CHAPTER 2. CARE, MAINTENANCE, AND INSPECTION (Con't)
SECTION III. UNIT MAINTENANCE (Con't)
2-27. AUTOMOTIVE AND LIGHT TRUCK TIRE MAINTENANCE (Con't).
Never mount a tire on a rim that is damaged or has been repaired by welding or
When using new tubes or new tubeless valve stems, always ensure that valve core is removed
before initial inflation.
1. All Tires.
(a) Place rim (10) flat on floor. Lubricate both tire beads (3) with tire and rim lubricant.
(b) Place tire (9) on rim (10) so that both tire beads (3) are partly in drop-center well.
(c) Hold both tire beads (3) in well area with one foot. Work inner bead only completely into drop-
center well using tire iron (1).
2. Tube Tires.
(a) Insert inner tube (6) into tire (9) and align valve stem (5) with balance mark (7) (if provided) on
tire, then align valve stem and balance mark with valve hole (8) in rim (10).
(b) Attach valve stem fishing tool to valve stem (5) and guide valve stem through valve hole (8) in
3. All Tires. Hold outer tire bead (3) in drop-center well near valve stem (5) using one foot. Using tire
iron, progressively work tire bead over rim flange.