DO NOT pour water into the central station. This product is equipped with electrical parts. If
poured, it will cause a serious electrical shock.
DO NOT perform installation work and electrical wiring connection by yourself. Contact your
distributor or dealer of HITACHI and ask them for installation work and electrical wiring by
When performing the insulation test, withstand voltage test and so on, ensure to remove the FG
terminal connection of TB1. If performing aforementioned test with the FG terminal connected,
the malfunction will occur.
DO NOT turn OFF the power supply within 3 minutes after operation by the controller. It may
DO NOT install the indoor unit, outdoor unit, central station and cable at such places as;
- where there is oil vapor and the oil is dispersed
- where the hot springs are near (in a sulfuric environment)
- where generation, flowing, staying or leaking of flammable gas is detected
- where the sea is near (in the salty environment)
- an acid or alkaline environment
DO NOT install the indoor unit, outdoor unit, central station and cable within approximately 3
meters from strong electromagnetic wave radiators such as medical equipment. In case that
the central station is installed in a place where there is electromagnetic wave radiation, shield
the controller and cables by covering with the steel box and running the cable through the
metal conduit tube.
In case that there is electric noise at the power source for the indoor unit, provide a noise filter.
Follow the national regulations for the right assembly of the PSC-A64S in the wall.
2.1. SELECTION OF INSTALLATION PLACE
Select a suitable place for handling and determine the installation place of the controller with the
Do not install the central station at such places as;
- where children can touch
- where the air from the air conditioner is directly discharged
2.2. BEFORE INSTALLATION
This packing contains the following parts:
2 screws M4x16L For fixing the
Holding Bracket onto the wall