Fujitsu AUU7RLF Design & Technical Manual page 251

4. After the check run is completed, results will be displayed. Fill the displayed results in the result
table accordingly.
• If the connection is correct (Example: When 4 indoor units are connected)
After the number of connected units are displayed, the LED for each unit will light up in order
from A to D.
• If the connection is incorrect (Example: When connection of B and C of the 4 units are
reversed)
After the number of connected units are displayed, B and C will light up in reverse.
NOTES:
• Automatic wiring correction will not be completed if the power supply is disconnected while
displaying the results. To confirm the automatic wiring correction, be sure to carry out step 5.
• If frost is formed on the outdoor unit while displaying the results, automatic defrost function
will be operated. Proceed to step 5 after the defrost function is finished.
POWER ERROR
MONITOR
MODE
A B C
(7 sec.)
(2-blink)
(7 sec.)
(7 sec.)
(7 sec.)
POWER ERROR
MONITOR
MODE
A B C
(7 sec.)
(2-blink)
(7 sec.)
(7 sec.)
(7 sec.)
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D E F
D E F