TM 9-2320-209-20-3-2 b. Replacement. FRAME 1 1. Put spacer (1) on truck frame. Line up mounting screw holes in five places. Check that truck frame rivets are in their clearance holes and spacer is down on frame. 2. Do step 1 again for other spacer on other side of truck. 3. Using hoist, put fifth wheel (2) down on spacers (1), making sure that mounting holes line up. GO TO FRAME 2 16-50