4-90. TIRE REPLACEMENT.
This task covers:
Shop Equipment, Automotive Maintenance and
TM or Para
Repair; Organizational Maintenance, Common
No. 1, Less Power
General Safety Instructions
Always inflate tire in a safety cage.
Lubricant, tire bead, item 23 Appendix E
Slowly remove valve core (1), and allow all
air to escape.
Place rim (2), and tire assembly (3) on
Attach pneumatic tire bead breaker to sides
of tire (3), and break tire bead away from
Insert curved end of two tire irons between
rim and tire bead about 5 in. (12 cm) apart.
Force both tools down and out to lift bead
over wheel rim.
Leave one tool in place and put second 5 in. (12 cm) away from first position. Repeat steps (5) and (6) until
side of tire is removed from rim.
Turn tire over and repeat steps (3) thru (6) driving other edge of tire over same side of rim as the first.
Remove valve stem (4) from rim (2).
Use wire brush to remove all dirt and corrosion from rim.
Inspect rim (2) for cracks, deep pitting or dents.
Replace rim (2) if any significant damage is found (e.g. cracked weld, bent rim.)