LG LM-2421C2L/A2L, Руководство по обслуживанию

Страница: 34 / 56

- 34 -
2-way, 3-way Valve
2-way Valve (Liguid Side) 3-way Valve (Gas Side)
Works Shaft position Shaft position Service port
Shipping Closed Closed Closed
(with valve cap) (with valve cap) (with cap)
Air purging Closed Closed Open
(Installation) (clockwise) (for vacuum pump)
Operation Open Open Closed
(with valve cap) (with valve cap) (with cap)
Pumping down Closed Open Open
(Transfering) (clockwise) (counter-clockwise) (connected
manifold gauge)
Evacuation Open Open Open
(Servicing) (with vacuum pump)
Gas charging Open Open Open
(Servicing) (with charging
cylinder)
Pressure check Open Open Open
(Servicing) (with charging
cylinder)
Gas releasing Open Open Open
(Servicing) (with charging
cylinder)
3.
2.
1.
4.
5.
6.
To outdoor unit
Hexagonal wrench (4mm)
Open position
Closed position
To
piping
connection
Flare nut
Valve cap
Open position
Closed position
Pin
Service
port
Service
port cap
To outdoor unit
Flare nut
To
piping
connection