Hitachi airCore 700 Installation & Maintenance Manual page 27

(1) Common Zone Setup
Sets whether a common zone is used. A common zone is one that does not have a damper or
damper motor installed and whenever the air conditioning system is operated, this zone is always
on.
Layout 1 (With common zone)
Layout 2 (Without common zone)
All the zones are installed with electrical dampers, and can be opened or closed freely.
Indoor Unit
NOTE:
•
When "common zone setup" is not set, " " are displayed for other setting items and they cannot
be set.
Indoor Unit
Figure7.1 Zoning Application with Common Zone
Figure7.2 Zoning Application without Common Zone
INSTALLATION & MAINTENANCE MANUAL
Outlet
Zone 1
Outlet
Zone 2
Outlet
Outlet
Zone 3
Outlet
Outlet
Common
Zone
Outlet
Outlet
Outlet
Outlet
Outlet
Outlet
Outlet
Outlet
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Zone 1
Zone 2
Zone 3
Zone 4