Instruction manual

Platen Open Motor
183
Installation
1. Position the platen open motor assembly with the wires toward the rear
(page 230, item 5).
2. Install the two 5/16 inch motor mount screws (and nuts, if present) finger
tight.
3. Install the platen open belt and motor pulley. Bottom out the motor pulley
on the motor shaft and torque the 1/16 inch setscrew to
11
± 2 inch-pounds (1.24 ± 0.23 N•m).
4. Connect the platen motor cable connector to connector shell P106.
5. Connect shell connector P106 to the controller board and install tie-wraps
to secure the motor cable. (See the wire routing diagrams in Appendix A.)
6. Close the forms thickness lever all the way.
7. Finger tighten the two 5/16 inch screws securing the platen open motor.
CAUTION Too much tension on the platen open belt can change the platen gap,
which can lead to premature wear of the platen, damaged hammer tips,
and poor print quality.
8. Using a force gauge, apply 10 pounds (44.48 N) of tension to the platen
open motor shaft by pushing away from the large platen pulley, reduce
tension to 5 pounds (22.24 N) and torque the 5/16 inch motor mount
screws to 18
± 2 inch-pounds (2.03 ± 0.23 N•m).
9. Snap the platen open belt cover into the slots in the side plate.
10. Cabinet Models: Install the card cage fan (page 164).
11. Cabinet Models: Install the paper path (page 177).
Pedestal Models: Install the top cover assembly (page 161).
12. Return the printer to normal operation (page 107).