Furrion Thermostat Error Codes List and Troubleshooting

The Furrion thermostat error codes help users effectively manage their devices. These codes assist in identifying issues with heating and cooling systems and enable users to take appropriate action.

LCD Error Messages

The following error code will be displayed on the LCD when the system detects one of the following faults has occurred.

E1: Indoor temperature sensor out of order. System will shut down.

E2: Evaporator temperature sensor out of order. System will shut down.

E3: Loss of communication between the thermostat and control box. System will shut down.

E4: Condenser temperature sensor out of order. System will shut down.

E5: Outdoor temperature sensor out of order. System will shut down.

E6: Thermostat indoor temperature sensor out of order. System will shut down.

L0: Insufficient low level of +12V power supply. System will shut down.

Control Buttons

Control Buttons
Control Buttons

Troubleshooting

Problem: Rooftop air conditioner constantly switches itself off.

  • Freeze sensor has tripped. Outer temperature is too low or all air nozzles are closed.

Problem: Water enters the vehicle.

  • The condensation water drainage openings are clogged up. Clean the drainage openings for condensation water.
  • The seals are damaged.

Problem: Rooftop air conditioner does not switch on

  • No supply voltage connected. Check the power supply.
  • The voltage is too low. Contact an authorized service agent or Furrion.
  • Fuse blown or circuit protector tripped. Check the electrical fuse of the power supply.

Problem: Not cooling well

  • The rooftop air conditioner is not set to cooling. Set the rooftop air conditioner to cooling.
  • The set temperature is too high. Select a lower temperature.
  • The evaporator fan is damaged.
  • The air intake grilles are blocked or obstructed. Remove any leaves and other dirt from the ventilation grilles of the rooftop air conditioner.
  • The blower is defective.

Wiring Diagram

Furrion Thermostat Wiring Diagram
Furrion Thermostat Wiring Diagram
Furrion Chill Rooftop AC Wiring Diagram
Furrion Chill Rooftop AC Wiring Diagram

Manual Pdf

Furrion Thermostat Model FACW10SA-BL Instruction Manual

Furrion Air Conditioner Model FACR13SA, FACR14SA, FACR15SA Instruction Manual

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