Zebra 49834 Manuel D’Utilisation
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Preventive and Corrective Maintenance
Drive System—Stepper Motor Pulley
57518L-001 Rev. A
3/18/05
170PAX4 Maintenance Manual
221
Figure 114 • Exploded View of the Stepper Motor, Bracket, Pulley and Belt
11.
Using a 1.5 mm Allen wrench, loosen the two set screws on the stepper motor pulley and
remove the old pulley.
remove the old pulley.
Install the New Stepper Motor Pulley
1.
. Install the new stepper motor pulley.
2.
. Reinstall the stepper motor belt on the stepper motor pulley.
3.
. Ensure the platen, the pinch/peel, and the stepper motor belts are threaded
around their respective pulleys, and then reinstall them on the intermediate pulley in the
following order:
following order:
a.
Reinstall the stepper motor belt between the stepper motor bracket and the belt
separator.
separator.
b.
Reinstall the pinch/peel belt.
c.
Reinstall the platen belt.
4.
. Reinstall the stepper motor bracket with spacers between the bracket and
the mainframe.
Stepper
Motor
Stepper Motor
Pulley
Stepper
Motor
Bracket
Intermediate
Pulley
Stepper Motor
Belt
Note •
Ensure that one of the set screws is tightened on the flat of the motor shaft.
Note •
Ensure that the belt has a plastic washer on both sides.