Intermec EasyCoder PX4i Service Manual page 84

Chapter 8 — Print Unit
Adjustment; Platen Roll Belt
#T20 Torx screw
Stepper motor pulley
74
Oversized holes allow the position of the stepper motor relative to the
bracket to be adjusted so the tension of the belt does not become too tight,
causing unnecessary wear. Check that the platen roller can be rotated freely
by the belt, which should fl ex just a little when you press it with your
fi nger.
Stepper motor
Platen roller pulley
Belt
EasyCoder PX4i and PX6i Service Manual
#T20 Torx screw