Any combination of equipment used to maintain the snow surface of snowmobile trails shall be equipped with:

1. 1. a head light and tail light as required of snowmobiles in this article, as well as a revolving, rotating, flashing, oscillating or constantly moving amber lamp with a minimum candlepower of sufficient intensity to be plainly visible from a distance of five hundred feet from the front and rear during hours of darkness under normal atmospheric conditions; and
2. 2. reflector material as required for snowmobiles.