Datamax M-Class Mark II Maintenance Manual page 86

5. Remove the Platen and / or Assist Roller from the Platen Block.
Installation:
1. Position the Platen and / or Assist Roller into the Platen Block.
2. While holding the roller(s) in place, meshed with the drive gear, install the Inner Bearing
Plate and Screw.
3. Install the Bushing(s) over the roller shaft(s) and into the Platen Block.
4. Replace the Outer Bearing Plate and start, but do NOT tighten, the Screw.
5. Ensure that the Leveling Cam is loose and then latch the Printhead Assembly.
6. While pushing downward on the Printhead Assembly (see arrow, below), pull down on
the Outer Bearing Plate and tighten the Screw.
7. Install the Tearplate and Fascia or other output device.
Removal and Replacement
Printhead Assembly
Outer Bearing Plate
4-22
Leveling Cam
Screw