4
OPERATION & INSTALLATION MANUAL FOR PC-LH3A
6
OPERATION
When operating the controller, face the transmitter toward the receiver of the indoor unit and
press the switch for the required operation as described in the item '4. Sending Commands from
Controller'.
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ATTENTION:
In case that two indoor units are installed side by side, the commands from the controller may
be received by both indoor units. The function to identify each indoor unit not applicable.
7
INSTALLING ONTO THE WALL OR PILLAR
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ATTENTION:
When the commands are sent by the controller hooked onto the wall, the receiver of the indoor
unit may not receive the commands.
1) Select the suitable place for handling and install the controller with the customer's acceptance.
Do not install the controller at the places as shown in the below.
* where children can touch
* where the air from the air conditioner is directly discharged
* where there is oil vapor and the oil is dispersed
* where the humidity is high
2) Pay attention to the following points in case that the controller is installed in a place where there is
medical equipment radiating electromagnetic waves.
a) Install the controller in a place where electromagnetic waves are not radiated directly toward
the electrical box of the indoor unit and the controller.
b) Keep a distance more than 3 meters away from the equipment radiating electromagnetic
waves, the receiver of the radio, etc. for prevention of the noise through the air.
c) In case that there is electric noise at the power source for the indoor unit, the treatment such
as providing a noise filter is required.
3) Do not install the controller in a place where generation, flowing, staying or leaking of flammable
gas is detected.
4) Install the controller in a place where there is a distance more than 30cm from the power supply
cable when installing the controller onto the wall.
5) Install the holding bracket (accessory) onto the wall by using screw (accessory) and attach the
controller to the holding bracket. Test Running by Controller
