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B. If the gap is too large, carefully bend the side
electrode toward the center electrode until the
gap between the electrodes is 0.7 to 0.8 mm (0.028
to 0.031 inch).
Installing the Spark Plug
Important: Ensure that the gap between the side and
center electrodes is correct before installing the spark
plug.
1. Thread the spark plug clockwise into the spark-plug
hole by hand.
Note: Avoid cross-threading the spark plug with the
threads of the spark-plug hole.
2. Rotate spark plug clockwise using a 20 mm (13/16
inch) spark-plug wrench until the plug and sealing
washer are seated
(Figure
3. Tighten the spark plug as follows:
•
When installing an in-service spark plug, tighten
the plug an additional 1/8 to 1/4 turn.
•
When installing a new spark plug, tighten the plug
an additional 1/2 turn.
4. Push the spark-plug wire onto the terminal of the spark
plug
(Figure
48).
49).
Servicing the Spark Arrester
Cleaning the Spark Arrester
Service Interval: Every 100 hours
Note: A spark arrester is available as an option. If you
require a spark arrester, contact your Authorized Toro Service
Dealer.
Genuine Toro spark arresters are approved by the USDA
Forestry Service.
WARNING
If the engine has been running, the muffler will be
hot.
1. Remove the divider plate; refer to
Divider Plate (page
Note: Model 68024C does not have a divider plate.
2. Remove the 2 nuts (8 mm) and remove the muffler
from the cylinder
1
2
3
4
5
G019331
1. Deflector (if
applicable)
2. Protector
3. Screw (6 mm)
4. Muffler
3. Remove the 3 screws (4 mm) from the exhaust
deflector and remove the deflector
4. Remove the screws (5 mm and 6 mm) from the muffler
protector, and remove the muffler protector
51).
5. Remove the screw (4 mm) from the spark arrester and
remove the spark arrester from the muffler
33
Removing the
28).
(Figure
51).
10
12
8
7
6
Figure 51
5. Exhaust pipe
9. Spark arrester
6. Nut, 8 mm
10. Screws (5 mm)
7. Gasket
11. Exhaust port
8. Bolt (8 mm)
12. Screw (4 mm)
(Figure
11
10
9
51).
(Figure
(Figure
51).
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