05-03-2009, 04:31 AM
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Deity
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Join Date: Jul 2004
Location: Saint Regis Falls, NY, USA.
Posts: 4,979
Thanks: 0
Thanked 102 Times in 102 Posts
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it may be the lower heating element turning on if you are connected with off-peak metering.
some water heaters use this off-peak turn on. normally the upper element turns on when you run the hot water.
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