Changing the sealing method on the SendPro MailCenter 1000, 2000, and 3000

You can change the sealing method for a job while running mail. You can turn the sealer on and off or seal envelopes without printing postage.
Products affected: SendPro® MailCenter 1000, SendPro® MailCenter 2000, SendPro® MailCenter 3000

You can change the sealing method for a job while running mail. You can turn the sealer on and off or seal envelopes without printing postage.

  1. Select Run Mail from the Home screen.
  2. Select the Sealer icon.
  3. Select the appropriate sealing option:
    • Select Sealing On to print postal and / or non-postal elements and seal the envelope.
    • Select Sealing Off to print postal and / or non-postal elements without sealing the envelope.
    • Select Sealing only, No printing to seal the envelope without printing.
  4. If you select Sealer on or Sealing only, No printing, you can adjust the sealer wetness. Drag the control button to set the wetness level.1 is the driest, 9 is the wettest. Use the + and buttons for finer control. Your change applies only to this job. If you don’t adjust it, the job will use the default sealer wetness setting.
  5. If you are using a SendPro MailCenter 3000, and you use Sealing on or Sealing only, No printing, select the appropriate flap position:
    • All envelopes are open flap and nested, or
    • Some envelopes are closed flap (No previously sealed envelopes).
  6. Select OK.
  7. Select Start to run the job, or Reload Job to open your last saved version.

UPDATED: July 10, 2026