What to do if my W'eau WMI-004 Heat Pump LED wire controller has no display and the heat pump isn't running?
If there is no display on the LED wire controller and the W'eau Heat Pump is not running, the cause may be no power supply. Check the cable and circuit breaker to ensure they are properly connected.
What does error code E03 mean on my W'eau WMI-004?
Error code E03 on your W'eau Heat Pump indicates insufficient or no water flow, or a loose wiring situation for the water flow switch. Check the water pump and piping system. Also, check the wiring or replace the water flow switch.
What does error code E09 mean on my W'eau WMI-004?
Error code E09 on your W'eau Heat Pump suggests a bad connection or a broken controller/PCB. First, check the wiring between the PCB and the controller. If the problem persists, replace the controller or PCB.
What does error code E10 mean on my W'eau WMI-004?
Error code E10 on your W'eau Heat Pump indicates a bad connection or a broken controller/PCB. Check the wiring between the driver board and the controller. If the issue continues, replace the controller or driver board.
What to do if my W'eau WMI-004 LED wire controller displays the actual water temperature?
If the LED wire controller displays the actual water temperature, it could mean that the water temperature is reaching the setting value, indicating the heat pump is under constant temperature status. Alternatively, the heat pump might have just started running. Verify the water temperature setting. If the heat pump has just started, allow it to run for a few minutes.
What does error code E46 mean on my W'eau WMI-004 Heat Pump?
Error code E46 on your W'eau Heat Pump indicates a bad connection or a broken fan motor. Check the wiring of the fan motor. If necessary, replace the fan motor.
What does error code E15 mean on my W'eau WMI-004 Heat Pump?
Error code E15 on your W'eau Heat Pump indicates a temperature sensor open circuit or short circuit. Check the sensor wiring. If the problem persists, replace the temperature sensor.
What does error code E16 mean on my W'eau WMI-004 Heat Pump?
Error code E16 on your W'eau Heat Pump suggests a temperature sensor open circuit or short circuit. First, check the sensor wiring. If the problem persists, replace the temperature sensor.
What does error code E18 mean on my W'eau Heat Pump?
Error code E18 on your W'eau Heat Pump indicates a temperature sensor open circuit or short circuit. Check the sensor wiring. If the problem continues, replace the temperature sensor.
Why does my W'eau WMI-004 show error code E04?
Error code E04 on your W'eau Heat Pump is a protection for the system due to low ambient temperature.
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