OSB heat pump with both heating and cooling function, which could offer a comfortable pool temp and ensure you to enjoy swimming all the time!
As you may found out there is a component call-- four way valve in Osb heat pump pool heating.
Most of customer only know this four way valve is a valve to switch heat pump for heating and cooling. And could ask to remove this valve to save cost if their heat pump pool heating only need heating mode.
It is true that four way valve is to switch refrigerant to heating or cooling. But it is also a very important parts for defrosting.
What’s defrosting mean ?
As you may know, heat pump pool heating In heating mode could extracts heat from the outside air and transfers it inside the pool to warm it. When the ambient temperature outside gets very cold (close to 0°C or below) the moisture in the air freezes on the blue fin condenser as the fan blows the air across it. A defrost cycle is to use switch the 4 way valve and made the hot gas to the blue fin to melt all the ice on it.
How can I know if my heat pump pool heating unit is under a defrosting?
Firstly, you could find the heating icon on the OSB heat pump pool heating was disappeared.
Instead a difference icon of defrosting is showed.
Secondly, you could the pool temp is cooling.
Thirdly, you found out the fan is not running, but compressor is running on.
How long does the defrosting last, or when will the defrosting stop?
When the coil temp reach at the setting range, and the defrosting lasting for a few minutes,
Heat pump pool heating will stop defrosting.
Feel free to contact us for further info about OSB heat pump pool heating.