Also check for an option switch like "exterior moisture control". I
my 10 year old Maytag, this runs a heater around the door seal area to
evaporate condensation.
Brian
On 9/11/2010 7:00 AM, Jimmie Mayfield wrote:
> On Fri, Sep 10, 2010 at 09:50:51PM -0600, Mark J Bradakis wrote:
>> Perhaps a leak in the system so the whatever they used to
>> replace freon is low, and the compressor is working overtime
>> trying to compensate for the lack of refrigerant.
> I was one of my initial thoughts, too. I cannot say whether the
> techs checked for this but I would hope so. Parents do say they haven't
> had a freeze-up like you see with air conditioner units that are
> low on freon.
>
> I also considered the possibility that the defrost heater was somehow
> running constantly even during the cooling cycle. This would certainly
> cause the compressor to run longer than normal and the heater would eat up
> KWh. Next time I'm at their house, I'll try to check (assuming the
> evaporator coils are easy to access). However, last time I was there, I
> did hear the distinct *click* of the defrost relay turning "off"...
>
> JM
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