Servicing The Spark Plug - Toro Power Clear 621QZE Operator's Manual

Figure 30
1. Oil fill cap
7. Unscrew the oil fill cap and remove it (Figure 30).
8. With the machine in the operating position, carefully
pour oil into the oil fill hole. Allow a minute for the
oil to settle and add enough to bring it to the point
of overflow. there should be very little, if any, oil left
in the bottle (Figure 32).
Max fill: 20 oz. (0.6 l), type: automotive detergent oil
with an API service classification of SJ, SL, or higher.
Use Figure 31 below to select the best oil viscosity
for the outdoor temperature range expected:
Figure 31
9. Screw the oil fill cap into the oil fill hole, and hand
tighten it securely.
10. Wipe up any spilled oil.
11. Dispose of the used oil properly at a local recycling
center.

Servicing the Spark Plug

Service Interval: Yearly—Check the spark plug and
replace it if necessary.
Use a NGK BPR6ES or Champion RN9YC spark
plug or equivalent.
1. Stop the engine and wait for all moving parts to stop.
2. Rotate the discharge chute so that it faces forward.
3. Remove the discharge chute, the discharge chute
handle, and the chute seal by removing the 3 large
screws and one small screw (Figure 33).
1. Fuel tank cap
2. Large screws (3)
3. Discharge chute
14
Figure 32
Figure 33
4. Small screw
5. Chute seal