General Maintenance; Replacing The Cutting Blade - Ryobi RLM53190S Übersetzung Der Originalanleitung

If the product is not maintained correctly, the life span of
the product may be reduced, and built-in safety features
may not function correctly, thus increasing the potential
for serious injury. Keep the product in good working
condition.
Before performing any maintenance, stop the product,
allow the blade to come to a complete stop, and
disconnect the spark plug wire from the spark plug.
Failure to heed this warning could result in serious
personal injury.
When servicing, use only authorised replacement parts.
Use of any other parts may create a hazard or cause
product damage.

GENERAL MAINTENANCE

You may make adjustments and repairs described here.
For other repairs, contact the authorised service agent.
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.
Periodically check all nuts and bolts for proper tightness
to ensure safe operation of the product.
Remove any buildup of grass and leaves on or around
the engine and engine cover. Occasionally wipe the
mower clean with a dry cloth. Do not use water.
Frequently check the grass catcher for wear or
deterioration.
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.
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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 the product are lubricated with a
suf cient amount of high grade lubricant for the life of the
product under normal operating conditions. Therefore, no
further bearing lubrication is required.
Always protect hands by wearing heavy gloves or
wrapping the cutting edges of the blade with rags
and other material, or both, when performing blade
maintenance. Contact with the blade could result in
serious personal injury.

REPLACING THE CUTTING BLADE

See figure 12.
When making adjustments, be careful not to entrap your
ngers between moving blades and
product.
For best results, the mower blade must be kept sharp.
Immediately replace a bent or damaged blade.
Only use replacement blades approved by the
manufacturer of the product. Using a blade not approved
by the manufacturer of the product is hazardous and
could result in serious injury, damage to the product, and
will void your warranty.
Drain the fuel first before tilting the product to replace
the blade.
1. Stop the engine and disconnect the spark plug wire.
Allow the blade to come to a complete stop.
2. Turn the product on its side (air filter facing up).
3. Wedge a block of wood between the blade and the
mower deck to prevent the blade from turning.
Installing: See figure 12a.
Removing: See figure 12b.
NOTE: Do not wedge the block of wood between the
blade and the plastic cover.
4. Using a 16 mm wrench or socket (not provided), loosen
the blade bolt by turning the bolt in a counterclockwise
direction as viewed from the bottom of the product.
5. Remove the blade bolt, spring washer, and blade.
6. Place the new blade on the shaft. Make sure it is
installed with the curved ends pointing up toward the
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