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Water freezing
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02-09-2011, 05:44 AM
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GRHooper
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Join Date: Apr 2010
Location: Lees Summit
Posts: 45
M.O.C. #10295
How can you tell if the check valve is defective? If defective, I'd assume the water heater needs to be drained before replacing? How is that done; through the hot line drain in the convenience center?
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