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0521 IH-259
4. Insert screwdriver through the holes in the die carrier
and loosen the two screws in the punch and remove it.
5. Position the new punch with its rounded edge facing
the outside of the machine.
6. Replace the two screws on the punch.
7. Carefully position the die on the cut-out portion of
the punch. The die rests on the punch with its wide
edge facing the outside of the machine.
8. Lift the punch and die up against the carrier and
hold the punch and die while you replace and
tighten the two screws in the die. Tighten each screw
a bit at a time to equalize the strain on the die.
9. Separate the punch from the die by taping the
punch lightly.
10. Cut a few characters to test the new punch and die.
REPLACING THE LOWER FEED ROLLER ASSEMBLY
1. Turn the machine upside down.
2. Press the release button to unlock the lever.
(See Figure 9)
3. Note the position of the set screw for proper
reassembly and then loosen the set screw on the
stud collar using an Allen wrench.
4. Pull the eccentric shaft toward you, removing it from
the hole in the feed roller assembly.
5. Remove the two side bolts, nuts and lock washers on
the feed roller assembly. (See Figure 9)
6. Remove the feed roller assembly and place the new
one in position.
7. Replace the two side bolts, nuts and lock washers to
secure the assembly.
8. Push the eccentric shaft back into position so that it
is seated in the hole of the feed roller assembly.
9. Place the stud collar about 1/16" (1.6 mm) from the
base wall, but not so close that it rubs against the wall.
10. Insert the Allen wrench in the set screw of the stud
collar and pull the stud collar and spring to the right.
Make sure the eccentric shaft remains inserted in
the hole of the feed roller assembly and the collar is
flush with the base wall closest to you.
11. When these parts are in position and the tension on
the spring is as it is shown in Figure 9, tighten the set
screw to its original position.
12. Test the play of the eccentric shaft and stud collar
by gently pulling on the stud collar. Some movement
should be allowed.
MAINTENANCE CONTINUED
Die
Holes in
Die Carrier
Die Screw
Punch
Punch
Screw
Figure 8
Release Button
Set Screw
Side Bolt, Nut
and Lock Washer
Stud Collar
Eccentric Shaft
Feed Roller
Assembly
Base Wall
Figure 9
