Lubricating the Hex Shaft
Service Interval: Yearly—Lubricate the hex shaft.
Lightly lubricate the hex shaft yearly with automotive engine
oil
(Figure
41).
1. Hex shaft
2. Steel friction pulley
Important: Do not get oil on the rubber wheel or the
steel friction pulley because the traction drive will slip
(Figure
41).
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
g019019
1. Screws
4. Move the speed-selector lever to Position R2.
5. Dip your finger in automotive engine oil and lightly
lubricate the 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.
g019018
Figure 41
3. Rubber wheel
(Figure
42).
Figure 42
9. Install the back cover and return the machine to the
operating position.
Replacing the Spark Plug
Service Interval: Every 100 hours—Replace the spark plug.
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
1
1. Spark-plug boot
1
2. Clean around the base of the spark plug.
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
22
(Figure
43).
G016645
Figure 43
Figure 44
Figure
G016646
45.