Fujitsu AUU24RC, AUU18RC, AUU42RC, AUU36RC, AOU18RC, AOU36RC, AOU24RC Errors And Self Diagnosis, En-14

Models: AOU42RC AOU24RC AOU18RC AUU42RC AUU24RC AOU36RC AUU18RC AUU36RC

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ERRORS AND SELF DIAGNOSIS

ERRORS AND SELF DIAGNOSIS

Error Code

TIMER SET TIME TEMP./DAY

FAN

MODE

CONTROL

MASTER

CONTROL

CLOCK ADJUST

ZONE

ENERGY SAVE START/STOP

SET

DAY OFF

 

 

 

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.

Error Code

Error contents

Communication error

(indoor unitt

 

 

sremote controller)

 

 

 

 

 

 

 

Communication error

t

 

 

s

 

 

(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

En-14

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Fujitsu AUU24RC, AUU18RC, AUU42RC, AUU36RC, AOU18RC, AOU36RC, AOU24RC, AOU42RC operation manual Errors And Self Diagnosis, En-14