Afta Power On Checks - InfoPrint 4247 Z03 Maintenance Information

(the 5 o'clock position), and retighten the screws. With Correct location: When you grasp and attempt to
move shaft, it turns freely but does not click at the frame.
3. Verify the correct mounting of the platen.
v Remove the paper bail, grasp the left end of the platen shaft and attempt to move up and down.
If you hear a clicking where the bearing goes into the frame, loosen and tighten the bearing retainer-plate
screws, while biasing the retainer toward the lower screw (the 5 o'clock position). Retighten the 2 screws
and verify there is no clicking when you grasp the carriage shaft and attempt to move it up and down.
4. Verify the initial full open alignment of the wheel by following these steps:
a. Rotate the wheel to the full-open gap position. The pointer of the wheel should be in the range of 3 to 4
numbers higher than 6 (at about 9 or 10). This approximate setting will vary from printer to printer.
b. If it is not in this range, loosen the 2 screws that hold the wheel.
c. Pull the gear away from the intermediate gear.
d. Move only the wheel to align the pointer with a number in the range of 9 to 10.
e. Retighten the screws.
5. Verify that the print head mounting hardware and proper seating.
v Loosen the 2 print head screws, press the print head squarely toward the platen and retighten both screws.
This is especially important if the printer has been giving Print Integrity errors or if print head has been
hitting the side wall of the printer.
6. Inspect the print head cable for damage and a poor connection at the print head.
v Replace the print head cable, as needed.

AFTA Power On Checks

Perform this check only after completing the Power Off Check. This section verifies correct motor and print head
needle operation.
1. Verify AFTA operation with single-part forms.
v Remove the top cover magnet and place this magnet above the top right side of the LCD display as shown
below. This overrides the top cover interlock and allows you to observe the Wheel position with power on.
Chapter 5. Removals, service checks and adjustments
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