Medela Pump In Style Advanced Manual De Instrucciones página 16

Removing and securing the diaphragm cap:
Only remove diaphragm cap when cleaning is necessary.
See page 6 for detailed cleaning information.
To secure the diaphragm cap:
Hold back of pump with one hand while pushing on the diaphragm
cap until it snaps into place.
Note: The diaphragm cap must be completely snapped together at
all connection points (see arrows) to ensure adequate vacuum and
optimum pump performance.
14
To remove the diaphragm cap:
1. Turn off pump, and unplug from
power source.
2. Remove tubing (see instructions on
page 11).
3. Snap off the diaphragm cap using
the thumb tab (see left photo).
connection
points