Automatic Transfer Switch Failure, May 16, 2011
  
 
 
On Saturday, May 7, while setting up at Trailer Inns Bellevue RV Park, I discovered that Bigfoot's Automatic Transfer Switch had failed and burned (sometime prior to this day). I drove down to Camping World at Tacoma on Monday, May 16 to have the switch replaced...
 
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The electrical systems specialist at Camping World concluded that the burn-out resulted from plugging into a bad power post - probably an open ground. I now use the TRC Digital Monitor (Model AECM20020A) to guard against improper polarity and ground wiring issues when hooking up to shore power...