Servicing The Spark Plug - Toro 74840 Operator's Manual

5. Slowly pour approximately 80% of the specified oil
into the filler tube and slowly add the additional oil
to bring it to the Full mark.
6. Install the oil fill cap/dipstick.
7. Check the oil level; refer to Checking the Oil Level.
8. Slowly add additional oil to bring it to the full mark.
9. Install the oil fill cap/dipstick.
Changing the Engine Oil Filter
Service Interval: Every 200 hours
Note: Change the engine oil filter more frequently
when operating conditions are extremely dusty or sandy.
1. Drain the oil from the engine; refer to Changing the
Engine Oil.
2. Change the engine oil filter (Figure 39).
1
3
5
Note: Ensure the oil filter gasket touches the engine
and then an extra 3/4 turn is completed.
3. Fill the crankcase with the proper type of new oil;
refer to Changing the Oil.
2
4
6
3/4
Figure 39

Servicing the Spark Plug

Service Interval: Every 200 hours—Check spark
The spark plug is RFI compliant. Equivalent alternate
brand plugs can also be used. Spark plug replacement is
recommended at 500 hours.
Type: Champion XC12YC (or equivalent)
Air Gap: 0.030 inch (0.76 mm)
Removing the Spark Plug
1. Disengage the blade control switch (PTO), move the
motion control levers to the neutral lock position
and set the parking brake.
2. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
Checking the Spark Plug
Important: Never clean the spark plug(s). Always
replace the spark plug(s) when it has: a black
coating, worn electrodes, an oily film, or cracks.
If you see light brown or gray on the insulator, the
engine is operating properly. A black coating on the
insulator usually means the air cleaner is dirty.
Set the gap to 0.030 inches (0.76 mm).
1
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36
plug(s) condition and gap.
Every 500 hours—Replace the spark
plug(s).
Figure 40
2
Figure 41
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