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38
Part No. 80106286
Revision C
MaintenanceMaintenance Schedule
Servicing the Spark Plugs
WARNING
Unintentional sparking
could cause fire or electric shock, resulting in death
or serious injury.
WHEN ADJUSTING OR MAKING REPAIRS TO YOUR
GENERATOR –
• Disconnect the spark plug wire from the spark plug
and place the wire where it cannot contact the spark
plug.
WHEN TESTING FOR ENGINE SPARK –
• Use an approved spark plug tester.
• DO NOT check for spark with the spark plug removed.
Changing the spark plugs helps the engine to start easier
and operate better.
1. Push the ON/OFF switch on the back of the
generator to the OFF (0) position.
2. Remove utility power to the generator to de-energize
the battery charger.
3. Unlock and open the roof as described in the Access
Panels section.
4. Remove the 15-amp fuse from the fuse holder located
below the controller.
5. Disconnect the negative (-) cable at the battery.
6. Clean the area around the spark plugs.
7. Remove and inspect the spark plugs.
8. Check the electrode gap (A) with the wire feeler
gauge (B) and reset the spark plug gap to the
recommended gap if necessary (see the Engine
Specifications section).
Figure 26
9. Replace the spark plugs if the electrodes appear
pitted or burned or if cracks appear in the porcelain.
Use the recommended replacement spark plugs (see
the Engine Specifications section).
10. Install the spark plugs and tighten them to 180 in-lb
(20 N·m).
11. Connect the negative (-) cable at the battery.
12. Install the 15-amp fuse into the fuse holder.
13. Close and lock the roof.
14. Restore utility power to the generator.
15. Push the ON/OFF switch on the back of the
generator to the ON (I) position.
16. Set the generator mode to auto.
Not for
Reproduction
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