The most common reason for heat pumps refusing to go into heating mode is because of a faulty reversing valve. This is a valve that's located along the refrigerant line, and it's responsible for changing the direction of the way the refrigerant flows. In simple terms, this valve is what makes the heat pump different to just an air conditioning 3. Tripped High-Limit Switch. If your thermostat screen goes blank after several minutes of operation, it could be due to the high-limit switch tripping. Most furnaces have a high-limit switch that prevents the system from overheating. Overheating typically occurs due to poor airflow or parts that are going bad or broken. Here are some common reasons why the Daikin aircon light might be blinking: Dirty Air Filter: A dirty air filter can cause the unit to malfunction and the light to blink. Blocked Condenser: If the condenser unit is blocked or obstructed, it can cause the light to blink. Low Refrigerant: A low refrigerant level can also cause the light to blink. keep the room temperature within certain limits. The & icons are displayed to confirm the activation of the limit operation. 7 LEAVE HOME LEAVE HOME is a feature that enables to keep the room temperature above 10°C when the occupants are out. This function will switch on heating if the installation is switched off. 5. Operation Manual operation .

daikin remote keeps resetting