Shift - IBM 01 Maintenance Manual

C. E.
REFERENCE MANUAL
NOISY SHIFT
Broken shift stop bracket.
Broken segment guide.
Cracked bumper on shift pusher.
Shift stop screw rubbing on bracket.
NOISY SPACE BAR
Improper stop bracket adjustment.
Space bar mechanism hitting case.
NOISY TAB
Friction governor link dragging on governor ratchet.
Improper pawl release lever adjustment allowing
escapement pawls to drag.
NOISY CARRIAGE RETURN
Improper adjustment of the eccentric on the pawl
release lever allowing the pawls to drag.
Clutch adjusted to return the carriage too hard.
SHIFT
INCOMPLETE SHIFT
Pusher too high or too low.
Binds in basket or shift mechanism.
Excessive or uneven pin clearance.
Broken hairpin spring.
Keybutton binding.
FAILS TO SHIFT
Check cam adjustment.
Improper pin clearance.
Pusher too high or too low.
Improper cam link adjustment.
Lack of lubrication.
Cam may be binding.
Shift equalizing rod out of place or warped.
MOTION FAULTY
Improper adjustment of adjusting nuts.
Adjusting lock nuts.
Left and right-hand shift motion adjustments not
made equal. Test with strips of paper between
the stop washers and the brackets in each posi-
tion of the basket.,
Lock nut on stop bracket adjusting screw loose.
Broken stop bracket (basket should rest evenly on
both brackets to prevent breakage).
Broken segment guide.
LIGHT TOP OR ,BOTTOM
Adjust shift stop bracket screws.
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