Troubleshooting envelopes failing to open in Relay 2500, 3500, and 4500

Products affected: Relay™ 2500, Relay™ 3500, Relay™ 4500


Envelopes fail to open.


  • Envelopes loaded incorrectly
  • Poor envelope quality


UPDATED: May 13, 2019
  • Load envelopes flap side up with the flap feeding last
  • Check the envelopes are not stuck due to excessive dampness
  • Try a new box of envelopes