Toro Z Master 74902TE, Руководство оператора

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5. Install the left hydraulic-unit shroud ( Figure 58 ).
Checking the Spark Plug
Important:
Do not clean the spark plug(s).
Always replace the spark plug(s) when it has: a
black coating, worn electrodes, an oily film, or
cracks.
If you see light brown or gray on the insulator, the
engine is operating properly. A black coating on the
insulator usually means the air cleaner is dirty.
Set the gap to 0.76 mm (0.03 inch).
g027479
Figure 60
Installing the Spark Plug
Tighten the spark plug(s) to 24.4 to 29.8 N∙m (18 to
22 ft-lb).
g027735
Figure 61
Checking the Spark
Arrester
For Models with a Spark Arrester
Service Interval: Every 50 hours
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