Highlands North Johannesburg

What is an E03 Error on heat pumps?

E03 Error on a heat pump

 

An E03 error generally means there is not enough water flow to the heat pump.

This could be that the heat pump is not plumbed correctly or the pool pump is to small in size.

The normal requirements on a standard system to run a heat pump or solar setup is a 1.1kw pump or higher

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