Agilent Technologies 1290 Infinity User Manual page 17

1
Introduction
Positions of the Multi Purpose Valve
Filter Flush Mode
This mode is used for cleaning the inline filter by back-flushing it. The flow
goes to port 5, passes the inline filter in opposite direction and leaves to the
waste through port 7.
Figure 5 Valve position in filter flush mode
Damage to the valve
C AU T I O N
➔
Use the filter flush mode only if the optional inline filter is installed.
1290 Infinity Quaternary Pump User Manual 17