on the hub and start the inner cap nuts. Tighten the
4-58. Read the following list of points to watch
when repairing tire and disc wheels.
inner cap nuts to the torque and sequence shown for
y o u r arrangement (see figuqe 4-17).
DO NOT ATTEMPT TO) REPAIR
several stages to avoid di stortion of the disc. Place
DISC WEELS .
the outside tire and disc wheel assembly on the hub
c . Match duals (see paragraphs 4-48 through
and start the outer cap nuts.
Valve stems for the
two wheels should be mounted in different circum-
f e r e n t i a l positions for easy inflotion. Tighten the
f . Use proper valve stems and extensions. If
outer nuts in the same sequence and torque.
valve spacers are used, be sure they are in place
4-63. CHECKING TIGHTNESS ON MOUNTED DUAL
DO NOT STAND IN FRONT OF A
TIRE WHEN INFLATING.
4-64. Check the inner and outer cap nut torque
after the first trip following mounting.
sional check, thereafter, is also recommended.
i . When tires are worn, the tube will also be
Loosen the outer cap nut before tightening the inner
Replace it. Use the right tube size.
i. Replace chafed, pinched, stretched, or creas-
Check lights, lenses, and re-
flectors every day before using the
k. Replace twi steal, creased, or folded flaps.
This inspection should also
4-61. MOUNTING TIRE AND DISC WHEEL ASSEM-
4 - 7 3 . OIL LUBRICATION.
4 - 6 2 . Before mounting the disc wheel, clean the
mounting face of dirt and excess paint. Mounting
4 - 7 4 . Oil level should be maintained between the
faces which have been damaged must be repaired or
"add" and "full" lines on the hub cap window (see
replaced. Right-hand threads are on the right side
C h e c k level daily. Also check for
and for oil
of the vehicle, and left-hand threads are on the left
c r a c k e d windows
l e a k s around the hub cap. The hub can be filled
side. Place the inside tire ond disc wheel assembly
FIGURE 4-15. REMOVAL OF TIRES AND DISC WHEELS.