Quote:
Originally Posted by retiredguy123
I don't know how much Munn's charges for a service plan, but your new unit probably has a 5-year labor and 10-year materials warranty. You can maintain the unit yourself by adding vinegar to the condensate line, and changing the filters. You can skip the service plan and save money. If the system fails, you are covered by the warranty. I never pay for a service plan.
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I was told not to use vinegar, use dawn dish detergent vinegar is acidic if it backs up it will destroy the coils