Hitachi airCore 700 Installation & Maintenance Manual page 2

INSTALLATION & MAINTENANCE MANUAL
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The Zone Interface Box is required to be connected to at least one wired remote controller (model PC-
ARFG2-Z) and at least one temperature sensor (using sensor of indoor unit, wired remote controller,
or optional part like remote senor (model THM-R2A) or thermostat(model GC-ZKT)). Refer to sample
configuration in figure 2.1.
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Do not install this Zone Interface Box in the following places. If installed, it may cause a fire,
malfunction and corrosion.
○ Places that are subject to oily fumes.
○ Places where inflammable gas may be generated or flowed.
○ When the paired air conditioner is an R32 refrigerant type, the installation height of the Zone
Interface Box cannot be lower than that of the air conditioner installed in the same space.
○ Places where strong salty wind blows such as coastal regions.
○ Highly corrosive environments such as places where sulphide gas forms near hot spring.
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Do not install this Zone Interface Box in the following places. If installed, it will cause corrosion.
○ Environments that have high acidity or alkalinity content.
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Do not install this Zone Interface Box in the following places. If installed, it may cause malfunction and failure.
○ Places where the Zone Interface Box is exposed to the direct sunlight.
○ Places where the temperature exceeds 60ºC.
○ Places where the Zone Interface Box may be wet.
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Do not install this Zone Interface Box where the electromagnetic wave is directly radiated to the
electrical parts.
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Do not install this Zone Interface Box within 3 meters from strong electromagnetic wave radiators such
as medical equipment.
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Johnson Controls-Hitachi Air Conditioning pursues a policy of continuing improvement in design and
performance in its products. As such, Johnson Controls-Hitachi Air Conditioning reserves the right to
make changes at any time without prior notice.
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Johnson Controls-Hitachi Air Conditioning cannot anticipate every possible circumstance that might
involve a potential hazard.
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This Zone Interface Box is designed for human comfort air conditioning applications only. Do not use
this Zone Interface Box for anything other than the purposes for which it was intended for.
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The installer and system specialist must safeguard against leakage in accordance with local plumbing
and electrical codes. The following standards may be applicable, if local regulations are not available.
International Organization for Standardization: (ISO 5149 or European Standard, EN 378).
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No part of this manual may be reproduced in any way without the expressed written consent of
Johnson Controls-Hitachi Air Conditioning.
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It is assumed that the Zoning Kit (including Zone Interface Box, Wired Remote Controller and Thermostat)
will be operated and serviced by people conversant in English. If this is not the case, the customer
should add safety such as caution and operating signs in a familiar language for non English speakers.
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If you have questions, please contact your distributor or dealer.
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This manual provides common descriptions, basic and advanced information to maintain and service
this Zone Interface Box which you operate as well for other models.
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This manual should be considered as a permanent part of the Zone Interface Box and should be kept
by user for future reference.
Preface
Important Notice
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