Motor, Stepper - Printronix SLPA7000 User Manual

Motor, Stepper

Removal
1. Prepare the printer for maintenance (page 223).
2. Remove the access panels (page 226).
3. Remove the power supply.
4. Disconnect the stepper motor spring from the stepper motor mount plate.
(Figure 45, page 264, item 10.)
5. Disconnect the stepper motor cable from connector J14 on the controller
board. (Figure 40, page 241.)
6. Remove the top and bottom screws securing the stepper motor mount
plate to the inside center wall plate standoffs.
7. Remove the stepper motor and mount plate as a unit, disengaging the
platen belt from the motor pulley as you pull the motor out.
Installation
1. Slip the platen belt over the motor pulley, then align the stepper motor
and mount plate over the standoffs in the inside center wall plate.
2. Install the two screws securing the top and bottom of the stepper motor
mount plate to the standoffs on the inside center wall plate. Leave the
screws loose enough for the stepper motor to pivot through the slot in the
top of the mount plate. Check that the platen belt is not pinched between
the motor mount plate and the printer frame.
3. Make sure the platen belt runs over the larger (outermost) pulley on the
cluster pulley.
4. Connect the stepper motor cable to connector J14 on the controller
board.
5. Connect the stepper motor spring to the stepper motor mount plate.
6. Tighten the two screws on the stepper motor mount plate.
7. Restore the printer to operation (page 224).

Motor, Stepper

243