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Welding
- Pipe connections can be done on the front side or on the side according to the installation envi-
ronments.
- Be sure to let 0.2kgf/cm
- If Nitrogen was not flown during welding, many oxidized membranes may form inside the pipe
and disturb the normal operations of valves and condensers.
PIPE CONNECTIONS BETWEEN INDOOR AND OUTDOOR UNIT
2
Nitrogen flow in the pipe when welding.
21
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