
6. Place the new blade on the shaft. Make sure it is
installed with the curved ends pointing up toward the
mower deck and not down toward the ground.
7. Replace the flat washer, lock washer, and blade bolt
on the shaft. Finger tighten the bolt by turning in a
clockwise direction as viewed from the bottom of the
mower.
NOTE: Make certain all parts are replaced in the exact
order in which they were removed.
8. Torque the blade bolt down using a torque wrench (not
provided) to ensure the bolt is properly tightened.
9. The recommended torque for the blade bolt is 48–55
Nm (35–40 ft.lb.).
NOTE:
Do not sharpen the blades, replace with new
item. Blades need to be properly balanced to avoid
damage and personal injury.
CLEANING THE AIR FILTER
See figure 11.
For proper performance and long life, keep the air filter
clean.
1.
Remove the air filter cover by pushing down the latch
while gently pulling out the cover.
2. Remove the air filter and clean it in warm soapy water.
Rinse and let dry completely.
3. Apply a light coat of engine oil to the air filter, then
squeeze it out using an absorbent cloth or paper towel.
4. Reinstall the air filter into the air filter base.
5. Replace and secure the air filter cover.
NOTE:
The filter should be replaced annually for best
performance.