TM 9-2320-209-20-3-4 b. Replacement. FRAME 1 1. Working at front of truck, hang radiator cover (1) over loops (2). 2. Put straps (3) through loops (2) and tie straps down. 3. Put straps (4) through loops (2) and buckle (5) and make straps fast to buckle. 4. Hook up two springs (6) as shown. GO TO FRAME 2 23-76