Originally Posted by Freebird23
Do it all the time to keep batterys hot. Be careful how long your cord is--50 ft or less #14 OK--Over that use a #12. I know a #14 is good for 15 amps ,but if you get too long voltage drop becomes a factor.Also make sure your connection is tight and clean. As already stated this is often where a problem pops up. DO NOT try to run AC .
Warm Fires Bill
50ft, 14ga from a 15amp GFCI.. ran my AC fine for 5 days stright this summer at the coldest setting... Cord was in the shade.
Originally Posted by pumper9x9
One thing on your extension cord that has been mentioned is make sure it is big enough. I would recommend nothing under 12 ga. Also DO NOT coil up your extra cord on an extension cord. This will act like a resistence coil and could heat up and start throwing the 15 amp breaker or worse case cause a fire. Try to have as straight a run on your extension cord as possible and don't let the cord overlap it's self.
I like to 'S' mine back and forth to take up the slack.