****WARNING****

TURN PRINTER OFF, UNPLUG IT, THEN ALLOW PRINTER TO SIT FOR AT LEAST

30 MINUTES BEFORE PERFORMING MAINTENANCE PROCEEDURES

Fusing Assembly Removal & Installation:

1.Remove the paper tray and toner cartridge from the printer.

2.Remove the Tray2 dust cover or optional Duplexer by sliding it out from the rear of the printer.

3.Unplug the power cord from the printer.

4.Open and extend the rear output tray. Flex the tray slightly to remove one side at a time.

5.Release the fuser by turning the fuser levers so they point up on both the left and right side of the printer.

6.Grab the fuser by the white plastic paper output guides and remove fuser from printer.

7.Install replacement fuser in reverse fashion. Reinstall the Duplex unit if removed in step 3.

***WARNING***

USE LATEX GLOVES WHEN REPLACING THE TRANSFER ROLLER

** DO NOT TOUCH THE BLACK FOAM ROLLER**

Transfer Roller Replacement:

1.From the front of the printer, open the top cover remove cartridge and locate the transfer roller.

NOTE: THE BLUE GEAR IS SITUATED ON THE LEFT SIDE

2.Using a flat-blade screwdriver, pry the left end of the metal shaft from its clip, then slide it the left.

3.Remove the transfer roller.

4.Place the new transfer roller into place by sliding the right side into place, secure the left side by snapping it down.

Tray 1 Pick Up Roller Removal & Replacement:

1.Open tray 1 and locate the tray 1 pick up roller assembly. The pickup roller is in the center of the assembly.

2.Remove the plastic envelope entrance cover by pulling it towards you.

3.Using a flathead screwdriver, gently pry open the blue clip in the center of the tray 1 pickup roller.

4.Lift the pickup roller straight up and off the shaft. Note the hole through the middle of the shaft.

5.Lower the new rollers onto the shaft with the post inside the roller going through the hole in the shaft & with the blue clip facing the front of the printer. Pinch the blue clip tightly to lock the roller onto the shaft.

6.Replace the black plastic envelope entrance cover and the tray 1 cover.

Tray 2 Feed Roller Removal & Replacement:

1.Turn the printer on its left side. Locate the Tray 2 roller on the underside of the printer.

2.Pinch the blue clip and remove the feed roller from the shaft.

3.Place the new feed roller onto the shaft and push it into place until it snaps into place.

4.Return printer to its upright position.

Tray 2 Separation Roller Removal & Replacement:

1.The tray 2 separation roller is located at the front of the trays.

2.Using a flat head screwdriver, release the clip on the panel to the left of the tray 2 roller.

3.Pinch the clip on the separation roller and slide it to the left and off the shaft.

4.Slide new roller onto shaft until it snaps into place – close and lock panel.

Clearing the service message: (plug in and leave power off)

To clear the “PERFORM USER MAINTENANCE” press and hold down the left sides of the ITEM- and

VALUE- keys while turning the printer on.

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HP Accessories 4100 manual Fusing Assembly Removal & Installation, Transfer Roller Replacement