Figure 11-12 Angle valve
(1) Angle valve nut (2) Adjustable nut (3) Pipe nut
Procedure
Step 1 Tap Shutdown on the controller home screen.
Exercise caution because the device is still energized after it is shut down on the
controller home screen.
Step 2 Open the rear door and remove the air lter.
Step 3 Turn o the active power switch QF1, standby power switch QF2 (you do not need
to turn o QF2 for the model with a single power supply), and drive switch QF3.
Step 4 Recycle the refrigerant from the low-pressure needle valve and exhaust pipe
needle valve to ensure that there is no pressure in the system. (If a low
temperature component is used, recycle the refrigerant from the liquid pipe needle
valve, low-pressure needle valve, and exhaust pipe needle valve.)
Step 5 Remove the electric heating belt.
Step 6 Remove the cover of the connection box and disconnect the compressor power
cables.
NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual 11 Parts Replacement
Issue 08 (2021-09-17) Copyright © Huawei Technologies Co., Ltd. 258
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