Booklet Stapling (B804 Only)
B803/B805/D373/D374/D636/D637 62 SM
Clamp Roller
[A]: Fold Roller Motor. Drives the stationary clamp drive roller as well as the fold rollers (see
next page).
[B]: Clamp Rollers.
Clamp Roller – Drive. Rotated by the fold roller motor, this stationary roller feeds the stack down
with the retracting roller closed.
Clamp Roller – Retracting. Opened and closed by the retraction motor [C].
[C]: Clamp Roller Retraction Motor. Operates the clamp roller cam that retracts the retracting
clamp roller. The clamp rollers feed the stack to within 3 mm of the bottom fence when closed and
then open to drop the stack onto the bottom fence.
[D]: Clamp Roller HP Sensor. Controls the rotation of the clamp roller retraction motor and cam
that open and close the retracting clamp roller.
[E]: Clamp Roller Cam. Forces open the spring loaded retracting clamp roller.
Bottom Fence
[F]: Bottom Fence. Raises the booklet stapled stack to the fold position.
[G]: Bottom Fence HP Sensor. Detects the actuator on the bottom fence and stops it at the home
position after folding.
[H]: Bottom Fence Lift Motor. Raises the bottom fence and stapled stack to the fold position
prescribed for the paper size.
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