LG Multi V ARUN100LM3, Руководство по установке, Страница: 21 / 81

Left Side Pipe Draw Out
Front Side Pipe Draw Out
Right Side Pipe Draw Out
• Pipe connections can be done on the front side or on the side according to the installation environments.
• Be sure to let 0.2kgf/cm
2 Nitrogen flow in the pipe when welding.
• If Nitrogen was not flown during welding, many oxidized membranes may form inside the pipe and disturb the
normal operations of valves and condensers.
• Use Knock Outs of Base Pan of the outdoor unit for Left/Right or Bottom pipe drawing outs.
Refrigerant Pipe
Regulator
Nitrogen
Nitrogen
Direction
Taping
Valve
Remove Area for Liquid/ Gas pipe
Bottom side connections
Pipe connections between indoor and outdoor unit
Preparation Work
Pipe connections between indoor and outdoor unit
ENGLISH
Installation Manual 21
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Remove leakage prevention cap
• Remove the leakage prevention cap attached to the
outdoor unit service valve before pipe work.
• Proceed the leakage prevention cap removal as follows:
1. Verify whether the liquid/gas/common pipes are locked.
2. Extract remaining refrigerant or air inside using the
service port.
3. Remove the leakage prevention cap
Service port
Liquid Pipe
Gas Pipe
Leakage prevention cap