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12 C O L L A T O R
7 7
C U S T O M E R E N G I N E E R I N G
IBM
9
Motor and generator bearings
Control panel frame pivot points
All oilite bearings
Feed roll bearings
IBM 77
All feed roll drive gears and idlers
Variable speed cam
Drive pulley bearing
Feed knife cam follower guide and
roller
CB cam rollers
Selector unit cams
Selector unit restoring bail spring stud
Thrust bearings on ends of primary and
secondary feed shafts
Feed roll pressure shoes
Feed roll bearing pivots in brush as-
sembly side plates
Remove screw in 1st lower CR
(hollow) feed roll and lubricate eject
clutch drive shaft
Clutch knockoff cam follower rollers
Restoring magnet knockoff cam fol-
lowers
Sentinel switch points
Differential link studs
Thin film on: all linen dilecto cams and
gears; all primary and secondary
commutators; linen dilecto card levers
at the point where they operate
against the contact strap
Clutch magnet armature at latching
point
Repacking matched bearings on feed
rolls
i
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