Replacing The Spark Plug - Toro Power Max 38624 Operator's Manual

Replacing the Spark Plug

Service Interval: Every 100 hours—Replace the spark
plug.
Use a Champion QC12YC or equivalent spark plug.
Note: To access the spark plug, you must first remove
the upper snow hood (Figure 55).
1. Choke knob
2. Upper snow hood
1. Remove the choke knob and the ignition key
(Figure 55).
2. Remove the 2 screws that secure the upper snow
hood to the snowthrower (Figure 55).
3. Slowly remove the upper snow hood, ensuring that
the primer bulb hose and the ignition wire remain
connected.
4. Remove the bracket thumb screw and the bracket
(Figure 56).
Figure 55
3. Ignition key
4. Screw (2)
1. Spark-plug wire
2. Bracket
5. Clean around the base of the spark plug (Figure 56).
6. Remove and discard the old spark plug.
Note: You will need a ratchet wrench extension to
remove the spark plug.
7. Set the gap between the electrodes on a new spark
plug at 0.030 inch (0.76 mm) (Figure 57).
1. 0.030 inch (0.76 mm)
8. Install the new spark plug and tighten it firmly.
9. Install the bracket with the thumb screw that you
removed in step 4.
10. Ensure that the primer bulb hose and the ignition
wire are connected and clear of the carburetor
bracket.
11. Secure the upper snow hood to the snowthrower
with the 2 screws that you previously removed.
12. Align the tab on the choke control knob with the
slot on the upper snow hood.
13. Connect the choke control knob to the choke shaft
on the carburetor.
25
Figure 56
3. Thumb screw
Figure 57