Quote:
Originally Posted by Hugh R
Try running a piece of wire up the pipe, it can get clogged with algae and impede drainage allowing it to drip for a long time after shut-off, it can also cause the pan to overflow.
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Yep, on the big industrial roof top units I would have to scrape out the condensate pans every few years.
and blow Freon down the condensate pipe to clear it... kids, don't try this at home.