Servicing The Spark Plugs - Toro 22322 Operator's Manual

Figure 36
1. Oil drain valve
5. When the oil has drained completely, replace the plug.
Note: Dispose of the used oil at a certified recycling
center.
6. Remove the oil fill cap and slowly pour approximately
80% of the specified amount of oil in through the
valve cover.
7. Check the oil level; refer to
Level (page 18).
8. Slowly add additional oil to bring the level to the F
(Full) mark on the dipstick.
9. Replace the fill cap.
Changing the Oil Filter
1. Drain the oil from the engine; refer to
Oil (page 29).
2. Place a shallow pan or rag under the filter to catch oil.
3. Remove the old filter
of the filter adapter gasket.
Figure 37
1. Oil filter
4. Pour new oil of the proper type through the center
hole of the filter. Stop pouring when the oil reaches
the bottom of the threads.
5. Allow 1 to 2 minutes for the oil to be absorbed by filter
material, then pour off the excess oil.
6. Apply a thin coat of new oil to the rubber gasket on
the replacement filter.
Checking the Engine-Oil
Changing the
(Figure 37) and wipe the surface
7. Install the replacement oil filter to the filter adapter.
Turn the oil filter clockwise until the rubber gasket
contacts the filter adapter, then tighten the filter an
additional 1/2 turn.
8. Fill the crankcase with the proper type of new oil; refer
to Changing the Oil (page

Servicing the Spark Plugs

Service Interval: Every 200 hours—Check the spark plugs.
Ensure that the air gap between the center and side electrodes
is correct before installing each spark plug. Use a spark-plug
wrench for removing and installing the spark plugs and a
gapping tool/feeler gauge to check and adjust the air gap.
Install new spark plugs if necessary.
Type: Champion XC12YC, or equivalent. Air Gap: 0.75 mm
(0.03 inch)
Removing the Spark Plugs
1. Lower the loader arms, shut off the engine, and remove
the key.
2. Open the hood.
3. Pull the wires off the spark plugs
1. Spark-plug wire
4. Clean around the spark plugs.
5. Remove both spark plugs and metal washers.
Checking the Spark Plugs
1. Look at the center of both spark plugs
you see light brown or gray on the insulator, the engine
is operating properly. A black coating on the insulator
usually means that the air cleaner is dirty.
Important: Never clean the spark plugs. Always
replace the spark plugs when they have a black
coating, worn electrodes, an oily film, or cracks.
30
29).
(Figure 38).
Figure 38
2. Spark plug
(Figure 39). If