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Posted by new jersey on June 20, 2008, 2:17 pm
> new jersey wrote:
>> Why any mechanic/tech. would replace evaporator coil because it is
>> freezing up
>> can some one explain that to me please please please?
>> tony
>
> Possibly because it has an unrepairable leak. Sometime those coils start
> crumbling from corrosion. Try hitting it with a torch and it
> disintegrates.
Condenser coil yes but evaporator coil yes but not likely I have repaire
few
so I do know what you talking about.
>>
>>> Hi,
>>> My in-laws had an exterior AC compressor replaced (by an HD sub-
>>> contractor FWIW...) which worked for a few days, and then ceased
>>> working when a coil leak froze up at the blower (as diagnosed by the
>>> same HD sub-contractor who they called back). He explained that the
>>> problem at the blower was pre-existing, and had nothing to do with
>>> his
>>> original compressor replacement. He's attempting to locate a
>>> replacement coil for the single defective coil, but estimated
>>> replacing all coils which could be necessary if he can't find a
>>> single
>>> coil and could cost upwards of $2K. After they just spent $3k having
>>> compressor replaced.
>>>
>>> At the same time the new unit crapped out, they also developed a
>>> thermostat problem at a second unit they have in their attic. That
>>> problem has already been fixed by the same tech. Each unit is
>>> controlled by its own thermostat, but I'm not sure if both systems
>>> could somehow tie together....
>>>
>>>
>>> I find the timing of both problems suspect (though not unlikely), and
>>> am wondering if they are being sold a bill of goods. Feedback
>>> appreciated!
>>>
>>>
>>
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