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1. Keep at least 25 mm between pipes.
2. When connecting the indoor and outdoor units, you are advised to connect pipes to the
outdoor unit first. Seal the pipe if the welding break will exceed 15 minutes to prevent dust
and water from entering the pipe.
3. Take appropriate sealing and protection measures when routing welded pipes through holes
to prevent air channel leaks and copper pipe damage. Otherwise, other components may be
damaged by foreign matter.
4. Avoid elbows and ensure that the connection between the indoor and outdoor units is the
shortest.
Wall
Pipe
Pipe support
Laying Out Pipes Inside the Cabinet
6.2
Upward pipe routing
1. When routing pipes upward inside an IT cabinet with the third or fourth indoor unit, remove
the cable ring from the pipe side in the rear of the cabinet.
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