Safety Summary - Hitachi PC-ARF1 Operation Manual

1. Safety Summary

● Do not pour water into the wired controller (hereafter called "controller").
This product is equipped with electrical parts. If poured, it will cause a serious electrical shock.
● Do not operate switches with wet hand. It may cause an electrical shock.
● In case that the protective devices often function or the operation switches do not function well,
turn OFF the main power supply and contact your distributor or dealer.
● In case that other abnormalities are found, stop the system, turn OFF the main power supply and
contact your distributor or dealer.
● Do not perform installation work and electrical wiring connection by yourself.
Contact your distributor or dealer of and ask them for installation work and electrical wiring by
service person.
● Do not modify the electrical wiring. It may cause serious accident.
● Do not install the indoor unit, outdoor unit, controller and cable at such places as;
(1) where oil vapor or oil is dispersed
(2) where the hot springs are near (in a sulfuric environment)
(3) where generation, flowing, staying or leaking of flammable gas is detected
(4) where the sea is near (in the salty environment)
(5) an acid or alkaline environment
● Do not install the indoor unit, outdoor unit, controller and cable within approximately
3 meters from strong electromagnetic wave radiators such as medical equipment.
In case that the controller 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 electric noise is applied at the power source for the indoor unit, provide a noise filter.
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