Carrier E2 Error Code
Zero-Crossing Signal Detection Error.
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Zero-Crossing Signal Detection Error
Cause: Zero-crossing detection circuit fault on indoor PCB
How to fix: Check zero-crossing detection circuit, replace indoor PCB if faulty.
Carrier boards that may fix E2
If the board is the cause, these refurbished Carrier boards are in stock. Match the part number before you order.
Carrier SKFN50PG Inverter PCB
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Carrier Voltas Godrej SKFW50C4 Outdoor PCB
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Carrier P-Series 42QP8A5501C 2 Ton Non Inverter PCB
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CACE-KFR50G Non Inverter PCB
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