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Old 01-14-09, 09:31 AM
joe1575 joe1575 is offline
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Join Date: Mar 2005
Posts: 6
Draining expansion tank at start of season

Hi Guys
I have a conventional expansion tank that is about 15 gal. in size and was told to drain off about 5 gal. of water at the start of the heating season. This is to be done so the tank doesn't get waterlogged and creates the air pocket for expansion. Is this sound advice? Or will this cause problems.
Thanks for any help.
Joe1575

Last edited by joe1575; 01-14-09 at 09:37 AM. Reason: MAKE TITLE ALL CAPS
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