To Next PageTo Next PageWhy is my Panasonic Heat Pump making a loud noise?
The loud refrigerant noise that continues for several minutes is caused by protection control during deice operation at outdoor ambient temperature lower than -10 °C.
What to do if my Panasonic Heat Pump operation in HEAT/COOL mode is not working efficiently?
If your Panasonic Heat Pump isn't heating or cooling efficiently, make sure you set the temperature correctly, close the panel heater/cooler valve, and clear any obstructions in the air inlet and air outlet vents of the outdoor unit.
Why is my Panasonic WH-UDZ07KE5 Heat Pump operation delayed a few minutes after restarting?
The delay after restarting your Panasonic Heat Pump is a protection mechanism for the compressor.
What does it mean if *1, *2 COOL mode is unavailable on my Panasonic WH-UDZ07KE5 Heat Pump?
If *1, *2 COOL mode is unavailable on your Panasonic Heat Pump, the system has been locked to operate in HEAT mode only.
Why is there loud refrigerant noise for several minutes in my Panasonic WH-UDZ07KE5 Heat Pump?
The loud refrigerant noise in your Panasonic Heat Pump is caused by protection control during de-ice operation when the outdoor ambient temperature is lower than -10 °C.
What to do if the Operation LED is not lit on my Panasonic WH-UDZ07KE5 Remote Controller?
If the Operation LED is not lit or nothing is displayed on the Panasonic Heat Pump Remote Controller, check if the power supply is working correctly or if a power failure has occurred.
Essential safety instructions for the indoor and outdoor units, including warnings.
Guidelines for safe electrical connections, handling, and preventing shocks.
Specific safety measures and handling procedures for R32 refrigerant.
Safety guidelines for the installation and servicing of the system.
Safety measures during work, including ignition control and fire extinguisher readiness.
Safe procedures for refrigerant removal, evacuation, and charging.
Guidelines for safely recovering refrigerants from the system.
Identifies common operational symptoms and their potential causes.
General