TM 9-2320-209-20-3-1 1. Working under truck using ratchet, extension, and 9/16-inch socket wrench, screw in and tighten capscrew and washer ( 1). 2. Working under hood using 3/4-inch wrench, screw in and tighten adapter fitting (2) . 3. Using 5/8-inch open end wrench, screw in and tighten tube nut (3) . NOTE Follow-on Maintenance Action Required: Close hood and right side panel. Refer to TM 9-2320-209-10. END OF TASK 2-28