Fujitsu AB12

Ð 12Ð
SW2-3 setting is forbidden.
3
Maintenance.
Used for indication of the refrigerant system, indoor unit address and error history.
4
MAINTENANCE SWITCH
Mode
Normal mode
SW2-4
ON Maintenance mode
OFF
SW2-5 setting is forbidden.
5
Battery backup switch.
When installing, turn the SW2-6 ON.
6
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