Agilent Technologies Infinity II 1290 User Manual page 109

1
Place the pump head on a special holding tool.
3
Remove both pump heads from the link plate by pushing
the clips at the rear of the plate.
Link plate
Clips
Agilent 1290 Infinity II Flexible Pump User Manual
2
Open the 2.5 mm hex or Tx 10 screw at the top of the
primary pump head, which fixes the connection capillary
of the heat exchanger (1). Then lift up the capillary and
remove it from the primary pump head (2).
N O T E
A gold seal between outlet valve and heat exchanger
capillary is used for a tight connection.
4
Remove the outlet valve at the top of the pump head and
the inlet valve at the bottom of the primary pump head.
Outlet valve
Inlet valve
Maintenance
Pump Head Procedures
7
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