METAL BODY REPAIR - ODl653 - LESSON 1/TASK 1
(f) When operating the sanding machine, hold it as flat as possible
without allowing the drive shaft nut to come in contact with the surface
being ground (figure 10).
Hold the sander so that only 1 1/2 to 2 1/2
inches of the outer edge of the disk is in contact with the surface being
ground. The sander must never be tilted so that only the edge of the disk
contacts the surface.
Failure to observe this will cause gouges or deep
scratches in the metal that will be hard to remove. Move the sander from
left to right, overlapping the previous stroke with each new stroke. Make
the cutting lines as clean and straight as possible. Move the sander in the
same manner whether you are removing paint, rough-grinding, or finish
sanding.
FIGURE 10.
CORRECT AND INCORRECT METHODS OF
USING THE ELECTRIC SANDER.
6.
Measurement Principles
a. Damage to the body's inner construction or to the frame of a vehicle can
be severe but not be apparent. Failure to check for and correct such damage
can result in poor fitting doors, hoods, or fenders; faulty steering
control; and many other problems. The possibility of these faults makes a
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