LG LS-P0760CL Service Manual page 39

8. Checking a gas leakage.
(1) Connect the manifold gauge to the service port of
3-way valve.
Measure the pressure.
(2) Keep it for 5-10 minutes.
Ensure if the pressure indicated on the gauge is
as same as that of measured at first time.
Indoor unit
CLOSE
NOTE:
The additional gas for air purging has been charged in the outdoor unit.
However, if the flare connections have not been done correctly and there gas leaks, a gas cylinder and the
charge set will be needed.
ƒN CAUTION:
Do not leak the gas in the air during Air purging with vacumm pump as possible as you can.
Liquid side
Closed
Chiuso
Gas side
Closed
CLOSE
ƒ¡ 39ƒ¡
Outdoor unit