TM 9-2320-209-20-3-1 Section III. THERMOSTAT 6-6. THERMOSTAT REMOVAL AND REPLACEMENT. TOOLS : 9/16-inch open end wrench (2) Flat-tip screwdriver SUPPLIES: Solvent, dry cleaning, type II (SD-2), Fed. Spec P-D-680 PERSONNEL: One EQUIPMENT CONDITION: Truck parked, engine off, handbrake set. a. Preliminary Procedures. (1) Open hood and both side panels. Refer to TM 9-2320-209-10. (2) Drain cooling system. Refer to para 6-10. b. Removal. FRAME 1 1. Using screwdriver, loosen two screws (1) on two clamps (2). Spread open both clamps and take clamps off hose (3). 2. Using two wrenches, unscrew nut (4) from bolt (5) and take nut off. Pull bolt out of rod end clevis (6). 3. Pull radiator (7) forward at top just enough to take off preformed hose ( 3). GO TO FRAME 2 TA 085560 6-31