NetCol8000-A013 In-room Air Cooled Smart Cooling
Product
User Manual (800 mm Width)
5 System Operation and Maintenance
Issue 05 (2019-12-20)
Copyright © Huawei Technologies Co., Ltd.
98
Context
Tools: Phillips screwdriver, diagonal pliers, and cable tie.
Procedure
Step 1
Hold down
on the home screen. Tap
Yes
on the shutdown confirmation screen
displayed.
Step 2
Turn off the indoor unit circuit breaker in the power distribution cabinet.
Step 3
Open the front door, turn off the indoor unit circuit breaker and remove the air filter.
Step 4
If there is water in the humidifier water tank, block the drainage port of the humidifier water
tank or drain water from the humidifier water tank to prevent water in the water tank from
flowing into the equipment room when the water pump is removed.
Step 5
Cut off the cable ties on the water pump cable and remove the wiring terminal.
Step 6
Use a Phillips screwdriver to remove the hose clamps securing the water pump and sheet
metal.
Step 7
Use a Phillips screwdriver to loosen the hose clamps of the water inlet pipe and drainpipe of
the water pump, remove the water inlet pipe and drainpipe, and remove the water pump.
Figure 5-2
Removing a water pump
Step 8
Install the new water pump in the sequence from
If the drainage port is blocked before the replacement, remove the blockage after installation to ensure
smooth drainage.
Step 9
Power on the equipment, choose
Maintain
>
Performance Maintain
on the home screen,
and clear the total runtime of the humidifier water pump.
Step 10
Tap
on the home screen, and tap
Yes
on the start confirmation screen displayed.
Ensure that the smart cooling product is running normally without any alarms.
----End
