The pre-stack release motor and pre-stack roller HP sensor are behind the main board.

Preparation

Remove:

Pre-stack Release Motor

  1. Remove upper belt (x1). The white gear can be released by a tab with your fingernail.

  2. Remove lower belt and gear (x1, x1). The white gear can be released by a tab with your fingernail.

  3. Remove e-ring (x1).

  4. Slowly, remove bracket and cam follower. Be careful to prevent the bushing and bearing of the cam follower from falling.

  5. Separate the bushing and cam follower from the bracket.

  6. Separate motor and bracket (x2).

Re-installation

  1. Attach bracket [A] (x2).

  2. Remove sensor bracket (with sensor attached) (x1).

  3. Set cam follower [A]. Make sure that it swings freely up and down.

  4. Set the gear (x1).

  5. If the e-ring is difficult to set, check the cam follower at the front, and make sure that it and its bushing are flat and snug against the front frame.

  6. You may need to keep pressure on the shaft so that it does not slip while attaching the e-ring at the rear.

    Pre-stack Roller HP Sensor

  1. Disconnect sensor harness (x1)

  2. Remove sensor bracket ( x1)

  3. Sensor (x4)