Fujitsu Airstage J-II Series Design & Technical Manual page 502

 To protect the compressor of the outdoor unit, the following precautions must be followed prior to setting the
system.  When making changes to system settings, such as the schedule, it is necessary to change the settings
„
of all indoor units on the same refrigerant circuit at the same time.
<Corresponding function>
· Start operation
· Release indoor unit forced
thermostat off mode
 Forced thermostat OFF instruction
 Only one BMS adapter can send this instruction to the refrigerant circuit. If this instruction is sent by more than one
„
BMS adapter, the system will malfunction.
More than 10 minutes must elapse
· Stop operation
· Set indoor unit forced thermostat
off mode
More than 10 minutes must elapse
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