WHEELS AND TIRES (Contd)
Start at one corner of vehicle to gauge and adjust pressure, as necessary, of all tires (6). Remove tire
valve cap (1), apply tire gauge air chuck (7) on tire valve stem (2) and press down firmly to read tire pressure on gauge dial
(5). Press air chuck lever (4) to inflate tire (6) as necessary. Release air chuck lever (4) momentarily to read pressure on
gauge dial (5).
M939A2 series vehicles utilize CTIS
which must be disabled to manually
inflate front and rear tires
On M939A2 series vehicles, remove valve cap (1) from the valve stem (2) through CTIS cover access
Remove tire gauge air chuck (7) from tire valve stem (2) when tire pressure is adjusted to recommended
inflation pressures in table 1-10. Install tire valve cap (1) and tighten finger-tight.
When tire inflation operation is completed, turn air
valve handle (10) crosswise to piping. Uncouple gauge and hose
assembly (3) from air coupling (9), and install cover (11) on air
Return tire inflation gauge and hose assembly (3) to
Remove wheel chocks if used.