TM 9-2320-209-20-3-2 13-10. SERVICE BRAKES This task TOOLS: Safety jack Chocks MAJOR ADJUSTMENT. NOTE is the same for all six wheels of the truck. 0.010-inch feeler gage 0.020-inch feeler gage 9/16-inch open end wrench 1/2-inch open end wrench 1 1/8-inch box end wrench 1 1/16-inch open end wrench SUPPLIES: None PERSONNEL: One EQUIPMENT FRAME 1 CONDITION: Truck parked, engine off, handbrake set. 1. Check wheel bearing adjustment. Refer to para 14-3. CAUTION Do not adjust brakes if the wheel bearing adjustment is bad or the brakes are hot. 2. Remove wheel. Place safety jack under frame. Refer to TM 9-2320-209-10. 3. Place chocks (1) at wheels that are still on ground. GO TO FRAME 2 13-63