Connecting Water Pipes - Huawei NetCol8000-A045D Quick Manual

(Optional) Welding a Low Temperature Component
6.8
6.9
Welding a Water-Cooled Module
5/8 inch liquid pipe
7

Connecting Water Pipes

7.1 Connecting a Humidifier Water Inlet Pipe
G 3/4 inch reserved connector
with external screw threads
G 3/4 inch adapter with
internal screw threads
Matched with the adapter, 0.7 MPa
①
Note :
1. When plastic materials such as PA66 are used, the recommended torque is 5 N· m.
2. When metal materials are used, the recommended torque is 10 N· m. A sealing washer must
be used when a union is used.
①
pressure resistance
(1) To indoor
unit liquid pipe
(3) To outdoor
unit gas pipe
• When the outdoor unit is side-
installed, the gas pipe is in the
upper part, and the liquid pipe is
in the lower part.
•
A reducing pipe is required when
welding a 3/4 inch copper pipe to
a 5/8 inch connector.
7/8 inch gas pipe
20
(2) To indoor unit
gas pipe
(4) To outdoor unit
liquid pipe