Table 3-6 Torque requirements
Item
Pipe Nut
Needle Valve Nut
Rear Cover Nut
Nut Size Tighteni
ng
Torque
(N·m)
Nut Size Tighteni
ng
Torque
(N·m)
Nut Size Tighteni
ng
Torque
(N·m)
Liquid
pipe
stop
valve
27#
35–37
17#
10
19#
15–17
Gas pipe
stop
valve
36#
50–52
17#
10
30#
20–22
Step 3 Weld the indoor unit pipes.
●
Side pipe routing: Open the rubber hole on the side panel, and weld the gas/
liquid connection and the straight section of the engineering pipe outside the
cabinet. Open the pipe nut of the stop valve and tighten the welded pipe to
the stop valve by the torque wrench.
Figure 3-24 Side pipe routing
●
Bottom pipe routing: Open the rubber hole on the bottom plate. Weld the
gas/liquid connection and gas/liquid pipe outside the cabinet. Open the pipe
nut of stop valve and tighten the welded pipe component to the stop valve.
NetCol8000-A013 In-room Air Cooled Smart Cooling
Product
User Manual (600 mm Width)
3 Installation Guide
Issue 02 (2020-11-09)
Copyright © Huawei Technologies Co., Ltd.
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