LG ARUB80LT2 Installation Manual page 23

When connecting the pipes from the front of
the outdoor unit, remove part
When connecting the pipes from the side of the
outdoor unit, remove part
out" part).
WARNING
After installing the pipe, clog the pipe excavation inlet of the front panel and the side panel
(Wire may be damaged due to entering of rats, animals, etc).
CAUTION
When you use the Hi/Low pressure common pipe to
connect 2~3 ODU, please remove the factory supplied
rubber cap as shown in the figure.
When installing just one ODU, please
make sure to remove the factory supplied
rubber cap and replace it by brazing the
copper cap supplied with manual in ODU.
If you do not replace the factory supplied
rubber cap, there might be refrigerant leakage.
and part .
(the whole "Knock
(Front)
Outdoor unit
joint pipe (used
for more than 2
units installation)
Refrigerant piping installation
3
(Side)
Cut the pipe with a
cutter to suit the length.
Service
(Don't cut less than 70mm)
port cap
Liquid
valve
Cap
Gas valve Gas valve Gas valve
Installation Manual 23
Knock out
Communication Line Hole
Power Cable Hole
Pipe Hole