METAL BODY REPAIR - OD1653 - LESSON 1/PR 1
w. What sanding disk is used to remove scratches left by No. 24 and No. 36
sanding disks?
x. Restoring vehicle body panels of sheet metal to their normal contour
after they have been damaged is normally referred to as what?
y. When using a dolly, what is lost if it is gripped tightly or held
against the body panel with a great amount of pressure?
z. What is the measuring device which is a telescoping tube equipped with
an extension clamp which fixes it as the measurement of one diagonal is made
for comparison with another?
aa. When the stress of a crease in a body panel is relieved, is it normal
for the panel to return to its original shape by itself?
bb. When hammer finishing, are several
well
placed
light
blows
more
effective than one or two hard blows?
cc. Before using a dolly and hammer together to correct damage to a fender,
what must be done first?
dd. Name the tools normally used when performing hot shrinking of metal.
ee. Aluminum shrinking follows the same general procedures as steel.
However, care must be exercised to avoid burning through the aluminum. Why
is it easier to burn through aluminum than steel?
ff. As a general rule, a red hotspot should not be quenched.
When is it
safe to quench a hot spot?
gg. As a general rule, is it correct to apply heat to a low spot for
shrinking?
hh. Name the hammer that is most often used when performing cold shrinking
operations.
ii. When shrinking aluminum, which is the better process: cold shrinking or
hot shrinking?
jj. When using body files on epoxy fillers, why is it necessary to ensure
that they are thoroughly cured?
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