How to fix L4 Error code in orient inverter ac | test and solve fault L4 error

How to test L4 error code from inverter ac
Orient ac L4 error testing video
PCB fault error L4 orient Dc inverter air conditioner
General Electronics hvac

[@shabnammukadam5983]

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Estou com o mesmo problema, você trocou a placa? Qual foi a solução?

[@behvac1921]

Nice Information

[@baate...2058]

What is “compressor switch configuration alarm” in carrier 30XA chiller????

[@rickxs619]

ihave the same error code on my york invertor

[@shabenashabenashabena4498]

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