Agilent 1290 Infinity Binary Pump User Manual 137
Maintenance
9
Replacing the Pump Heads
3
Remove the flow connection between the degassing unit
and the primary pump head inlet. Remove the capillary
connection at the top of the secondary pump head to the
pump valve. If installed, remove the tubings of the seal
wash option.
DO NOT REMOVE the capillary connection between the
pump heads marked by the red X.
4 Open the 4 screws holding the pump heads.
Open all screws step by step, not screw by screw.
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