TM 9-2320-209-20-3-3 18-39. WATER SEGREGATOR UNIT REMOVAL, REPAIR, AND REPLACEMENT (TRUCK M49A1C). TOOLS: Open end wrench set, pn GGG-W-636 10-inch pipe wrench (2) Putty knife SUPPLIES: Solvent, dry cleaning, type II (SD-2), Fed. Spec P-D-680 Liquid gasket cement, MIL-A-46106A Segregator input tube gasket Segregator output tube gasket Automatic dump valve housing gasket 5-gallon open top container PERSONNEL: One EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. 18-187