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Figure 20
1. Dipstick
2. Drain plug
5.
When the oil has drained completely, lower the
front wheels to the ground, replace the drain
plug, and torque the plug to 18 N⋅m (13 ft-lb).
Note:
Dispose of the used oil at a certified
recycling center.
6.
Remove the dipstick, and slowly pour oil into the
fill hole until the oil pours out of the fill hole.
7.
Ensure that the oil is at the correct level on the
dipstick; refer to
Checking the Engine-Oil Level
(page
21).
8.
Replace and secure the dipstick.
9.
Wipe up any spilled oil.
10.
Connect the wire to the spark plug.
Servicing the Spark Plug
Service Interval: Every 100 hours—Inspect and
Every 200 hours—Replace the spark plug.
Spark plug specification: Champion RC12YC 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.
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4.
Remove the spark plug from the cylinder head.
Important:
dirty spark plug. Do not clean the electrodes,
because grit entering the cylinder can
damage the engine.
5.
Set the gap on the plug to 0.76 mm (0.03 inch);
refer to
Figure
1. Side electrode
2. Center electrode insulator
3. Air gap—0.76 mm (0.03 inch)
6.
Carefully install the spark plug by hand (to avoid
cross threading) until it is hand tight.
7.
Tighten the spark plug an additional 1/2 turn if
it is new; otherwise, tighten it an additional 1/8
to 1/4 turn.
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.
22
adjust the spark plug; replace it if
necessary.
Replace a cracked, fouled, or
21.
Figure 21
A loose spark plug can become
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