(1) The board will conduct a review of the initial order upon the written or oral request of a party if the board receives the request within twenty days after the service of the initial order.

(2) If the parties have not requested review, the board may conduct a review of the initial order upon its own motion and without notice to the parties, but it may not take any action on review less favorable to any party than the original order without giving that party notice and an opportunity to explain that party's view of the matter.

(3) The order on review shall be in writing stating the findings made, and the reasons for the decision, and notice that judicial review is available. The order on review shall be entered within twenty-one days after the date of the initial order or of the request for review, whichever is later.