Hi Dick, hope you are having a nice day
On 27-Mar-05 At About 19:08:28, Dick wrote to All Subject: Re: Central A/C - Coil Freeze-Up Normal?
D> From: Dick <LeadWinger>
D> If the return air to the evaporator coil is above 68F, The evaporator D> should not freeze unless the filter is very dirty, the ducting D> is undersized, or the unit is low on freon. There could be other D> problems with the unit, but these are the most probable.
D> If you set the thermostat below 68F, and the return air gets that D> low, then the evaporator could freeze because the coil is at 32F or D> lower.
D> It doesn't matter what temperature the thermostat is set at so long D> as the return air does not get below 68F.
D> Does that sound about right?
No, you should never set the thermostat below 68 degrees or it will eventually get there and freeze. not only will it freeze but it is very hard on the compressor.
-=> HvacTech2 <=-
... "I have the oldest typewriter in the world. It types in pencil."- s.w.
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