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Installing the Spark Plug
Tighten the spark plug(s) to 24.4 to 29.8 N∙m (18 to
22 ft-lb).
Figure 61
Checking the Spark
Arrester
For Models with a Spark Arrester
Service Interval: Every 50 hours
WARNING
Hot exhaust system components may ignite
fuel vapors even after you shut off the engine.
Hot particles exhausted during engine
operation may ignite flammable materials.
Fire may result in personal injury or property
damage.
Do not fuel or run the engine unless a spark
arrester is installed.
1.
Shut off the engine, wait for all moving parts to
stop, remove the key, and engage the parking
brake.
2.
Wait for the muffler to cool.
3.
If there are any breaks in the screen or welds
are observed, replace the arrester.
4.
If the screen is plugged, remove the arrester
and shake loose particles out of the arrester,
and clean the screen with a wire brush (soak in
solvent if necessary).
5.
Install the arrester on the exhaust outlet.
Fuel System
Maintenance
Replacing the Fuel Filter
Service Interval: Every 500 hours/Yearly (whichever
The fuel filter is located near the engine on the front
or rear side of the engine.
1.
Disengage the blade-control switch (PTO), move
the motion-control levers to the N
position, and engage the parking brake.
2.
Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3.
Allow the machine to cool down.
g027735
4.
Close the fuel-shutoff valve under the seat
(Figure
62).
1. Fuel filter
2. Hose clamp
5.
Squeeze the ends of the hose clamps together
and slide them away from the filter
6.
Remove the filter from the fuel lines.
7.
Install a new filter and move the hose clamps
close to the filter
8.
Open the fuel-shutoff valve.
Important:
Install the fuel line hoses and secure
with plastic ties the same as they were originally
installed at the factory to keep the fuel line away
from components that can cause fuel line damage.
48
comes first) (more often in dirty or
dusty conditions).
EUTRAL
Figure 62
3. Fuel-shutoff valve
(Figure
62).
-
LOCK
g008963
(Figure
62).
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