Panasonic Air Conditioner error codes

H17

The outdoor unit suction temperature sensor has an abnormality

H19

The indoor fan motor is mechanically locked and cannot spin

H21

The indoor unit float switch detected an abnormality — possible drainage issue

H23

Indoor heat exchanger temperature sensor 1 has an abnormality

H24

Indoor heat exchanger temperature sensor 2 has an abnormality

H25

The indoor ion device has an abnormality

H26

The minus ion generator has an abnormality

H27

The outdoor unit air temperature sensor has an abnormality

H28

Outdoor heat exchanger temperature sensor 1 has an abnormality

H30

The outdoor discharge pipe temperature sensor has an abnormality

H31

The swimming pool sensor has an abnormality

H32

Outdoor heat exchanger temperature sensor 2 has an abnormality

H33

The indoor and outdoor units are incorrectly connected to each other

H34

The outdoor heat sink temperature sensor has an abnormality

H35

An indoor and outdoor water adverse current abnormality was detected

H36

The outdoor gas pipe temperature sensor has an abnormality

H37

The outdoor liquid pipe temperature sensor has an abnormality

H38

The indoor and outdoor units are a mismatched brand or model type

H39

An abnormality was detected between the indoor operating unit and standby units

H41

An abnormal wiring or piping connection was detected