Home / Wiring / 4iE Smart WiFi Thermostat

Why is my thermostat display sideways?

If your 4iE screen is displaying in the wrong direction please contact us so that we can solve your issue with you on a case-by-case basis.

Further Questions?

Programming

- How does the open window function on my Smart Thermostat work?

- How do I set a program using the MyHeating app?

- How to check my daily usage through the MyHeating app?

- How to perform a manual override using the MyHeating app?

- How to turn on frost protection using the MyHeating App?

- How do I change the language using the MyHeating app?

- How do I change my password using the MyHeating app?

- How do I set the time and date on my thermostat?

- What is the lock icon on the 4iE Smart Thermostat?

- Internet to 4iE: How to connect the 4iE to the Internet?

- How do I upload a custom background to my 4iE?

- Can I add a 4iE and a 6iE on my MyHeating account?

- Can the MyHeating app have multiple users?

- What are the dimensions of the 4iE custom background image?

- Can the 4iE be connected to Samsung Home?

- How to open the main menu

- How do I cancel an override?

- What does cancel heating off mean?

- How do I program my thermostat to stay on all night?

- How do I connect my 4iE to WiFi?

- What is a setback temperature and how do I set it?

- How can I adjust the thermostat temperature temporarily?

- How do I set the time and date on the 4iE?

- How can I tell AM from PM on the 4iE?

- What is a fixed temperature and how to I set or change it?

- How do I find the MAC address of the thermostat?

- How do Warmup thermostats work?

- How do I register a 4iE?

- How do I enter a space in my WiFi Password on the 4iE?

- What are heating limits?

- How to: Initial 4iE Programming

- Can I turn my thermostat above 86°F?

- How do I get into my thermostat if I forgot the password?

- Control of Baseboard Heaters by the 4iE

- Should I perform a Reset or Power Cycle my 4iE?

- How Do I Set the 4iE to Program Itself?

- What Type of WiFi Does the 4iE Use?

- What is System Power on my 4iE and how can I edit it?

- How do I Set a Custom Program on my 4iE?

- Where Do I Find my 4iE’s Device Number?

- How Do I Enable to SmartGeo Feature on the MyHeating App?

- How to Set Up a Program using the MyHeating App?

- Does the 4iE have a Battery Backup?

- Why won’t my background picture upload on my 4iE?

Miscellaneous questions

- Why does my thermostat set into open window function and decreases my set temperature?

- Can my thermostat connect to Google Home?

- Are Warmup thermostats compatible with Matter?

- Why does my thermostat read a percentage (Regulator Mode)?

- Is an electric floor heating thermostat the same as regular thermostats?

- How can I turn my system on or off completely?

- Can I use the 4iE to control my Air Conditioning unit (A/C)?

- How do I upload a custom background to my 4iE?

- Can I upgrade to the 6iE?

- How do you update software on a 4iE thermostat?

- How to change the location setting on the 4iE?

- Do I need to use the WiFi on my smart thermostat?

- Why is my thermostat screen going dark?

- How to Unregister your 4iE Thermostat

- How to Edit Currency Type on your 4iE thermostat

- How to switch from Celsius to Fahrenheit (or vice versa) on your 4iE thermostat

- How to Edit Energy Cost on your 4iE thermostat

- 4iE Features Only Available through the MyWarmup Portal

- Does Warmup Underfloor Heating Comply with Title 24?

- Can my thermostat connect to Alexa?

- How do I turn off the Backlight on my 4iE Thermostat?

- Does the 4iE have a Battery Backup?

Preparing for your project

- How many relays can a single thermostat control?

- Do Warmup thermostats zone?

- Does every room with floor heat need its own thermostat?

- Does Warmup Underfloor Heating Comply with Title 24?

- What are the Conduit Requirements when Installing a Warmup System?

Wiring

- How many relays can a single thermostat control?

- Can I swap my 3iE to a 4iE or Tempo?

- Can I upgrade to the 6iE?

- Thermostat Mounting

- Can I use the 4iE with another type of heating?

- How far away from the thermostat can the relay be mounted?

- Can multiple relays be used?

- How is the 4iE wired?

- Mounting a 3iE/4iE thermostat in Canada

- Can baseboard heaters be controlled by the 4iE?

Troubleshooting

- Ground Fault Error: What does this Mean if my Thermostat has “Ground Fault Error” on the Display?

- Why Won’t My 4iE Connect to the Internet?

- What if the Sensor Probe Reads Higher or Lower than Actual Temperature?

- What does the ‘!’ mean on my 4iE Screen?

- What does it mean if my thermostat reads “overload” on this display?

- My Floor has No Heat but There Are No Error Messages?

- Is it Normal if I hear a Clicking Noise from my Thermostat?

- If I’ve Registered an Account, Why Does my 4iE Still Have an ‘!’ on the Screen?

- Connected to the internet and getting the 4iE ! message?

- Are you getting a “Ground Fault” error after a few years?