How To Commission Single Component; Which Parameters Are Restored To Default Values After Default Settings Are Operated - Huawei NetCol8000-E220 User Manual

NetCol8000-E220 Modular Indirect Evaporative
Cooling System
User Manual

7.1.15 How to Commission Single Component

Context
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Procedure
Step 1 Choose Maint > Diagnostic Mode > Enter.
Step 2 Set Indoor fan to 50%.
When the input value of the indoor fan is less than the minimum speed, the
indoor fan will run at the minimum speed.
Step 3 Check that the indoor fans run properly, and no alarm generates.
Step 4 Choose Maint > Diagnostic Mode > Exit or tap
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7.1.16 Which Parameters Are Restored to Default Values After
Default Settings Are Operated
After choosing Settings > Restore Defaults > Comfirm, the following parameters
are displayed:
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Issue 06 (2020-08-19)
On the diagnostic mode screen, you can turn on or off components, and
control their output ratio.
If you need to manually turn on or off system components in diagnostic
mode, ensure that the smart cooling product is started before operation.
Take commissioning the indoor fan as an example.
NO TE
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.
NO TICE
All parameters displayed on Settings > System Settings.
All parameters displayed on Settings > Alarm Settings.
All parameters displayed on Settings > Comm Settings.
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on the status bar.
to exit the diagnostic mode.
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