Western Plow wiring diagrams are available online in the mechanic's guide publication at WesternPlows.com. The company offers mechanic's guides for several models of plows, including the MVP Multiposition V plow and the HTS plow.
At WesternPlows.com, users can click Parts & Service in the menu, and then click the Service Publications Library icon; then they can click the Mechanic's Guide link and the Publication Library page appears. Users can then click the appropriate link and the PDF file opens. The page numbers of the wiring diagrams are available under the Hydraulic and Electrical Schematics heading in the Table of Contents of the guide.