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ACC Precision Air Conditioner Controller
User Manual
Figure 3-20 Entering the diagnostic mode
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3.3.2 Commissioning Air Conditioner Components
Context
For safe system operation, when air conditioner components are started, the following
coupling relationships are presented:
Issue 02 (2016-11-30)
The screen for entering the diagnostic mode:
Components are interlocked. Therefore, buttons for turning on or off certain components are in gray,
indicating that operations of the components are not allowed.
To ensure system security, a component may not promptly respond to operations performed on this
screen. For example, the compressor does not respond promptly after the Off (On) button is tapped if
the shortest running (shutdown) time is not met.
To exit the diagnostic mode, tap
The system automatically exits diagnostic mode when it reaches the maximum diagnostic mode
duration.
When the compressor (including fixed frequency and frequency-converting) is started, the
indoor fans, outdoor fans, and the liquid solenoid valve automatically start.
When the electric heater is started, the corresponding indoor fan automatically starts.
When the electrode humidifier is started, the corresponding indoor fan automatically
starts.
When the infrared humidifier is started, the corresponding indoor fan and water supply
valve automatically start.
If you need to manually turn on or off system components in diagnostic mode, log in as
the Admin or Engineer user. Ensure that the precision air conditioner is started before
operation.
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on the status bar.
3 Power-on Commissioning
30
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