Ryobi RM-65SD Owner'S Operating Manual Download Page 8

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used oil in a sealed container to your local recycling centre 

or service station for reclamation. DO NOT throw it in the 

garbage, pour it on the ground or down the drain.

CAUTION: 

Running the engine with a low oil level can cause 

engine damage and void product warranty.
Air filter

IMPORTANT:

  A  dirty  Air  Filter  will  restrict  air  flow  to  the 

carburetor. To prevent carburetor malfunction, service the Air

Filter regularly. Service more frequently when operating the 

engine in dusty areas.

WARNING:

 Never run the engine without the Air Filter 

inserted.

•  Remove Filter Cover & Clean dirt from around filter & seal 

area.

• 

Remove the Air Filter by pulling it out of the Seal. Take 

care  to  ensure  dust  &  dirt  does  not  enter  the  seal  hole 

when removing the Filter.

• 

Tap Air Filter lightly several times on a hard surface to 

remove excess dirt. Never try to brush the dirt off. Brushing 

will force the dirt into the fibers. Replace the Air Filter if it 

is excessively dirty.

•  Insert a clean or new filter into the Seal hole.

•  Refit the Filter cover by inserting the 2 tabs then rotating to 

the closed position.

Saprk plug

CAUTION:

 Never use a spark plug of incorrect heat range. 

To ensure proper engine operation, the spark plug must be 

properly gapped and free of deposits.

• 

Remove the spark plug cap and use the spark plug 

spanner supplied to remove the plug. Insert screw driver 

(or something similar) through tube to turn it.

Deck

Underside of the mower deck should be cleaned after each 

use to prevent a buildup of grass clippings, leaves, dirt of 

other things. If the debris is allowed to accumulate, it will 

cause rust and corrosion, and may prevent proper mulching, 

discharge or bagging.

Replacing cutting blade (Fig.13)

CAUTION:

 When removing the cutting blade, protect your 

hand with a pair of heavy gloves or use a heavy rag to hold 

the blade.

•  Loosen the blade fixing bolt and the remove it with washer.

• 

Remove the cutting blade and adapter from the crank 

shaft.

WARNING:

 Periodically check the cutting blade adapter 

for cracks, especially if you strike a foreign object. Replace 

immediately if you found damage.

Lubrication

Lubricate the wheels at least once a season with light oil (or 

engine oil). Also, if the wheels are removed for any reason, 

lubricate the surface of the axle bolt and the inner surface of 

the wheel with engine oil.

NOTE:

 Do not lubricate the engine stop cable. Lubricants will 

damage the cable and prevent the cable from moving freely. 

Replace the cable if bent or damaged.

Storage

WARNING:

 When transporting the engine keep the engine 

level to prevent fuel spillage. Fuel vapour or spilled fuel may 

ignite.

When storing for more than 3 months:

• 

Change the engine oil

• 

Remove the spark plug

• 

Pour a tablespoon (5-10cc) of clean engine oil into the 

cylinder

• 

Pull the recoil starter several times to distribute the oil

• 

Reinstall the spark plug

CAUTION:

• 

If your engine will be stored with petrol in the fuel tank and 

carburetor, it is important to reduce the hazard of petrol 

vapor ignition. Select a well-ventilated storage area away 

from any appliance that operates with a flame, such as a 

furnace, water heater or clothes dryer.

• 

Avoid any area with a spark-producing electric motor, or

• 

where power tools are operated.

• 

If possible, avoid storage area with high humidity, as this 

may promote rust & corrosion.

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