Silicone valve is not attached
correctly.
Reposition the valve and then
reassemble.
Backflow protectors are not
assembled correctly.
Reassemble and reattach the
backflow protectors.
Tubing is not fully attached.
Firmly attach tubing to both
the backflow protector and
the pump nozzle.
If single pumping, nozzle
cover is loose.
Ensure the second pump
nozzle is fully covered by the
rubber cap.
Air is leaking out between
breast and the breast shield.
Adjust breast. If persists,
breast shield may be the
wrong size.
Valves and backflow
protector may need
replacing.
Over time the elasticity of
these parts degrade which
impacts suction. Replace
regularly.
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