TM 9-2320-209-20-3-3 18-87. POWER LEVELER REPAIR (TRUCK M764). TOOLS : 7/16-inch wrench SUPPLIES : Solvent, dry cleaning, type II (SD-2) , Fed. Spec P-D-680 PERSONNEL: One EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. a. Removal. 1. Take off three data plates (1) . Refer to Part 4, para 21-7. 2. Using 7/16-inch wrench, unscrew and take off 90° lubrication fitting (2) END OF TASK 18-473