Pitney Bowes DM300c Operator's Manual page 44

3 • Running Mail
Processing Letter Mail (cont'd)
For a proper seal, the envelope's minimum flap angle
NOTE:
i
must meet the following criteria:
• For envelopes with a flap length from 25 to 60mm (1 to 2.36
inches), the minimum flap angle is 18 degrees.
• For envelopes with a flap length greater than 60mm to the
maximum flap length for the particular model, the minimum
flap angle is 21 degrees.
3-8
SV62261 Rev. C