1290 Infinity II High-Speed Pumps User Manual 163
8Maintenance
Remove the Pump Head Assembly (G7132A)
Remove the Pump Head Assembly (G7132A)
Tools required p/n Description
G7120-68708 HPLC System Tool Kit-Infinity-II
This procedure describes the replacement of the left pump head assembly
(channel A). Similarly, the right pump head assembly (channel B) can be
replaced.
One pump head assembly consists of two pump heads, which are both removed
at the same time.
1 In Lab Advisor go to Service & Diagnostics >
Remove/Install Pump Head and follow instructions given
on the screen.
2 Open the doors.
3 Close all shutoff valves. 4 Remove the sealwash tubes.