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2.
Shut off the engine and wait for all moving parts
to stop.
3.
Disconnect the wire from the spark plug.
4.
Drain the gasoline from the fuel tank.
5.
Drain the engine oil; refer to
Engine Oil (page
6.
Place a rag under the oil filter
catch any oil that may leak out as you remove
the oil filter.
1. Oil filter
7.
Remove the oil filter.
8.
Use your finger to coat the gasket on the new oil
filter with oil (Figure 26).
1. Gasket
9.
Install the new filter by rotating it clockwise until
the seal contacts the filter housing, then rotate
the filter an additional 3/4 turn by hand.
10.
Fill the crankcase to the Full line on the dipstick
with fresh oil; refer to
Level (page
12).
11.
Connect the wire to the spark plug.
12.
Run the engine for about 3 minutes.
Changing the
22).
(Figure
Figure 22
Figure 23
Checking the Engine-Oil
13.
Shut off the engine, wait for all moving parts to
stop, and check for oil leakage around the filter.
14.
Add oil to compensate for the oil in the oil filter.
Refer to
12).
15.
Recycle the used oil filter properly.
22) to
Servicing the Spark Plug
Service Interval: Every 100 hours—Inspect, clean,
Use an NGK BPR5ES spark plug or equivalent.
1.
Shut off the engine and wait for all moving parts
to stop.
2.
Disconnect the wire from the spark plug.
3.
Clean around the spark plug.
4.
Remove the spark plug from the cylinder head.
Important:
dirty spark plug. Do not clean the electrodes
g024329
because grit entering the cylinder can
damage the engine.
5.
Set the gap on the plug to 0.76 mm (0.030 inch);
refer to
1. Center-electrode insulator
2. Side electrode
3. Air gap (not to scale)
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6.
Carefully install the spark plug by hand (to avoid
cross threading) until it is hand tight.
7.
Tighten the spark plug to 23 N∙m (2.3 kgf-m, 17
ft-lb).
Important:
very hot and can damage the engine;
overtightening a spark plug may damage the
threads in the cylinder head.
8.
Connect the wire to the spark plug.
23
Checking the Engine-Oil Level (page
and adjust the spark plug gap;
replace the spark plug if necessary.
Replace a cracked, fouled, or
Figure
24.
Figure 24
A loose spark plug can become
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