2-Way, 3-Way Valve - LG LM-1966C2L/M Service Manual

2-way, 3-way Valve

Works
Shipping
Air purging
(Installation)
1.
Operation
Pumping down
2.
(Transfering)
Evacuation
3.
(Servicing)
Gas charging
4.
(Servicing)
Pressure check
5.
(Servicing)
Gas releasing
6.
(Servicing)
2-way Valve (Liguid Side)
Hexagonal wrench
(4mm)
Flare nut
Open position
Closed position
To
piping
connection
To outdoor unit
Shaft position
Closed
(with valve cap)
Open
(counter-clockwise)
Open
(with valve cap)
Closed
(clockwise)
Open
Open
Open
Open
- 43 -
3-way Valve (Gas Side)
Valve cap
Flare nut
To
piping
Service
connection
port cap
To outdoor unit
Shaft position
Closed
(with valve cap)
Closed
(clockwise)
Open
(with valve cap)
Open
(counter-clockwise)
Open
Open
Open
Open
Open position
Closed position
Pin
Service
port
Service port
Closed
(with cap)
Open
(push-pin or with
vacuum pump)
Closed
(with cap)
Open
(connected
manifold gauge)
Open
(with charging
cylinder)
Open
(with charging
cylinder)
Open
(with charging
cylinder)
Open
(with charging
cylinder)