(1) In the event that the person who requested an administrative interview does not participate by telephone at the time it is scheduled, an order of default shall be entered, and the department's proposed action shall be sustained.

(2) Within seven days after service of a default order, the petitioner may file a written motion requesting that the order of default be vacated and stating the reasons why petitioner did not participate in the administrative interview. In determining whether the default should be set aside, the referee shall consider whether there was good cause for the nonappearance.