FusionModule1000A40 ICT Solution
Maintenance Guide
4 Parts Replacement
Issue 01 (2019-03-05)
Copyright © Huawei Technologies Co., Ltd.
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Before removing the air conditioner front door, you need to remove the ground cable
terminals at the bottom of the front door.
Place the removed front door with the LCD side facing upwards in an open area, and
protect it with sponge if necessary to prevent scratches.
Figure 4-19
Removing the front and rear doors of the air conditioner
1.
Switch off the integrated UPS circuit breaker that supplies power to the air conditioner to
power off the air conditioner indoor unit. For details, see the power supply and
distribution system diagram for the solution in use.
2.
Verify that the LCD on the air conditioner front door is powered off.
3.
Open the locks on the front and rear doors of the air conditioner using keys, and open the
air conditioner rear door.
4.
Remove cables from the LCD on the front door, and cut off cable ties using diagonal
pliers.
Verify that the thermal insulation foam is not damaged during the operation.
5.
Remove the front door, rear door, and hinge bases from air conditioner D1.