Fujitsu AUU42RC Air Conditioner User Manual


 
En-14
TIMER
MODE
SET
ZONE
START/STOP
CLOCK ADJUST
SET TIME TEMP./DAY FAN
CONTROL
MASTER
CONTROL
DAY OFF
ENERGY SAVE
Error Code
If there is a problem with the air conditioner, it will stop run-
ning and “E: EE” will be displayed instead of the clock.
(1) If the operation lamp is on then press the START/
STOP button to turn it off.
(2) Press the SET TIME () and the TEMP./DAY ()
buttons at the same time for more than three seconds
to start the self diagnosis check.
An error code will be displayed in the clock display area.
(3) Press the SET TIME () and the TEMP./DAY () buttons
again for more than three seconds to end the self diag-
nosis check.
ERRORS AND SELF DIAGNOSIS
s
t
s
t
Error contents
Communication error
(indoor unit remote controller)
Communication error
(indoor unit outdoor unit)
Room temperature sensor open
Room temperature sensor shortcircuited
Indoor heat exchanger temperature
sensor open
Indoor heat exchanger temperature
sensor shortcircuited
Outdoor heat exchanger temperature
sensor open
Outdoor heat exchanger temperature
sensor shortcircuited
Power source connection error
Float switch operated
Outdoor temperature sensor open
Outdoor temperature sensor
shortcircuited
Discharge pipe temperature sensor open
Discharge pipe temperature sensor
shortcircuited
Outdoor high pressure abnormal
Discharge pipe temperature abnormal
Model abnormal
Indoor fan abnormal
Outdoor signal abnormal
Outdoor EEPROM abnormal
Error Code