Hitachi PC-ARFP1E Manuel D'installation Et De Fonctionnement page 47

OTHER INDICATIONS
16 OTHER INDICATIONS
16.1 IN NORMAL CONDITION
16.1.1 Central control
"Central Control" is turned ON.
In case that the prohibiting operation by remote control switch
is set from the central controller, operation, temperature setting,
fan speed and direction setting are not available from the
remote control switch.
Meeting Room
A/C
MODE SPEED LOUV.
HEAT
MED
Central Control
16.1.2 Motion sensor control
"Motion sensor is activated" is turned ON during the motion
sensor control. In this case, the operation is performed with
saving the capacity or stopped by the motion sensor control.
Meeting Room
A/C
MODE SPEED
HEAT
MED
Motion sensor is activated
LOUV.
Turned ON
16.1.3 Thermo-controller
The fan speed is changed to "LOW" at the thermo-controller
actuation. However, the indication is not changed. (Only in the
heating operation mode).
16.1.4 Defrost
• Defrost Operation
"DFR" is turned ON during the defrosting.
The indoor fan is stopped though the indication is not
changed. The louver is fixed at the horizontal position.
However, the louver indication of LCD continues to activate.
Meeting Room
A/C
MODE SPEED LOUV.
HEAT
MED
DFR
LOUV.
Turned ON
• Operation Stoppage during Defrosting Operation
The RUN indicator (Green) is turned OFF when the
operation is stopped during the defrosting.
However, the operation continues with "DFR" indication, and
the unit is stopped after the defrost operation is finished.
39 PMML0404A rev.1.1 - 06/2022
TEMP
Turned ON
LOUV. TEMP
ADJ
TEMP
ADJ
16.1.5 Operation control
• Supplying Electrical Power
"HOT-ST" is turned ON when the electrical power is turned
ON.
In this case, the compressor is under preheating. The
operation may not be available for max 4 hours. Do not turn
off the outdoor unit electrical power during the high season
for Cooling/Heating operation.
A/C Meeting Room
MODE SPEED
HEAT
MED
HOT-ST
LOUV.
Turned ON
• During Hot Start (Heating Operation Only) "HOT-ST" is
turned ON.
Meeting Room
A/C
MODE SPEED
HEAT
MED
HOT-ST
LOUV.
Turned ON
• Different Operation Mode
The operation mode set by the remote control switch is
different with the outdoor unit operation mode.
(Except for the heat recovery system models.)
The indication of the actual operation mode flashes.
A/C
MODE SPEED
COOL
HEAT
LOUV.
Flashing
Indication when "COOL" operation is set by the remote
control switch at the outdoor unit "HEAT" operation.
TEMP
ADJ
LOUV. TEMP
ADJ
Meeting Room
LOUV. TEMP
MED
ADJ