Fujitsu AOYG45LAT8 User Manual page 102

Trouble shooting 37
Branch Box Error Method:
Connected combination error
Detective Actuators:
Outdoor unit
Forecast of Cause : 1. Connected outdoor unit
Check Point 1 : Check the outdoor unit
Check the outdoor unit
>> If there is another outdoor unit, correct it by referring to Installation Manual
or Design & Technical Manual.
>> Upon correcting incorrect setting, reset the power.
Indicate or Display:
Outdoor Unit : E. 11. 3
Branch Box : LED401/ 402/ 403/ 404/ 405 Lit
Indoor Unit : Operation LED 1times Flash, Timer LED 1times Flash,
Economy LED Flashing (0.1s ON / 0.1s OFF)
Error Code : 11
Detective details:
When another outdoor unit in the future is connected to
the terminal "Outdoor unit" of Primary branch box.
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