Central Controller Errors - LG BACnet Touch Installation & Owner's Manual

78
Troubleshoot
Error
Code
233 Fluid pipe sensor error (fluid pipe sensor of HR Unit9 open/short)
234 Overcooling inlet sensor error (overcooling inlet sensor of HR Unit9 open/short)
235 Overcooling outlet sensor error (overcooling outlet sensor of HR unit9 open/short)
236 Communication error (no outdoor unit signal for 3 min from HR unit9)

Central Controller Errors

Error
Code
240
Communication error (PC central controller ↔ I-GW)
242
Communication error (central controller ↔ indoor unit)
246 Data in time out error from central controller
247 Communication error (ACM Client ↔ ACM Server)
248 Communication error (ACP Client ↔ ACP Server)
250 Checksum error
251 Communication error (AC Smart to 128-room expansion kit)
Description
Description