Operation; Basic Operation - Hitachi PC-ALHZF Manual De Instalación Y Funcionamiento

Operation

5 OPERATION
5.1 OPERATIONS WITH PC-LH3B WIRELESS REMOTE CONTROL
C A U T I O N
• Turn ON the power supply to the system for approximately 12
hours before start-up after long shutdown.
• Do not start the system immediately after the power supply.
It may cause a compressor failure, because the compressor
is not heated well. Do not turn OFF the power supply during
the seasons.

5.1.1 Basic operation

Start operation
  
Press "MODE" switch. By repeatedly pressing "MODE" switch,
the unit cycles through the different operating modes in the order
of HEAT, DRY, COOL and FAN.
Cooling mode is
under operating
The indications of setting temperature, fan speed and air flow
angle may be turned ON depending on the condition of control.
N O T E
Refer about automatic cooling/heating operation mode to the
item Automatic cooling/heating operation
Point the transmitter towards the receiver kit and press "RUN/
STOP" switch. When the transmitting indication "
the LCD of wireless remote control switch, the "
llow) on the receiver will be turned on briefly. The RUN indicator
(red) on receiver is turned ON when the operation is started.
The indications of setting temperature, fan
speed and air flow angle are turned ON.
°C
COOL
N O T E
Do not press "RUN/STOP" switch repeatedly (less than 3 se-
conds). If the switch is pressed frequently, the controller may not
work correctly.
5 PMML0264A rev.1 - 09/2015 - P5416575
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COOL
" flashes on
" lamp (ye-
Me
N O T E
• The " " lamp (yellow) is turned ON with the beep sound
for receipt confirmation.
• The beep sound may not be heard by surrounding noise.
• " " lamp (yellow) on the receiver of the indoor unit flashes
(0.25 seconds ON 0.25 seconds OFF), and then turns OFF.
While the " " lamp is flashing, the unit will not operate
because it is initializing.
Temperature, fan speed and air flow direction setting
  
Once the setting is confirmed, the setting condition will be stored.
Therefore the daily setting is not required. In case that the setting
change is required, refer to the item Setting Method.
Stop Operation
  
Point the transmitter towards the receiver kit and press "RUN/
STOP" switch again. The RUN indicator (red) on receiver is tur-
ned OFF and the operation is stopped.
COOL
The indications of setting temperature, fan speed and air flow
angle are turned OFF.
N O T E
After the heating operation is stopped, the fan mode may be
operated for approximately 2 minutes.
5.1.2 Operation Mode (Cooling, Heating, Dry,
Automatic Cooling/Heating and Fan Operation)
Function
  
• Cooling operation (COOL): to decrease the room tempera-
ture.
• Heating operation (HEAT): to increase the room temperature.
• Dry operation (DRY): to decrease the humidity in the room.
• Automatic cooling/heating operation (AUTO): to cooling and
heating automatic changeover.
• Fan operation (FAN): to circulate the air in the room.
N O T E
The recommendable set temperature is as follows;
* Cooling operation: 27 to 29ºC
* Heating operation: 18 to 20ºC
* Dry operation: 23 to 25ºC