LG LP-E5020CL - Page 34

¤ Set the both 3-way(liquid side) and 3-way(gas side) valves to open position with the hexagonal wrench
for the unit operation.
¤ Checking the gas leakage for the left piping.
• Connect the manifold gauge to the service port of 3-way(gas side) valve.
Measure the pressure.
• Keep it for 5 - 10 minutes.
Ensure if the pressure indicated on the gauge is as same as that measured at first time.
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CLOSED CLOSED
Closed
Closed
Indoor unit
Outdoor unit
Liquid side
Gas side