LG ARUB80LT2 - Page 23

ENGLISH
Installation Manual 23
Refrigerant piping installation
When connecting the pipes from the front of
the outdoor unit, remove part
and part .
When connecting the pipes from the side of the
outdoor unit, remove part (the whole "Knock
out" part).
Knock out
Communication Line Hole
Power Cable Hole
Pipe Hole
(Front) (Side)
3
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.
Outdoor unit
joint pipe (used
for more than 2
units installation)
Service
port cap
Liquid
valve
Gas valve
Gas valve
Gas valve
Cut the pipe with a
cutter to suit the length.
(Don't cut less than 70mm)
Cap
70mm