How do I fix carrier E1 error?
Clean the Air Filter: If the E1 error code appeared as a reminder to clean the air filter, turn off the unit, and then open the front panel and remove the filter. Clean it with soap and water and let it dry before replacing it. If you can’t remove all the dirt and grease it has collected, it’s time to replace it.
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.
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.
How to install a Dometic szlcd control box?
Place cover on the thermostat and push until an audible click is heard. h. At the 14 1/4″ x 14 Y4′ opening, connect the following: • Plug the supplied four conductor wire harness that is red/white, orange, black, and red into the SZLCD control relay box. • Connect the +12VDC red supply wire to the red wire from the SZLCD control relay box.
Where is the supply wire on a Dometic RV?
Route a dedicated 12VDC supply wire (18-22 AWG) from the RV’s converter (filtered side) or the 12VDC battery to the 14 1/4′ x 14 1/4″ opening. This supply wire must be located in the front portion of the opening. Make sure that at least 15″ of supply wire extend into the roof opening.
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.
How to troubleshoot a Dometic single zone thermostat?
Press the On/Off Mode button. (The LCD will be activated). Toggle through the modes until the On/Off green LED is on. Go out. Press the On/Off Mode button to go to the available modes. Press to advance to available mode. The green LED will indicate the mode selected either (Off, Fan, Cool, Furnace, Heat Pump or Heat Strip)
What happens if you lose 120 VAC in a Dometic thermostat?
Loss of 120 VAC power to all power module boards on the system. The system will shut down. Invalid zone configuration. The heat pump and heat strip DIP switches are both set to the ON position in one zone. Heat pump, heat strip, air conditioner, and dehumidify operation will be locked out in the affected zone.
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
