1290 Infinity Quaternary Pump User Manual 173
Maintenance
9
Remove the Pump Head Assembly
4
Open the black plastic screw of the inlet valve at the
bottom of the left primary pump head (1) and remove the
inlet weaver by first pushing it downwards (2) and then
pulling it out to the left (3).
5
Loosen the inlet valve. Keep the inlet valve installed to
the pump head assembly.
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