Tractor Drive - Printronix L5000 Series Maintenance Manual

Tractor Drive

The tractor is driven by the tractor motor. The belts are critical, for timing. Be sure to
mark the pulleys for future realignment.
Belt A
Pulley S
5–34
Tractor
Tractor Motor
Ratio = 4:1
Pulley C
Alignment marks
Motor Pulley
Belt B
You may need
to rotate this pulley
1 to 4 full turns.
Align these 2 pulleys and
move the spline to align
for top-of-form.
Principles of Operation