UPDATED A5 Panasonic technical handbook F 2025 - Flipbook - Page 152
Commercial Fault Codes Ð F Type Sensor
Type
Alarm Code
Sensor Issues
F01
F02
F03
F04
F05
F06
F07
F08
F10
F11
F12
F13
F16
F17
F18
F20
F23
F24
F29
F30
F31
152
Alarm Meaning
Sensor Faults Indoor Heat Exch inlet temp sensor failure (E1)
Indoor Heat Exch freeze temp sensor failure (E2)
Indoor Heat Exch outlet temp sensor failure (E3)
Outdoor Discharge temp sensor failure (TD) or (DISCH1)
Outdoor Discharge temp sensor failure (DISCH2)
Outdoor Heat Exch temp sensor failure (C1) or (EXG1)
Outdoor Heat Exch temp sensor failure (C2) or (EXL1)
Outdoor Air temp sensor failure (TO)
Indoor inlet temp sensor failure
Indoor outlet temp sensor failure
Outdoor Intake sensor failure (TS)
GHP - Cooling water temperature sensor failure
Outdoor High pressure sensor failure
GHP - Cooling water temperature sensor fault
GHP - Exhaust gas temperature sensor fault
GHP Clutch coil temperature fault
Outdoor Heat Exch temp sensor failure (EXG2)
Outdoor Heat Exch temp sensor failure (EXL2)
Indoor EEPROM error
Clock Function (RTC) fault
Outdoor EEPROM error
