Fujitsu UTB-YCA Setting Manual page 9

Central control number (0~339):
These are the numbers by which the control of the indoor units is performed.
Each number that appears on the LCD of the central remote controller is the number that
has been assigned individually to a remote control group to be controlled and has been
stored in the central remote controller. Refer to the SETTING MANUAL for specific details.
HEAT
[FIXED]
Cooling / Heating priority:
When a HEAT PUMP TYPE operating system is used, the system can only be performed
in one of two operation modes (cooling / heating) for single refrigerant system. When an
indoor unit in the system first starts an heating operation, the system is then in "heating
priority". This means the system will refuse a command for changing the operation mode.
On the other hand, when an indoor unit in the system first starts a cooling operation, the
system is then in "cooling priority". The system will refuse to change to any other operation
mode, except for the drying operation.
will appear on the LCD when the indoor units associated with the selected
central control number exists in cooling / heat pump type refrigerant system.
One central control number indicates
one remote control number.
Heating priority setting
HEAT
[FIXED]
ACL
CLOCK
ADJUST
FAN
DAY TIME TEMP .
TIMER TIMER MEMORY CENTRAL ENERGY CONTROL
BACK ZONE
MODE DELETE OPERATION CONTROL SAVE
SET
FILTER
TIMER DAY OFF TIMER MEMORY GROUP ON OFF
RESET
DELETE
COPY SET SETTING SETTING
CHECK TEST
Cooling operation
HEAT
[FIXED]
MASTER
CONTROL
ANTI
FREEZE
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