Agilent Technologies 1290 Infinity II User Manual page 154

7
Maintenance
Install the Pump Head Assembly
3
Connect the degassing unit outlet to the inlet of the
primary pump head.
5
Replace the seal wash tubes.
7
Close the doors.
154
4
Connect the outlet of the secondary pump head to the
inlet of the purge valve.
N O T E
Channel A (left pump head assembly) is connected
to port 4, channel B (right pump head assembly) to
port 1 of the purge valve.
6
Open the shut-off valves.
8
Perform a Pump Leak Rate Test.
1290 Infinity II High Speed Pump User Manual