How to initialize a Dometic LCD thermostat?

How do I initialize a Dometic Thermostat? 1 Ensure your thermostat is Off. 2 Press the“+” button and, while holding it, also press and hold the On/Off Mode button for three seconds. 3 LCD will show ― ―. 4 Press the On/Off Mode button again to turn the system off. 5 This completes the initialization. More …

What does the error code E1 mean on the Dometic thermostat?

Error Code: E1 Results from a loss of communication between the Single Zone LCD thermostat and its module board. LCD will cycle between E1 and the previous mode setting. The system eventually shuts down. E2 Open circuit or out of range Indoor Temperature Sensor.

What does furnace mode do on a Dometic furnace?

In the FURNACE mode, the system cycles the furnace On and Off based on the room air temperature and the temperature. You can configure the system to operate using On/Off differential of 1 or 2 degree F.

How does a single zone LCD thermostat work?

Your Single Zone LCD thermostat is equipped with both a liquid crystal display (LCD) that relays temperature set-point, fan speed signal (Auto, Low, High) and green LEDs indicating the mode of operation (Off, Fan, Cool, Furnace, Heat Pump or Heat Strip). The modes depending on the system installed in your RV

Which is the best Dometic thermostat for camping?

Complete temperature control. The Dometic Multi-Zone Comfort Control Center Thermostat can control your Dometic heating and cooling appliances. Weather you are camping in the middle of winter or driving in the hot and humid conditions of the summer, this Dometic Atwood Thermostat is perfect control.

Is the Dometic CT single zone thermostat dangerous?

WARNING This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to

Can a multi zone thermostat be replaced?

The Dometic Multi-Zone Comfort Control Center Thermostat can control your Dometic heating and cooling appliances. Can this replace a 5 button CCC thermostat or do I need to also change the boards in the rooftop units as well?

How to test the 5 button air conditioner comfort?

Be sure to disconnect all power and turn all switches to the ﬁOFFﬂ position, before starting to do the tests. Remove the terminal cover from the compres- sor and disconnect the three leads connected to the terminals. Make note of the positions so the wires can be replaced correctly .

How to troubleshoot a Dometic thermostat error cone?

Dometic 3313192 Thermostat Troubleshooting. Error cone. Solution. E1. Loss of communication between the Single Zone LCD thermostat and the module board. LCD will cycle between E1 and the previous mode setting. System will shut down. E2. Open circuit or out of range Indoor Temperature Sensor.

What happens if your Dometic thermostat goes down?

Furnace, heat strip, heat pump and fan mode of operation can continue to operate but displays the last temperature set-point. Loss of communication between the CCC 2 thermostat and all system power module boards. System will shut down. Loss of communication between the CCC 2 thermostat and an individual system power module board.

How to reset Dometic duo thermostat Comfort Control?

Duo-Therm Comfort Control Reset 1 Turn the device on and the light and annunciator data are there. If they are, move on to step 2 and if they aren’t, consult your manual section 5.1. 2 Press the mode button to activate the annunciator light. 3 Then, at the same time, press the up and down buttons and hold.

What happens if the Dometic thermostat is out of range?

Loss of communication between the Single Zone LCD thermostat and the module board. LCD will cycle between E1 and the previous mode setting. System will shut down. Open circuit or out of range Indoor Temperature Sensor. Heating and cooling operation will be locked out. Fan operation can continue to operate. Shorted Indoor Temperature Sensor.

What to do if your Dometic heater is not working?

Clearing communications issues: your unit can get into a situation where the thermostat is not communicating with one or both upper boards. Turn the thermostat off, and turn power to the AC units off and on. Then turn the thermostat on and see if it works better. 2. Reset the thermostat to factory specs.

What to do if your thermostat is not working?

If that doesn’t fix the issue, then you have to trace the cable from the thermostat to the rooftop AC. Check both connections to make sure they are tight and once you unplug the cable, you will have to do a system reset. Or a component in the system failed somewhere and it may be the best thing to replace the thermostat.

Why is my thermostat not responding to my commands?

The thermostat does not respond to your commands – you push the buttons and nothing happens. It has no power – Wires could come loose, a fuse breaks or it may be disconnected.