Canon RG1-1788 User Manual

Canon LX MAINTENANCE KIT INSTRUCTIONS

The following parts are included in this maintenance kit:

1 Canon LX Fuser RG1-1788
1 Paper Feed Roller RF1-2394
1 Separation Pad RG1-l912
1 Transfer Roller RA1-7627
1 Pick Up Roller Assembly RG1-1792
1 Internal Access Door Assembly RG1-1791
2 Latex Gloves

Damage to the core can occur if it is packaged incorrectly. Re use this packaging to ship the core back.

A core charge will be applied if the core is received in non-repairable condition.

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WARNING

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Turn the printer off, unplug it, and allow it to sit for 30 minutes before

performing these maintenance procedures.

Separation Pad & Paper Feed Roller Removal/Replacement:

1. Open the MF tray and lift the tab to release and open the paper path door. Remove the toner cartridge.

2. Remove the separation pad by pulling forward on its clear mylar tab.

3. Push down on the tab behind the center gear off the paper feed roller so that the shaft lifts up. Gently pull the right side rubber
roller forward from its clip then pull the left side roller from its clip.

4. Push down on the tab behind the center gear. Snap the left side shaft of the new paper feed roller into place, then the right side.
The right side will not be held in place as lightly as the left side, this is normal.

5. Drop the new separation pad into place (with clear mylar tab on top). Press in on the center until it snaps into place.

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Very Important

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Ensure that the lever to the left of the right side rubber roller is mounted UNDERNEATH the shaft.

Fuser Removal:

1. Lift the spring loaded internal access door.

2. Locate and remove the five collateral screws securing the fuser.

3. Lift the left side of the fuser while gently but firmly bending the left side of the paper path door outward. After the shaft is clear
of the holding tab, left the right side of the fuser in the same manner. Pull the fuser form the inside of the paper path door.

Transfer Roller Assembly Removal:

1. Lift up on the blue gear on the left side of the transfer roller assembly until it snaps free of its clip.

2. Pull the transfer roller assy forward and to the left and remove it from the inside of the paper path door.

Pick Up Roller Assembly Removal/Replacement:

1. Locate and remove the three black screws securing the pick up roller assembly (one on the far left side of the shaft, two on the far
right side of the shaft).

2. Lift the pick up roller assy and remove it from the inside of the paper path door.

3. Place the new pick up roller assembly into position (with the solenoid and gear towards the right), line up the left and right
mounting brackets and resecure the three screws (one on the left, two on the right).

Revision 3/21/01

Transfer Roller Assembly Replacement:

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Use The Latex Gloves When Replacing The Transfer Roller

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1. Pull the blue gear from the transfer roller shaft.

2. Grasp the mounting bracket and gently, but firmly pull the transfer roller from the frame. Keep your hand over the top of
the shaft to contain the shaft clip in case it pops off. Remove the transfer roller from the frame.

3. Snap the new transfer roller into place. The long end goes towards the resistor and mounting bracket. Use tweezers or a small
flathead screwdriver to replace the shaft clip, if necessary.

4. Replace the blue gear onto the shaft with its flat edge facing outwards.

5. Slide the right side shaft end of the transfer roller assembly into the clip.

6. Mount the left side transfer roller bracket on the pick up roller assembly shaft.

7. Press down on the blue gear until it snaps into place.

Internal Access Door Assembly Removal/Replacement:

1. Lift the spring loaded internal access door. Locate and remove the three self tapping mounting screws (one black screw on the
far left, two silver screws on the far right).

2. Lift the internal access from the inside of the paper path door.

3. Inspect the four oval rollers on the paper path door. Clean them of any debris, dust or paper and wipe them down with alcohol
and a lint free towel.

4. Open the spring loaded arms of the new internal access door and position it on the inside of the paper path door (the shorter arm
with the three gears goes toward the right).

Fuser Replacement:

1. Line up the five screw holes on the new fuser and the inside of the paper path door.

2. Pull the left side of the paper path door outward gently, yet firmly and push down on the left side of the fuser until it snaps into
place. Install the right side of the fuser in the same manner.

3. Resecure the five collared screws.

4. Close the spring loaded internal access door.