Hitachi AirCore 700 Operation Installation Maintenance Manual page 7

WARNING
!
•
Only qualified personnel licensed or certified in their jurisdiction must carry out the installation work.
Installation must be done in accordance with this installation manual. Improper installation may
result in water leakage, electric shock, or fire.
•
Pipe work and installation shall be in compliance with national codes (ASHRAE15 or IRC).
•
Use only specified accessories and parts for installation work. Failure to use specified parts may result
in water leakage, electric shock, fire, or the unit falling.
•
Install the air conditioner or heat pump on a foundation strong enough that it can withstand the
weight of the unit. A foundation of insufficient strength may result in the unit falling and causing
injuries.
•
Take into account strong winds, typhoons, or earthquakes when installing. Improper installation may
result in the unit falling and causing accidents.
•
Make sure that a separate power supply circuit is provided for this unit and that all electrical work is
carried out by qualified personnel licensed or certified in their jurisdiction according to local, state,
and national regulations. An insufficient power supply capacity or improper electrical construction
may lead to electric shock or fire.
•
Make sure that all wiring is secured, that specified wires are used, and that no external forces act on
the terminal connections or wires. Improper connections or installation may result in fire.
•
When wiring, position the wires so that the electrical wiring box cover can be securely fastened.
Improper positioning of the electrical wiring box cover may result in electric shock, fire, or the
terminals overheating.
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Before touching electrical parts, turn off the unit.
•
The circuit must be protected with safety devices in accordance with local and national codes, i.e. a
circuit breaker.
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Securely fasten the outdoor unit terminal cover (panel). If the terminal cover/panel is not installed
properly, dust or water may enter the outdoor unit causing fire or electric shock.
•
Do not use means to accelerate the defrosting process (if possible) or to clean, other than those
recommended by the manufacturer.
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Assure that the maximum operating pressure is checked when connecting to Outdoor UNIT.
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This unit <PCI-UFA1NQ> is a PARTIAL UNIT AIR CONDITIONER, shall only be connected to an appliance
suitable for the same refrigerant.
•
This unit<PCI-UFA1NQ> is a PARTIAL UNIT AIR CONDITIONER, complying with PARTIAL UNIT
requirements of IEC 60335-1 and IEC 60335-2-40, and must only be connected to other units that have
been confirmed as complying to corresponding PARTIAL UNIT requirements of IEC 60335-1 and IEC
60335-2-40.
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System contains oversize protective earthing (grounding) terminal which shall be properly connected.
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When a fire occurs, cut off the power supply immediately.
CAUTION
!
•
Refrigerant leaks may hinder respiration as the gas displaces the air in the room. It is assumed that
this heat pump air conditioner will be operated and serviced by English speaking people. If this is not
the case, the customer should be added safely, caution and operating signs in the native language.
•
Fit the indoor unit, the outdoor unit, the remote controller and the cable at a minimum of 3 meters
away from sources of strong radiation from electromagnetic waves, such as medical equipment.
•
Do not use sprays, such as insecticides, varnishes or enamels or any other inflammable gas within a
meter of the system.
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If the circuit breaker or supply fuse of the unit comes on frequently, stop the system and contact the
service supplier.
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Do not carry out maintenance or inspection work yourself. This work must be carried out by qualified
service personnel with suitable tools and resources for the work.
•
Do not place any foreign material (branches, sticks, etc.) in the air inlet or outlet of the unit. These
units are fitted with high-speed fans and contact with any object is dangerous.
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1. Safety Summary