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Is the indication System Ctal Mng on the Monitoring screen, as
shown below?
This indication is shown in the following cases.
When iPU, BAC net Gateway is connected to the intelligent
Touch Controller, the low order control inhibit setting is
available for iPU, BAC net Gateway.
The lower order control inhibit is a setting that inhibits operation
of air conditioners from the intelligent Touch Controller central
management controller and ON / OFF controller and enables
commands from iPU, BAC net Gateway only. When this
setting is made, System Ctal Mng indication is shown on the
intelligent Touch Controller.
When the setting is released, the System Ctal Mng indication
disappears and operation with the intelligent Touch Controller
becomes available.
Item Description and Corrective Action
Collective Operation, Start and
Stop buttons are not shown on
the Monitoring screen of the
intelligent Touch Controller and
operation of air conditioners is
made impossible.
Before Having the Product Serviced
System Ctal Mng indication?
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