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in second intermittent
station.
5. Remove screws from "L" shaped bracket.
6. Remove screws from card guide mounting bar.
7. Lift out card guide and
"
L" shaped
bracket.
8. To remove, take out front bearing screw and
tap shaft to rear.
Second Stepped Feed Roll Removal
1. Remove fifth upper feed roll. (Refer to Fifth
Upper Feed Roll removal procedure.)
2. Remove lower card guide between second
intermittent and second stepped feed roll.
3. Remove four screws in bed plate.
4. Remove the two rear screws and dowel from
bed plate mounting block located under first stepped
roll and roll opening device.
5. Remove rear side frame on roll opening
device
.
6.
Remove cam and gear from front of stepped
roll shaft.
7. Pull stepped roll through rear.
8. Re-assemble in reverse order.
a
.
When replacing the card guides between the
fourth and fifth upper rolls, the guides must be
laid in place; then the mounting bar is put in
place and screwed to the guides.
b. Check for .012" to .030" card clearance
between upper and lower guides.
MAGNET UNIT
Figure 4-10. Punch Unit
4-10
ROLL OPENING DEVICE
Principles of Operation (Figure 4-8)
The two stepped rolls, the two lower intermittent
rolls, and the die assembly are mounted on one
assembly called the roll opening device.
This
assembly may be lowered to facilitate removal of
card jams.
The roll opening device should also be
lowered when removing or inserting the die
assembly.
The locating blocks for the die are in this frame
which makes die removal and insertionmucheasier.
The handle on the left side of the machine is pulled
out and turned clockwise to lower the device and
counter-clockwise to raise the device
.
Anelectrical
contact interlocks the roll opening device so that the
device must be in its UP position before the machine
will run.
BRUSH ASSEMBLIES
Refer to Brush Assemblies of READ FEED Section.
PUNCH UNIT
Principles of Operation
The entire punch unit (Figure 4-10) can be easily
removed from the machine for servicing.
It
can be
MAGNET BAR
ASSEMBLIES
MAGNET UNIT
STING SCREW
INTERPOSER GUIDE BAR
CLAMPI NG SCREW
I NTERPOSER COVER
STRIPPER MOUNTI NG SCREWS
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