Optional) Replacing The Voltage Jumper For A 20 Kw Air Conditioner - Huawei FusionModule1000A20 Installation Manual

FusionModule1000A20 IT Solution
Installation Guide (2016.05, AI Version)
9.4.2 (Optional) Replacing the Voltage Jumper for a 20 kW Air
Conditioner
Prerequisites
A 380 V voltage jumper is installed for an air conditioner by default. The voltage jumper
needs to be replaced if the input power supply is not 380 V voltage system.
Context
The delivered voltage jumpers have two specifications, including 400 V and 415 V. Select the
appropriate voltage jumper based on the local voltage system.
Procedure
Step 1 Unlock the air conditioner cabinet door at the top, pull the upper part of the door outwards by
200 mm, remove the ground cable at the bottom of the door, and remove the rear door.
Before connecting the voltage jumper, verify that the voltage jumper matches the mains
voltage.
Step 2 Rotate the baffle plate on the air filter, and remove the upper part of the air filter.
Step 3 Remove the 380 V voltage jumper on the side of the electric control box of the air conditioner,
as shown by 1 in
Issue 02 (2017-01-10)
Figure 9-18.
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