X93;Lc” Malfunction Of Transmission System; Pcb) - Daikin EHYHBH05AAV3 Service Manual

Error Codes: Outdoor Units
“LC” Malfunction of Transmission System (Between Control PCB and Inverter
4.16
1

PCB)

Remote controller
display
Method of
malfunction
detection
Malfunction
decision conditions
3
Supposed causes
4
5
Part 4 – Troubleshooting
LC
Checks and sees whether transmission between control and inverter PC board is carried out normally.
When the transmission is not carried out in a specified period of time or longer.
Incorrect transmission wiring between control and inverter PC board/insufficient contact in wiring
Faulty control and inverter PC board
External factors (noise, etc.)
Faulty outdoor fan motor
Faulty of fan motor connector contact
134
ESIE13-02A