Midea ClimaCreator Series, Technical & Service Manual

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Midea R410A Tropical ClimaCreator Series Rooftop Package 220V 3Ph 60Hz MCAC-RTT6S-201701
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units. Centralized controller should be connected with the main PCB board of the indoor unit
through network interface module, which is named as MD-NIM01.
1) The installation of network interface module
Outlook of MD-NIM01
The first green lighter: Ready indicator. When the module and controller is connected rightly, the
lighter will be on; otherwise, it will be off. If the unit is in the status of locking remote controller
and locking mode, the lighter will flash.
The second green lighter: Communication indicator. When there is any signal between the
network interface module and centralized controller, the indicator will be on.
The third lighter: Alarm indicator. If there is any error between the module and controller for
communication, it will be on.
Dimension of MD-N1M01