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2. Slide an oil drain pan under the drain extension and
remove the oil drain plug.
Note: When removing the plug, ensure the tube does
not loosen.
3. Drain the oil.
Note: Dispose of the used oil properly at a local
recycling center.
4. Install the oil drain plug.
5. Fill the crankcase with oil. Refer to Filling the Engine
Crankcase with Oil.
Replacing the Spark Plug
Service Interval: Every 100 hours—Replace the spark plug.
WARNING
Replacing the spark plug while the engine is hot
can result in burns.
Wait until the engine is cool to replace the spark
plug.
Use a Toro spark plug or equivalent (Champion® RN9YC or
NGK BPR6ES).
1. Remove the boot (Figure 49).
1
Figure 49
1. Spark plug boot
2. Clean around the base of the spark plug.
3. Remove and discard the old spark plug.
4. Set the gap between the electrodes on a new spark plug
1. 0.030 inch (0.76 mm)
5. Install the new spark plug, tighten it firmly, and attach
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Adjusting the Discharge Chute
Latch
If the discharge chute does not lock into the desired position
or does not unlock so that you can move it to another
position, adjust the discharge chute latch.
1. Remove the fastener on the gear cover (Figure 52), lift
24
Figure 50
Note: You will need a ratchet wrench extension to
remove the spark plug.
at 0.030 inch (0.76 mm) (Figure 51).
Figure 51
the ignition wire to the spark plug.
Note: Ensure the ignition wire snaps completely into
place on the spark plug.
the front of the cover up, and slide it back and out of
the way.
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