Replacing your pump parts is necessary in order to keep you pump working well. If you are having issues with milk output at the pump suddenly this is the first thing to check on before panicking about your milk supply.
If you express more than 4 times per day:
Duck Valves: Every month
Membranes: Every 2-4 weeks
Backflow Protectors: Every 3 months
Breast Shields: Every 6 months
Tubing: If moisture builds up or it slips easily off the pump
If you express 1-2 times per day:
Duck valves: Every 2-3 months
Membranes: Every 2 months
Backflow protectors: Every 6 months
Breast Shields: Replace as needed
Tubing: If moisture builds up or it slips easily off the pump
If your duckbill valves have a little crack in the seal, be sure to replace those right away!
Need help with pumping? Book a visit with Wisco Lactation! We offer home & office visit in SE Wisconsin and NE Illinois. We also offer virtual visits worldwide.