Changing The Engine Oil; Changing The Oil Filter - Toro 22177 Operator's Manual

7. Saturate the pre-cleaner with oil, then squeeze
it (do not twist) to remove the excess oil.
8. Install the foam pre-cleaner.
9. Install the paper air filter.
Note: Install a new paper air filter if you
discarded the old one.
10. Install the cover and secure it with the screw.

Changing the Engine Oil

Change the oil after the first 8 operating hours and
than after every 50 operating hours or every season
(more frequently in dusty or dirty conditions).
1. Run the engine to warm the engine oil.
Note: Warm oil flows better and carries more
contaminants.
Oil may be hot after engine has been run,
and contact with hot oil can cause severe
personal injury.
Avoid contacting the hot engine oil when
you drain it.
2. Stop the engine and wait for all moving parts
to stop.
3. Disconnect the wire from the spark plug
(Figure 13).
4. Place a suitable drain pan under the right side
of the lawn mower.
5. Remove the dipstick by rotating the cap
counterclockwise and pulling it out.
6. Raise the left side of the lawn mower to drain
the oil into the drain pan.
Note: You can also remove the oil from the
crankcase using an oil extractor.
7. Lower the left side of the lawn mower.
8. Insert the dipstick into the filler neck and
rotate the cap clockwise until it is tight.
9. Recycle the used oil according to local codes.
10. Fill the crankcase to the Full line on the
dipstick with fresh oil. Refer to the Filling the
Crankcase with Oil.
11. Wipe up any spilled oil.

Changing the Oil Filter

Replace the oil filter (Figure 28) after every 100
operating hours or yearly, whichever comes first.
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