Ricoh G133 Service Manual page 950

No. Component
Punch Movement
M9
Motor
Stacking Sponge
M10
Roller Motor
Fold Plate Motor
M11
M12 Fold Roller Motor
Corner Stapler
M13
Rotation Motor
Positioning Roller
M14
Motor
M15 Jogger Fence Motor
Fold Unit Bottom
M16
Fence Lift Motor
B804/B805
are part of the paper feed path and feed the stack
toward the bottom fence of the fold unit. When the idle
roller is retracted, the stacks falls a very short distance
(3 mm) onto the fold unit bottom fence below. These
rollers remain unclamped while the bottom fence
positions the stack for folding and while the stack is
folded by the fold rollers.
Drives the front/back movement of the punch unit to
position it correctly for stapling the paper below.
Rotates the stacking roller that drags each sheet back
against the end fence to jog the bottom of each sheet
after feed out to the upper tray.
Drives the fold plate that pushes the center of the stack
into the nip of the fold rollers to start the fold.
Rotates forward and drives the fold rollers that fold the
stack and feed it out of the fold unit, reverses to feed the
fold once more into the fold unit, and then rotates
forward again to feed the fold out of the fold unit.
Swivels the corner stapler and positions it so the staple
fires at an oblique angle at the rear corner of the paper
stack.
Drives the positioning roller in the stapling tray.
Drives the jogger fences in the stapling tray to jog both
sides of the stack before stapling.
Raises the bottom fence and stops when the center of
the vertical stack is opposite the edge of the horizontal
fold blade. The distance for raising the blade is
prescribed as one-half the size of the paper selected for
the job. For large paper, (A3, B4) the bottom fence first
30
Component Layout
Function
SM