Media Summary: HA is a problem with the water outlet temperature sensor. This video shows you how to fix errors PO and HP on a this video tells you how to find details of all errors on
Hh Error Midea Air Source - Detailed Analysis & Overview
HA is a problem with the water outlet temperature sensor. This video shows you how to fix errors PO and HP on a this video tells you how to find details of all errors on H7 means your unit has not got a proper power supply, its less than 175 Volts, you need a sparky. H3 is a problem with the refrigerant sensor in the plate heat exchanger.