USE/CARE OF HANDTOOLS & MEASURING TOOLS - OD1621 - LESSON 2/TASK 1
SLIDE HAMMER PULLER SET AND COTTER PIN PULLER.
(k) Cotter Pin Puller. A cotter pin puller (figure 70) is used to
install or to remove cotter pins. It is an S-shaped tool, 7 inches long,
one end used to insert through the cotter pins for extracting, the other end
used for spreading the cotter pin.
The shank is beveled square for easy
handling and firm grip.
c. Use of Pipe and Tube Benders.
A tube bender is used to prevent
tubing from kinking or flattening out at the desired bend. To use a bender,
push it over the tube until the center portion of the bender is centered
over the point in the tube where the bend is to be made. The tube can then
be bent by hand to the desired radius. Pull the bender from the tube after
d. Use of Pullers.
Place a puller firmly in position and secure it if
slip off suddenly while under strain. Check all gripping edges and threads
of a puller for damage before using it.
Use the proper size wrench for
turning the pressure screw or nut to avoid rounding the corners of the nut
or of the screw head. Use the proper size puller for the job.