Lubricating The Hex Shaft; Replacing The Spark Plug - Toro Power Max Heavy Duty 928 OAE Operator's Manual

Lubricating the Hex Shaft

Service Interval: Yearly—Lubricate the hex shaft.
Lightly lubricate the hex shaft yearly with automotive
engine oil (Figure 34).
Figure 34
1. Hex shaft
2. Aluminum friction plate
Important:
Do not get oil on the rubber wheel
or the aluminum friction drive plate because the
traction drive will slip
1. Drain the fuel from the fuel tank.
2. Tip the machine forward onto its auger housing
and block it so that it cannot fall.
3. Remove the back cover
Figure 35
1. Back cover
4. Move the speed-selector lever to Position R2.
5. Dip your finger in automotive engine oil and
lightly lubricate hex shaft.
6. Move the speed-selector lever to Position 6.
7. Lubricate the other end of the hex shaft.
8. Move the speed-selector lever forward and
rearward a few times.
9. Install the back cover and return the machine to
the operating position.
3. Rubber wheel
(Figure 34).
(Figure 35).

Replacing the Spark Plug

Service Interval: Every 100 hours—Replace the
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
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1. Spark-plug boot
2. Clean around the base of the spark plug.
g001028
3. Remove and discard the old spark plug.
Note:
You will need a ratchet wrench extension
to remove the spark plug.
4. Set the gap between the electrodes on a new
spark plug at 0.76 mm (0.030 inch) as shown
in Figure
21
spark plug.
(Figure 36).
Figure 36
Figure 37
38.
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