The following applies to the VTU for 2,000-Sheet Tray Model No. C4781A
The VTU is off the 2,000-Sheet Tray.
1) Mechanism out of Shell
>Four M3x8mm black pan head threading screws.
>NOTE: For the following step, do not use the spring-loaded, hinged flap as a handle for lifting out the mechanism. Damage may result (e.g. stretched springs).
>Two claws along the front side and two claws at the lower side.
2) Black Plastic Clutch Cover
>One claw visible up top.
>One downward-gripping claw at the lowest corner of it. This claw can be obstinate. Pry as you press the claw upward.
3) Ty-Wraps
>Cut three of four. Mark where they were with a Sharpie.
4) Motor Mount w/Motor
>Three M3x6mm bright washerhead screws.
5) Two Large Tandem Gears
6) Clutch
>One e-clip.
7) Bronze Bearing by Clutch
>One e-clip.
8) Gear at Other End & Bronze Bearing
>One e-clip, gear, loose pin, bearing.
9) Flap
>Two springs.
>Take the flap off the roller.
10) Lower Roller
11) Upper Roller
>Two e-clips.
>Gear.
>Loose pin.
>Two bearings.
12) Upper Idler Gear
>One e-clip.
>NOTE that the extended hub goes inboard.
13) Lower Idler Gear
>One e-clip.
>NOTE that the extended hub goes outboard.
14) Sheet Metal Chute
>Four M3x6mm bright washerhead screws.
>You'll have to lever each hinge away slightly to free the chute.
>At reinstallation, mind the upper sensor's lever -- it must be swung into its opening.
15) Lower Pinch Roller
>E-clip and gear at front side.
>Loose pin.
>E-clip.
>The bearings can remain in place and be cleaned in situ. Note that they're easily dislodged in the outboard direction, though.
16) Upper Pinch Rollers
Tuesday, February 2, 2010
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