IBM 1402 Reference Manual page 57

inch past the feeding edge of the forward align-
ers, prior to the forward movement of the for-
ward aligners. Adjust the picker knife cam to ob-
tain this clearance.
4. To obtain clearance as outlined in steps 5 and
6 of Aligner Station Check, the hopper sideplates
must be adjusted and the side aligner must be
formed.
Punch Feed Removals
ALIGNER ASSEMBLY
1. Remove punch magnet unit from machine.
2. Remove screws from second upper and lower
card guides. Remove upper card guides and
leave lower card guide loose.
Caution: Use care when removing and replacing
aligner support because of side aligner and cam
interference.
3. Move support toward stacker and then roll down
and out. Remove four screws in bottom of
aligner support; lower entire aligner assembly
from machine.
4. Replace in reverse order. Unless adjustments are
changed or parts replaced, the aligners need no
re-timing.
FIRST STEPPED ROLL
1. Remove punch unit from machine.
2. Remove upper aligner card guides, aligner pres-
Aligner
Finger
Cams
Aligner
Support
Forward
Aligner
Finger
Forward Aligner
Adjusting Screws
Figure 3-61. Forward Aligner Assembly
3-41. 6
sure shoe guides, and loosen lower card guide.
3. Remove forward and side aligner assembly sup-
port bracket through bottom of feed.
4. Remove drive belt from first stepped feed roll on
front side of machine, and the stepped-roll belt
and pulley from rear end of the shaft.
5. Remove fixed side aligner block, stamped with
an arrow and "Front" (Figure 3-55) .
6. Remove tension springs from second upper and
third lower feed-roll hanger.
7. Remove screw from bearing cap on front side
of machine, and remove entire stepped-roll assem-
bly through the front side frame.
S. Replace in the reverse order.
SECOND UPPER ROLL
1. Remove punch magnet unit from machine.
2. Remove upper card guides.
3. Remove screws from bearing and hanger.
4. Remove second upper feed roll through the rear
side frame.
5. Replace in the reverse order.
THIRD UPPER ROLL (INTERMITIENT)
1. Remove punch magnet unit from machine.
2. Remove geneva housing but do not loosen locator
blocks.
3. Remove hanger springs from the feed roll bear-
ing.
Right Side
Aligner
Assembly