Replacing The Controller Panel - Huawei NetCol5000-C Series User Manual

NetCol5000-C(065, 080) In-row Chilled Water Smart
Cooling Product
User Manual
1. Close the valves on the external water inlet and outlet pipes and open the drainage needle
2. Open the needle valves on the water inlet pipe and the drainpipe, and close the external
Step 6 Replace the old chilled water valve. Install the new valve in the reverse order of the removal.
Ensure that the arrow on the valve and the T port on the valve plug face the original directions.
Then wrap thermal insulation foam.
After the installation, insulate pipes with thermal foam.
Step 7 Open the rear door, installation the air filter, and turn on the AC1 and AC2 switches.
Step 8 Power on the device, choose Maint > Diagnostic Mode > Enter on the home screen, set the
chilled water valve opening to an appropriate value, and ensure that no water leaks. Then exit
from the diagnostic mode.
Step 9 Choose Maint > Performance Maint on the home screen to access the Performance Maint
screen. Then clear the chilled water valve runtime.
----End

6.4.15 Replacing the Controller Panel

Prerequisites
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Context
Recommended tool: Phillips screwdriver
Preparation: Maintain from the front door.
Procedure
Step 1 Tap Shutdown on the LCD home screen.
Exercise caution because the device is still energized after it is shut down on the LCD.
Step 2 Open the front door with caution to prevent damaging the controller cables.
Issue 07 (2020-03-16)
valve to drain water through the drainpipe.
water inlet and outlet pipes to drain water into a bucket.
The controller panel needs to be replaced.
A spare LCD with the correct software version is available. If the LCD software is
incorrect, upgrade the software by following the instructions in the ACC Software
Upgrade Guide.
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