Cleaning the moistener brush and wick assembly on the SendPro C, SendPro+

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Products affected: SendPro® C, SendPro®+ (2H20)

If the moistener tank is full and your envelopes are not sealing properly, clean the moistener brush and wick.

  1. Unscrew the plastic thumbscrew under the moistener base.

  2. Lift the moistener brush assembly off the top of the moistener base.
  3. Turn the assembly over and slide the moistener brush out of the holder.
  4. Locate the wick (with metal grate) on moistener base.


  5. Remove the metal grate and wick from the moistener base.
  6. Clean the brush and wick with water and rinse thoroughly.
  7. Place the wick back in the metal grate and replace in the moistener base.
  8. Replace the moistener brush in the holder.
  9. Replace the moistener brush assembly on top of the moistener base and secure with the plastic thumbscrew.
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UPDATED: 14 August 2021