Belt, Paper Feed Timing - Printronix P5000 Maintenance Manual

Chapter 5
Section I: Replacement Procedures

Belt, Paper Feed Timing

Removal
1. Prepare the printer for maintenance (page 132).
2. Cabinet Models: Remove the paper path (page 199).
Pedestal Models: Remove the top cover assembly (page 179).
3. Cabinet Models: Loosen four screws and remove the barrier shield.
(See page 230, items 3, 4, and 9.)
Pedestal Models: Loosen four screws and remove the paper guide and
barrier shield. (See page 232, items 3, 4, and 5.)
4. Remove the timing belt cover by squeezing the front and back to release
the plastic tabs from the slots in the side plate. (See page 135, item 1.)
5. Loosen (do not remove) the two 5/16 inch paper feed motor mount
screws. (See page 135, item 2.)
6. Roll the paper feed timing belt off the paper feed motor pulley and splined
shaft pulley.
Installation
1. Roll the paper feed timing belt onto the splined shaft pulley and the motor
pulley.
2. Using the straight end of a force gauge, apply 15 pounds (66.7 N) of
pressure to the paper feed drive motor. Use the splined shaft to steady
the gauge. (See page 135, item 2.)
3. Reduce tension to 12 pounds (53.4 N) and torque the 5/16 inch paper
feed motor mount screws to 18 ± 2 inch-pounds (2.03 ± 0.23 N•m).
4. Snap the timing belt cover into the slots in the side plate. (See page 135,
item 1.)
5. Cabinet Models: Install the barrier shield and tighten the four screws.
(See page 230, items 3, 4, and 9.)
Pedestal Models: Install the barrier shield and paper guide and tighten the
four screws. (See page 232, items 3, 4, and 5.)
6. Cabinet Models: Install the paper path (page 199).
Pedestal Models: Install the top cover assembly (page 179).
7. Return the printer to normal operation (page 133).
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