Figure 4-24 Position of the high pressure switch
Step 4 Secure the pipe nut using an adjustable wrench, and loosen the adjustable nut
using another adjustable wrench until the high pressure switch is removed.
Figure 4-25 Removing a high pressure switch
(1) Pipe nut
(2) Adjustable nut
Exercise caution when removing the high pressure switch because a small amount
of refrigerant will be sprayed when you remove the switch.
Step 5 Apply sealant on the outer side of the air valve connected to the pipe nut.
FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario) 4 Parts Replacement
Issue 01 (2021-04-20) Copyright © Huawei Technologies Co., Ltd. 82
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