Honda EB3000c Owner's Manual page 22

5. Press the RESET BUTTON
The RESET BUTTON should be flush with the base.
If the RESET BUTTON is not flush with the TEST BUTTON, contact
an authorized Honda generator dealer.
6. When the RESET BUTTON extends during operation:
Unplug all appliances from the GFCI protected receptacle.
Press the RESET BUTTON:
If the GFCI cannot be reset:
If the GFCI resets properly:
RESET BUTTON
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The GFCI is faulty. Contact an authorized
Honda generator dealer.
Check the appliance or the power cord.