TM 9-2320-209-20-3-2 b. Replacement. NOTE If new spring is being put in, change both front springs. FRAME 1 Soldier A 1. Check that spring seat (1) is sitting on axle housing (2). Soldiers 2. Put spring (3) on spring seat (1). A and B Soldier A 3. Hold spring (3) in place. GO TO FRAME 2 17-6