Number Of Branch Boxes Error - Fujitsu AOYG45LAT8 User Manual

Trouble shooting 7
Branch Box Error Method:

Number of Branch Boxes Error

Detective Actuators:
Branch Box
Forecast of Cause :
1. Branch box power failure
2. Branch box connection failure
Check Point 1 : Check the Branch box power
Branch Box
Check the power
>> If there is an abnormal condition, power turned on.
OK
Check Point 2 : Check the Branch box connection
Branch Box
Check the connection.
>> If there is an abnormal condition, correct it by referring to Installation Manual
or Design & Technical Manual.
>> Upon correcting incorrect setting, reset the power.
Indicate or Display:
Outdoor Unit : E. 24. 3
Indoor Unit : Operation LED 2 times Flash, Timer LED 4 Times Flash,
Economy LED Continuous Flash.
Error Code : 24
Detective details:
When the number of branch boxes
and the operation command is input to the outdoor unit.
Memorized number at the check operation.
Number of Serial forward signal.
02-23
and are different,