1260 Infinity II Flexible Pump User Manual 179
8Maintenance
Remove the Pump Head Assembly (G7131C)
5 Remove the capillary connection from the outlet
adapter on the secondary pump head to the pressure
sensor.
6 Open the black plastic screw of the inlet valve at the
bottom of the primary pump head.
7 Turn the inlet valve 90 ° counterclockwise (1) and
remove the inlet weaver from the inlet valve (2).
8 Loosen the inlet valve. Keep the inlet valve installed to
the pump head assembly.
9 Counter the lock screw of the heat exchanger capillary
while loosening the outlet valve. Keep the outlet valve
installed to the pump head assembly.
10 Remove the four screws holding the pump heads.
Open the screws step by step, not screw by screw.
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