Panasonic Css12pkq Manual _verified_ Online

| Light status | Meaning | |--------------|---------| | Power LED ON | Unit on, no issue | | Timer LED flashing | Timer set or remote signal received | | Both LEDs flashing | (count flashes – e.g., 5 flashes = refrigerant issue) | | No display + no power | Check breaker, fuse, or outdoor unit connection |

Indoor/Outdoor communication abnormality. Check wiring connections between the units. H14: Indoor intake air temperature sensor abnormality. H19: Indoor fan motor mechanism locked or faulty. panasonic css12pkq manual