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I need help getting my aprilaire ac system to work. Air
I need help getting my aprilaire ac system to work … read more
airheatman
airheatman
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My thermostat just went blank and the furnace continues to run but does not put out heat? … read more
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I have a aprilaire thermostat and the temp wont go up I
I have a aprilaire thermostat and the temp wont go up I changed the battery but i cannot seem to program the heat to go up … read more
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I have an Aprilaire 8463, and have had the AC/heat off most
Hi, I have an Aprilaire 8463, and have had the AC/heat off most of the time, but went to turn on AC for the summer today and the screen on the thermostat is blank. This has happened one other time and… read more
Gaztech1
Gaztech1
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I went to turn up the heat and I shocked the aprilaire
I went to turn up the heat and I shocked the aprilaire thermostat & its flashing 11 … read more
gotoman for ac
gotoman for ac
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We have an Aprilaire 8466 Thermostat less than 1 year old.
we have an Aprilaire 8466 Thermostat less than 1 year old. My wife discharged static electricity when attempting to change the temperature and the thermostat went blank. Changed the batteries, hit the… read more
airheatman
airheatman
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I have changed the battery and they are new and the
I have changed the battery and they are new and the thermastat will not come on, … read more
D.E. Anderson
D.E. Anderson
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We have just moved into a new commercial space and don't
Hi Pearl, we have just moved into a new commercial space and don't know how to program the thermostat (and it's cold in here ;)) … read more
Rick
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I have an Aprilaire 8463 thermostat. Last week it started
I have an Aprilaire 8463 thermostat. Last week it started flashing to change batteries. When I opened to change them they were leaking. I cleaned and put in new ones. That night, the AC wouldn't turn … read more
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D.E. Anderson
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I changed the batteries in my Aprilaire thermostat 8463 and
Hi. I changed the batteries in my Aprilaire thermostat 8463 and the control panel is not lighting up. What should I do? … read more
Tim H.
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I have an Aprilaire 8463 that is stuck on 81 degrees with
I have an Aprilaire 8463 that is stuck on 81 degrees with "hold" under it. How can I get the air conditioner to kick in? I want it to be 72 degrees?… read more
airheatman
airheatman
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I have an Aprilaire Model 8476. This morning, as I walked
I have an Aprilaire Model 8476. This morning, as I walked towards the unit to adjust the temperature, I zapped it with static electricity. The display froze. None of the buttons worked. I removed the … read more
Tim H.
Tim H.
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My Aprilaire 8463 screen went blank last night, so i changed
Hi, my Aprilaire 8463 screen went blank last night, so i changed the batteries thinking that that may be the problem, but nothing changed after fresh batteries.… read more
airheatman
airheatman
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I have an Aprilaire 8463 that had a blank display. I checked
I have an Aprilaire 8463 that had a blank display. I checked the batteries, fine, hit reset the display lite up completely every digit display. When into normal mode, flashed off, flawed a couple more… read more
BillyHvac
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have 2 Aprilaire Thermostat model 8444...both showed replace
have 2 Aprilaire Thermostat model 8444...both showed replace battery message....downstairs works fine...when replacing upstairs (no digital readings?)...batterys are new....rest button hit....still no… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
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Aprilaire 8463 LCD Screen Lights Up But No Display
We just got home from being away over the weekend and my Aprilaire thermostat Model 8463 has a blank screen. The LCD is still lighting up, but no words or numbers are displaying. We tried replacing th… read more
Expert
Expert
I have an aprilaire zone control system with a thermostat on
I have an aprilaire zone control system with a thermostat on the main level and another one upstairs. The upstairs thermostat was blinking low battery today so I changed out the batteries. The thermos… read more
gotoman for ac
gotoman for ac
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White Rodgers 1F89-211 Digital Display is blank, but the
White Rodgers 1F89-211 Digital Display is blank, but the light was on 1) I pushed reset button looked like it was trying to come on, didn't 2) I pushed reset button and held it, now the light is out 3… read more
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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