TM 9-4910-743-14&P
(a) Spread the 2
pairs of weights in opposite
directions equidistant from
point "W" until bubble is
centered on crosshairs.
(b) As weights
are moved away from point "W"
bubble moves toward center
"X".
(c)
Keep the
weights in each
pair together,
one hung on the
rim and one
directly behind
it on the
tire .
NOTE
Spreading the "A" weights reduces their effective balance weight.
This permits balancing to an exact fraction of an ounce.
Remember to move the weights toward the bubble.
The bubble always
moves toward the area where weight is needed.
(6) Mark the tire.
Chalk mark the location of
each pair of weights on tire
tread. This must be done as
accurately as possible.
Sight
from the center of balancer
through center of weights.
Make the marks straight up-and-
down.
Accuracy of balancing
is established at this point.
(7) Attach weights
inside rim. Pick up weights
and remove wheel from balancer.
CHALK
Attach the weights on the back
MARKS
rim approx. inch inside the
marks .
Locate position by
sighting from mark on tread
through center of hole in
wheel.
(8) Attach weights
outside rim.
(a) Place wheel
on balancer outside face up,
BACK SIDE OF WHEEL
same as it was before.
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