TM 9-2320-209-20-3-2 c. Replacement. 1. Using valve cap (1) as tool, screw valve core (2) into valve stem (3). 2. Put tube (4) into tire (5). 3. Put just enough air in tube (4) so tube holds shape. Refer to TM 9-2320-209-10 for tire inflation procedures. 4. Put tire liner (6) over valve stem (3) and into tire (5). Make sure tube (4) and tire liner are straight and not pinched. GO TO FRAME 2 14-83