WHEELS AND TIRES (Contd)
Tire Installation (M939 series vehicles).
Use jack handle as pry bar to raise tire over wheel studs.
Have all nuts torqued by unit maintenance as soon as possible.
Return unserviceable wheel and tire to unit maintenance for repair, replacement, or exchange. (a) If
installing rear inner dual tire (6), position tire (6) on axle hub (13) shallow side out, and install ten
adapter spacer nuts (4) on studs (7). Tighten securely in sequence shown, and install outer dual tire
If installing a rear outer dual tire (3), align valve stem (5) with ventilation holes, position tire (3) on axle
hub (13) with deep side out, and install ten wheel stud nuts (2) on adapter spacer nuts (4), and tighten wheel stud nuts (2)
securely in sequence shown.
Installation of front tire is accomplished by following step (a) except that ten wheel stud nuts (2) are
connected directly to studs (7).
Turn valve (11) at base of jack (10) counterclockwise with slotted end of jack handle (12) to lower
vehicle tire to ground. Remove jack (10) from under axle housing (8).
Return jack (10), jack handle (12), wheel stud nut wrench (1), and wrench handle (14) to tool
compartment and remove wheel chocks.
Secure damaged tire in spare tire carrier (para. 3-llb.).