Huawei FusionModule800 User Manual

Step 14 Choose Controls > Control Information, set Diagnostic mode to Exit, and click
Submit.
----End
6.4.3.2.4 Replacing a High Pressure Sensor
Prerequisites
● A high pressure sensor needs to be replaced.
● A spare high pressure sensor of the same model is available and functional.
Context
● Tools: Phillips screwdriver, refrigerant retrieval device (required based on local
conditions), nitrogen injection and pressure preservation tool, vacuumization
tool, refrigerant injection tool, adjustable wrench, sealant.
● Preparation: Power
o the outdoor unit.
● Figure 6-22, Figure 6-23, or Figure 6-24 shows the position of the high
pressure sensor.
Procedure
Step 1 Shut down the smart cooling product over the EMS.
● Method 1: Log in to the ECC800-Pro mobile phone or pad app as admin.
a. Choose Home.
b. Tap the cabinet that houses the smart cooling product in the micro-
module view.
c. Tap the smart cooling product to be set in the cabinet layout diagram.
d. Choose Real-time Data > OFF.
● Method 2: Log in to the ECC800-Pro WebUI as admin. Choose Monitoring >
Cooling > NetCol5000-A1 > Controls > Control Information, choose
Startup/Shutdown control > OFF, and then click Submit.
NO TE
1 in NetCol5000-A1 is variable and subject to changes with the smart cooling product
connection sequence. The displayed value prevails.
Step 2 Disconnect the power supplies from the smart cooling product control unit and
the outdoor unit after the smart cooling product shuts down over the EMS.
Step 3 Open the top cover and right rear panel.
Step 4 Cut the cable ties on the high pressure sensor cable using diagonal pliers and take
out the high pressure sensor cable from the electric control box.
Step 5 Reclaim all the refrigerant from the system using a refrigerant retrieval device to
ensure that there is no pressure inside the system.
NO TE
Discharge the refrigerant if the local laws and regulations allow.
FusionModule800 Smart Small Data Center
User Manual 6 O&M
Issue 01 (2021-02-05) Copyright © Huawei Technologies Co., Ltd. 450

Huawei FusionModule800 Specifications

General

Brand	Huawei
Model	FusionModule800
Category	Storage
Language	English