IBM 1402 Reference Manual page 32

aligner surface 37/64" from inside of left side
frame. Tighten lock nut. With card against left
side aligner adjust right side aligner in similar
manner so its aligning surface just touches card
at 3510. Tighten lock nut.
6. To obtain clearances as outlined in Steps 6, 7 and
8 of Forward and Side Aligner Check, hopper
side plates must be adjusted and side aligner
must be formed.
SIDE ALIGNER REMOVAL
l. Remove punch unit from machine.
2. Remove die card lever.
3. Remove upper card guides and card guide mount-
ing bar in aligning station.
4.
5.
6.
a. Remove six screws holding card guides to
mounting bar; slide guides toward front of
machine.
b. Remove two screws from each end of card
guide mounting bar and lift bar out.
Unhook second upper feed roll tension springs
and remove lower card guides in aligner station.
Remove side aligner.
a. Disconnect spring from aligner.
b. Pull pivot pin and lift aligner out.
Replace in reverse order.
FORWARD ALIGNER REMOVAL
l. Follow first four steps of the preceding Side
Aligner Removal.
2. Remove first intermittent feed roll shaft.
a. Remove first intermittent feed roll hangers.
b. Work intermittent feed roll shaft out rear of
machine.
3. Remove forward aligner adjusting screw lock
plates, and adjusting screws for both aligners.
4. Remove third upright card guide support.
a. Remove four screws through bottom of bed
plate.
b. Forward aligners are mounted to this upright
and will come out with it.
FIRST STEPPED FEED ROLL REMOVAL
l. Remove side aligners.
2. Remove four screws (two at each end) that hold
support to side frames. The support is located
below card guide support bracket. (The support
is a metal plate, approximately
)IS"
thick, that will
interfere with removal of card guide support
bracket.)
3. Remove two screws from small bracket between
support and card guide support brack.et. (One
end of small bracket is slotted.) . .
4. Remove fum. screws (two at each end) that hold
card guide support bracket in place.
5. Drop card guide supports and forward aligners
out bottom of roll opening assembly.
6. Remove first stepped feed roll pulley, gear on
second stepped feed roll, and cam follower arms
from front of machine.
7. Remove two screws from card bed plate. These
screws are on front end under second intermit-
tent roll.
8. Remove front side frame from roll opening
device.
9. Remove pulley and bearing retaining screws
from rear of stepped roll.
FOURTH UPPER FEED ROLL REMOVAL
l. Remove punch unit from machine.
2. Remove geneva, but do not remove locator
blocks.
3. Remove bearing retainer screw from rear of
fourth upper feed roll.
4. Remove upper card guides, and card lever 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. Tap shaft to front and out of rear bearing;
remove.
FIFTH UPPER FEED ROLL REMOVAL
l. Remove punch unit from machine.
2. Remove belt and pulley from rear of second
stepped feed roll.
3. Remove bearing retainer screw from rear of
fourth upper feed roll.
4. Remove upper card guides, and card lever 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. Take out front bearing screw; tap shaft to rear
and remove.
SECOND STEPPED FEED ROLL REMOVAL
l. Remove fifth upper feed roll. Refer to preceding
Fifth Upper Feed Roll Removal.
2. Removelower card
15llide
between second'inter-
mittent alld second stepped feed roll.
3. Remove four screws in
bed
plate.
4. Remove two rear scre~s and dowel from bed
plate mounting block 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.
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