Setting Unload Pressure Flip toggle to the “RUN” position. Loosen jam nut counter-clockwise with 5/8″ end wrench. With jam nut loose, turn unload adjustment nut (9/16″) clockwise to increase pressure. Turn counter-clockwise to decrease pressure. Stabilize with back-up wrench. Tighten jam nut. Setting Differential Pressure Use 7/8″ wrench to loosen jam nut. Use 3/4″ wrench to make adjustment. Turn clockwise to increase the differential pressure and counter-clockwise to decrease the differential pressure. Tighten jam nut. For any further questions feel free to contact the team at: American Caddy Vac 1-800-879-5382 info@caddyvac.com
