1290 Infinity II High-Speed Pumps User Manual 164
8Maintenance
Remove the Pump Head Assembly (G7132A)
5 Remove the capillary connection at the top of the sec-
ondary pump head to the pump valve.
6 Remove the flow connection between the degassing
unit and the primary pump head inlet.
7 Loosen the inlet valve. Keep the inlet valve installed to
the pump head assembly.
8 Counter the lock screw of the heat exchanger capillary
while loosening the outlet valve. Keep the outlet valve
installed to the pump head assembly.
9 Loosen the high-pressure filter. Keep the filter installed
to the pump head assembly.
10 Open the four screws holding the pump heads.
Open the screws step by step, not screw by screw.
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