Replacing A Psu - Huawei NetCol8000-C070 User Manual

NetCol8000-C(070, 130, 190) In-room Chilled Water
Smart Cooling Product
User Manual
3.
Step 7 Power on the device, tap Start on the home screen, choose Maintenance >
Startup Wizard, and commission the water valve actuator to check that it works
properly before you exit.
Step 8 On the home screen, choose Maintenance > Performance Maintenance to enter
the Performance Maintenance screen and clear the runtime of the chilled water
valve.
----End

6.4.8 Replacing a PSU

Context
● This section describes how to replace a PSU and provides a reference for
replacing a main control module.
● The new PSU must be installed in the same slot of the faulty PSU. Otherwise,
the smart cooling product may fail to work properly.
Procedure
Step 1 Tap Shutdown on the home screen of the display module.
Exercise caution because the device is still energized after it is shut down on the
screen of the display module.
Step 2 Open the front door and turn off the general switch. For a device that has two
power inputs, turn off the active power switch QF1 and standby power switch
QF2.
Step 3 Open the front door and push the latch on the PSU downwards, as shown by (1)
in Figure
Issue 09 (2022-12-15)
Install cables and secure them using cable ties.
NO TICE
NO TICE
6-29.
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