Service call on 11/09/19 On arrival set unit to call for heat measured voltage and amps inspected electrical connections I put my aurora tools I found error codes E16 417 times unplug the VS Pump wires checked amps I have 1.19amps the unit is working normal I’m suggesting to replace the VS pump I gave quote for customer she is going to decide after she talks to her husband unit operating normal with out the VS pump collected $59 dispatch fee on C.C on file.