Changing The Engine Oil; Lubricating The Machine - Toro 722 Power Throw Operator's Manual

Figure 31
1. Pipe plug

Changing the Engine Oil

Service Interval: After the first 5 hours
Yearly
Every 50 hours
If possible, run the engine just before changing the
oil because warm oil flows better and carries more
contaminants.
Max. fill: 20 oz. (0.6 l), type: automotive detergent oil
with an API service classification of SF, SG, SH, SJ, SL,
or higher.
Refer to Figure 32 to select the best oil viscosity for the
outdoor temperature range expected.
Figure 32
1. Block up the rear of the machine.
2. Remove the left wheel.
3. Clean the area around the oil drain plug (Figure 33).
1. Oil drain plug
2. Drain extension
4. Slide an oil drain pan under the drain extension and
remove the oil drain plug (Figure 33).
Note: Place a funnel under the drain extension so
the oil drains directly into the oil drain pan and away
from the machine.
5. Drain the oil.
Note: Dispose of the used oil properly at a local
recycling center.
6. Install the oil drain plug.
7. Install the left wheel.
8. Fill the crankcase with oil. Refer to Filling the
Engine with Oil in Setup.
9. Wipe up any spilled oil.

Lubricating the Machine

Service Interval: Every 20 hours
Yearly or before storage
Lightly lubricate all moving parts of the machine
after every 20 operating hours and at the end of the
snowthrowing season.
Important: Do not get oil or grease on the rubber
wheel or friction drive plate because the wheel will
slip and the rubber may deteriorate.
1. Drain gasoline from the fuel tank and the oil from
the crankcase. Refer to Emptying the Fuel Tank and
to Changing the Engine Oil.
2. Tip the machine forward onto the auger/impeller
housing and block it so that it cannot fall.
3. Remove the 4 flange-head bolts that secure the
bottom cover and remove the cover (Figure 34).
21
Figure 33