LG MULTI V mini R410A Manual Del Usuario página 23

Cautions for Handling Service Valve
• The service valves are closed at shipment from the factory
CAUTION
Make sure to keep the valve open during operation
The names of parts of the service valve are
shown in the figure.
• since the side boards may be deformed if only a torque wrench is used when loosening or tightening flare nuts,
always lock the shut-off valve with a wrench and then use a torque wrench.
Do not place wrenches on the valve cover.
Do not apply force on the valve cover, this may result in a refrigerant leak.
How to Use the Shut-Off Valve
Use hexagonal wrenches 4mm or 6mm (1/6 inch or 1/4 inch)
• Opening the valve
1. Place the hexagon wrench on the valve bar and turn counter-clockwise.
2. Stop when the valve bar no longer turns. It is now open.
• Closing the valve
1. Place the hexagon wrench on the valve bar and turn clockwise.
2. Stop when the valve bar no longer turns. It is now closed.
Direction to open
<Liquid pipe>
1
2
3
4
1
2
Direction to open
<Gas pipe>
Refrigerant Piping
1. Service point
2. Shut-off Valve
3. Filed piping connection
4. Valve cover
1. Spanner
2. Torque wrench
Installation Manual 23