Error Codes: Outdoor Units
ESIE13-02
Part 4 – Troubleshooting
134
3
1
4
5
4.16
“LC”
Malfunction of Transmission System (Between Control PCB and Inverter
PCB)
Remote controller
display
LC
Method of
malfunction
detection
Checks and sees whether transmission between control and inverter PC board is carried out normally.
Malfunction
decision conditions
When the transmission is not carried out in a specified period of time or longer.
Supposed causes
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