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12.4.3 Operation test run
EWAA011~016DA + EWYA009~016DA
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P620242-1 – 2020.06
The air purge function automatically stops after 30 minutes.
INFORMATION
For best results, air purge each loop separately.
To perform a manual air purge
Conditions: Make sure all operation is disabled. Go to [C]: Operation and turn off
Room and Space heating/cooling operation.
1 Set the user permission level to Installer. See
the user permission
2 Go to [A.3]: Commissioning > Air purge.
3 In the menu, set Type = Manual.
4 Select Start air purge.
5 Select OK to confirm.
Result: The air purge starts. It stops automatically when ready.
6 During manual operation, you can change the pump speed. To
change it:
1 Open the menu and go to [A.3.1.5]: Settings.
2 Scroll to Pump speed and set it to Low/High.
7 To stop the air purge manually:
1 Open the menu and go to Stop air purge.
2 Select OK to confirm.
To perform an automatic air purge
Conditions: Make sure all operation is disabled. Go to [C]: Operation and turn off
Room and Space heating/cooling operation.
1 Set the user permission level to Installer. See
the user permission
2 Go to [A.3]: Commissioning > Air purge.
3 In the menu, set Type = Automatic.
4 Select Start air purge.
5 Select OK to confirm.
Result: The air purge starts. It stops automatically when done.
6 To stop the air purge manually:
1 In the menu, go to Stop air purge.
2 Select OK to confirm.
Purpose
Perform test runs on the unit and monitor the leaving water temperature to check
if the unit is working correctly. The following test runs should be made:
4
level" [
106].
4
level" [
106].
12
Commissioning
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"To change
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"To change
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Installer reference guide
189
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