Nibe AG-AA10 Series - Service Valve Operations

3-way valve (service valve)2-way valve (service valve)Action
Valve cap
Cone
O-ring
CLOSED
Delivery
OPEN
Function and test of the climate unit
*
OPEN
Pressure measurement and gas filling
*
CLOSED
Vacuuming with vacuum pump
*
The service valve on the outdoor unit that gives access
to the refrigerant system is of the "Schrader" type. Use
hoses that have a Schrader opener in the connection.
AG-AA10Chapter 6 | The main functions of the valves12
6 The main functions of the valves