PCB Care

Voltas L4 Error Code

Phase Current Sampling Abnormal.

ac · PUS18KEE073U (partial — verify full model)
Phase Current Sampling Abnormal

Cause: Current sampling circuit fault on outdoor PCB

How to fix: Check current sensor/shunt on outdoor PCB, replace PCB if faulty.

Voltas boards that may fix L4

If the board is the cause, these refurbished Voltas boards are in stock. Match the part number before you order.

Other Voltas codes

E0E1E2E3E4E6E8EC07EC51EC52EC53EC54