TM 9-2320-209-20-3-4 23-31. DEEP WATER FORDING KIT PRESSURIZATION VALVE HAND CONTROL ASSEMBLY REMOVAL AND REPLACEMENT. TOOLS: Flat-tip screwdriver Open end wrench set, pn GGG-W-636 SUPPLIES: None PERSONNEL: One EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. a. Preliminary Procedure. Open hood. Refer to TM 9-2320-209-10. b. Removal. FRAME 1 1. Using screwdriver, loosen two setscrews (1). 2. Using wrenches, loosen capscrew and nut (2). GO TO FRAME 2 23-116