Error: 37AF, how to resolve on a DM475

Learn how to resolve error code 37AF on the DM475.
Product affected: DM475™

Issue

The machine shows error code 37AF and will not print postage.

Cause

The mail piece was too heavy for the Weigh on the Way (WOW) scale.

Resolution

The WOW scale has detected the mail piece to be over the limit for the WOW mail. The limit for mail going through the WOW is 500 grams. Check to make sure the mail piece is not over weight, or rate the mail piece using the attached scale.

If the piece does not weigh over 500 grams, contact customer support from 8 am to 8 pm Eastern Time. Have your model number ready.

UPDATED: 07 June 2021

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