Machine Crowding In Same Place Consistently

SYMPTOM

POSSIBLE CAUSE

REMEDY

REMARKS

Machine crowding in same

place consistently.

1. Carrier binding on dust

cover or shield.

Adjust and or form dust shield.

(12-1).

2. Card holder binding on

platen or feed rollers.

Adjust card holder to prevent

binding on platen.

Check card holder for damage.

3. Mainspring broken or

damaged. (7-10)

Mainspring should be wound

clockwise from rear of machine

approximately 6 turns.

4. Binds due to lack of

lubrication.

Lubricate machine completely.

5. Dirt in keyway of print

shaft (70-39) or on print

shaft wipers.

Clean and lubricate.

6. Binds in cord pulleys

Lubricate and remove binds.

7. Rear shoe on carrier

binding (32-33).

Adjust shoe clearance with adjust-

ing screw (32-33).

Adjustment should be minimum

clearance - no binds.

8. Binds in tab pinion gear

(31-30) or tab springs.

Adjust tab pinion gear (31-30) left

or right for minimum backlash-

no binds.

Check gears for bad teeth; check

tab spring for bad loop.

9. Print shaft wipers hard

or dirty (41-27).

Replace

Remove wiper covers on each side

of carrier around print shaft(20-39

to remove wipers (41-27).

10. No clearance between

carrier return shoe and

carrier return spring.

Adjust carrier return adjusting

screw (31-34) for clearance

between carrier return pinion

gear and spring (31-33).

11. Bind in escapement

shaft (23-15).

Lubricate and remove binds.

12. Torque bar warped

(76-4).

Replace

If torque bar is warped, it changes

the escapement pawl clearance at

different points along the writing

line.

13. Tab gang clear bracket

binding on tab rack.

Adjust tab gang clear bracket

(73-45) to prevent binding on tab

rack.

See tab section for further infor

mation.

14. Not enough escapement

pawl clearance (73-43).

Adjust trigger knockoff (71-45) for

.015" clearance between escape

ment pawl (73-43) and escapement

rack (73-44).

15. Backspace pawl holding

carrier instead of escapement pawl.

Adjust clearance between back-

space pawl (73-46) and backspace

rack.

See backspace section for further

information.