Error code
normal-00 Normal operation; no error
Applies to 25 models
CTXM15R2V1B, CTXM15R5V1B, FTXM20R2V1B, FTXM20R5V1B, FTXM25R2V1B, FTXM25R5V1B, FTXM35R2V1B, FTXM35R5V1B, FTXM42R2V1B, FTXM42R5V1B, FTXM50R2V1B, FTXM60R2V1B, FTXM71R2V1B, ATXM20R2V1B, ATXM20R5V1B, ATXM25R2V1B, ATXM25R5V1B, ATXM35R2V1B, ATXM35R5V1B, ATXM50R2V1B, RXM20~71R(9), ARXM25~71R(9), FTXM20~71R, ATXM25~50R, FVXM25~50A
What this means
The user-interface diagnostic result indicates normal operation and no error/no fault.
What you can check yourself
- No action needed — the unit is operating normally.
Still not resolved? Contact a qualified installer or servicer.
See the official Daikin manualA deep link to the manufacturer's own PDF for full technical detail. We link to manuals, we never host them.