Philips Support

How do I assemble my Philips Avent Essential electric breast pump?

Published on 17 April 2023
To assemble or disassemble your SCF323 electric breast pump from Philips Avent, please follow the steps below.
Note that these instructions apply only to the SCF323. To check which model you have, refer to the label on the motor unit or the box your product came in.
  1. Ensure all parts are clean and disinfected.
  2. Insert the valve into the pump body from underneath (figure 1).
  3. Put the bottle onto the pump body and turn it anticlockwise to attach it. Do not over-tighten (figure 2).
  4. Insert the massage cushion into the pump funnel and press the rim to ensure a good seal (figure 3).
  5. Put the silicone diaphragm onto the pump body and press the rim to make sure a seal (figure 4).
  6. Firmly push the cap onto the silicone diaphragm, so that it sits securely on top of the silicone diaphragm (figure 5).
  7. Connect the silicone tube to the cap and the motor firmly (figure 6). 
  8. Connect the motor unit to a power source.
Your breast pump is now ready to use. To dissemble the device, simply follow these steps in reverse order.


The information on this page applies to the following models: SCF323/11 .

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