Fixing American Standard's ACONT302AS42DA Frozen Screen
My American Standard ACONT302AS42DA thermostat is frozen. I cleaned off the battery compartment and changed the batteries but still no luck. It doesn’t light up once I push it into the wall mounting, but when I have it away from the wall it works fi
Commercial Venstar Thermostats with Ethernet Option
I want to set up 20 commercial thermostats all with ethernet and I do not want to use a paid monitoring service. Which of your Venstar thermostats would you recommend?
Unpairing and Pairing Venstar T200O Thermostat with ACC-TSENWIFIPRO Sensor
I have an ACC-TSENWIFIPRO sensor which was connected for a little while. We had some issues with WiFi and it disconnected. After we fixed the WiFi, it wouldn't connect. My thermostat is a Venstar T2000. Is there another way to unpair and pair this sensor
How to Disable Temporary Override on Trane XL824
After our service, I realized there is a Temporary Override message on the screen. How do I get rid of this? Any ideas?
Braeburn 5400 Does Not Achieve Setpoint Temperature
I am having a hard time getting my Braeburn 5400 model to come on. When I raise the temperature it goes up but it can't get to my set point. I'm freezing!
How to Start and Reset Pro1 T905 Thermostat
Hi all! Does the Pro1 T905 need batteries? Also, how can I start and reset it?
Controlling one Indoor Unit using MHK2 and PAC-USWHS002-WF-2
I have 3 zones so I would need to install one of these PAC-USWHS002-WF-2 (https://shop.rfwel.com/mitsubishi-electric-pac-uswhs002-wf-2-wireless-wi-fi-interface-control-2/) per zone, is that right? Also will using this affect my control using MRCH2?
Mitsubishi PAR-40MAAU for Multiple Indoor Unit Control
My house has 7 rooms and each room has a wired controller for the radiant heat and PAC-USWHS002-WF-2 Kumo Cloud units for the minisplits. I'm wondering if there is any way to share a wall thermostat? I know of the adapter that allows you to wire the minisplit
Mitsubishi Electric Third Party Thermostat Adapter
I have an MSZ-GS30NA air handler and looking for a compatible Wi-Fi interface. In the diagram on the listing here (https://shop.rfwel.com/mitsubishi-electric-pac-uswhs002-wf-2-wireless-wi-fi-interface-control-2/), I see the MIFH2 component. Is that a
Emerson's 1F83H-21NP Thermostat Programmable Version
Our old HVAC system was replaced and the thermostats provided were the Emerson 1F83H-21NP non-programmable units. However, I prefer programmable thermostats. Which one that looks similar can I replace them with without extra wiring needs?
Troubleshooting Error Code E7 on Gree Units
When I position the unit to heat I'm getting an E7 symbol where is shows temperature but it's not heating. Do I need to call my technician?
Carrier TB-NAC01-A Thermostat Modes
Does the Carrier TB-NAC01-A thermostat have a auto option?
Honeywell TH3210D1004 VS TH3110D1008
Is a Honeywell TH3210D1004 compatible with Honeywell TH3110D1008? Any differences?
Wiring Nest Thermostat to Replace Emerson 1F78-144
I have an Emerson 70 Blue thermostat (1F78-144) that I need to replace with a Nest. Can I get the wiring diagram for this?
Mitsubishi Electric PAC-USWHS002-WF-2 WPS Connection
Not sure of how to set up the Kumo Cloud PAC-USWHS002-WF-2. I am watching a video that shows it connects to the network via WPS. Is that the only way? I don't have WPS on my router.
Setting up Heat on Carrier TB-NAC01-A Thermostat
I have Carrier TB-NAC01-A thermostat. How can I turn on heat for the system?
Emerson Clicks Turning ON & OFF
My 1F85RF-275 thermostat was flashing. It stopped flashing and is now clicking as if it's trying to turn on but is unable to. Please help.
TC-24B-J vs TT-24B-J Centralized Controllers
I am looking at the TC-24B-J and TT-24B-J central controllers. What is their difference?
Fixing Incorrect Temperature and Stage 1 Showing on T721 Thermostat
I have put stage 1 showing on my T721 thermostat and want to clear it off plus it's say my room temperature is 82 which is not correct. How can I rectify this? I thought that I could program it to my phone and didn't know what I was doing. Thank you.
Fixing Honeywell's TH4210D1005 Blank Display
Hello all! I want to check what the problem is with my Honeywell TH4210D1005 thermostat. The display is suddenly blank.
Controlling Mitsubishi Unit with Dual Fuel Capable Thermostat
I have MSA-GS24NA working with PAC-USWHS002-WF-2 Kumo cloud adapter. What thermostat that has dual fuel capabilities can I use together with the interface? I have a third-party furnace.
Aidoo Wi-Fi to Daikin Sky Air or VRV
Hello, I need assistance with some guidance on how to integrate my Aidoo Wi-Fi to my VRV Daikin unit.
Airzone connection/assembly for Fujitsu 3 wire cases
How do I do connection for Aidoo Wi-Fi adapter for a Fujitsu unit with 3 wire protocol? Do I need to maintain the the thermostat controller?
Honeywell TH6320WF2003/U Backlight Disabled
I have Honeywell TH6320WF2003/U. All of a sudden, my thermostat's backlight is not working. What may be the problem?
Trane Home App for iPad
Can I download or install the app for the XR724 thermostat on my apple iPad. Is it compatible with apple?
Honeywell RCH9300WF Thermostat Screen Gone Black
There was a message on my RCH9300WF thermostat, "has no power to run system". Now the screen has gone black and there is no response.
Saving American Standard ACONT824AS52DB Thermostat Logs
Is there a way to save log files for my American Standard #ACONT824AS52DB thermostat?
Connecting my Comfortzone II system to a wireless Tsat/sytem
Can I hook a wireless thermostat to my current Comfort II 2-zone system? I want to have a smart thermostat to control my system more efficiently.
Carrier infinity compatibility with a Bryant Evolution system
Can a carrier infinity thermostat SYSTXCCWIC01-B be used with a Bryant evolution heat pump and a gas furnace?
Difference Between Trane XL824 and XL850 Programmable Wi-Fi Thermostats
Can anyone tell me the difference between Trane XL850 and XL824 Wi-Fi thermostats? According to me, they look similar?
AZAI6WSPDKC Interface adapter
For AZAI6WSPDKC Interface adapter, is the Modbus protocol accessible via Wi-Fi or only via wire?
Mitsubishi Electric PAC-USCMS-MN-1 Maintenance Tool Software
Does the PAC-USCMS-MN-1 Maintenance Tool come with the software needed?
Venstar T8900 Working with Skyport App
Does Venstar T8900 come with Skyport App? Also, is it a free app?
PAR-SA9FA-E Vs PAR-SE9FA-E Corner Panel Receiver
I have seen the PAR-SA9FA-E (https://shop.rfwel.com/mitsubishi-par-sa9fa-e-p-series-signal-receiver/) which looks somehow like the PAR-SE9FA-E Corner Panel Receiver which I need for my units. My unit is PLFY-P50VEM-E. Should it be able to work?
Mitsubishi Electric MRCH1 Thermostat Replacement
Hello all! I have a Mitsubishi Electric MRCH1 that is now obsolete. Can you tell me if the Mitsubishi MRCH2 is a direct replacement for this thermostat or I need to get the entire MHK2?
Honeywell T6 Pro Thermostat Flashing "Cool On"
Why is my Honeywell TH6320WF2003/U Lyric T6 Pro thermosat flashing "Cool on" on the display just above the schedule?
FJ-RC-WIFI-1NA Communication Error with Fujitsu System
I have set up Fujitsu FJ-RC-WIFI-1NA Wi-Fi Module for use with my #AUU12RLF unit. However, I am getting an error; Error IH1: Error in the communication of IntesisHome device with the AC unit. I have already checked the compatibility table, so compatibility
Airzone Webservers
I believe there are two modules/types of Airzone webservers to connect Airzone gateway to the cloud. Is there any difference or I can use any of them?
Wi-Fi Thermostat connection for TWE040E13FA1 Trane Electric Air Handler and Heat Pump
I want to set up a wifi thermostat (TH6320WF2003-U) that needs a C wire for its 24v power supply to my Air handler. I cannot find the C terminal on the Air handler unit so not sure which wire to use, Anyone with a way to wire these two units? Thanks!
Venstar T7850 Display Adjustment
Hi y'all. Not sure if the display on Venstar T7850 always remains on? I want to be able to read the temperature from anywhere in the room without having to touch the screen or press a button. This is crucial to me.
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