Random House circuit'sfail

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fordmanfifty

New User
Location
Ohio
Occupation
I.T. Engineer
So 1st, Im an I.T. engineer, and Navy veteran with elecronics background ( not excessively niave about electricty)
Weirdest thing I've ever see. Lost utility company power. turned off all breakers on house panel, went to barn and plugged in 8kw generator. fired up generator, enabled 240v 40A generator breaker. Validated power by testing barn door opener. Came back in house, enable breaker to barn ( allow gen power back to house) enabled water pump, refrigerator,1st floor bathroom, furnance room outlets,master bedroom/bath, office, livingroom, attached garage,etc... ( calculated max load is 7kw). Refrigerator, 1st fl bathroom, furnance room outlets were dead (meter showed 0v). I turned them off and on repeatedly, turned everything off including feed from barn,then turned on 1 at time and still same issue
Now here it gest really strange. 3 hrs later I was notified utility power restored. turned off all breakers in house, went to barn, turned off generator breaker, turned off and unpluged generator, came in house and turned on "main" breaker, turned on all other breakers starting and biggest load 1st (a/c, furnance, refrigerator, elect stove) and now everything works fine. The circuits that had no power on generator were fine now

fyi have had like 4 power outage this year, followed my written procedure and color coded breakers and everything worked fine

Any thoughts or ever seen this before
 
We are not allowed to assist DIYers per forum rules. The method you use to connect your generator is dangerous and unsafe.
 
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