DUPLEX UNIt
SM 3-149 B234/B235/B236/D101/D102/D103
Replacement
Adjustment
3.12.4 DUPLEX SWITCHBACK AND TRANSPORT MOTORS
Remove:
• Duplex inner cover. (3.12.2)
1. Duplex grip handle [A] ( x2)
2. Switchback motor unit [B] ( x3, x1, Timing belt x1)
3. Switchback motor [C] ( x2)
4. Duplex transport motor unit [D] ( x3, x1, Timing belt x1, = x2)
5. Duplex transport motor [E] ( x2)
Re-assembly
• Push the duplex transport motor bracket [F] slightly to the left to put some
tension on the timing belt, then tighten the screw.
B234R804A.WMF
B234R803.WMF
[A]
[B]
[C]
[E]
[F]
[D]