1. 4100 HP Maintenance Kit Enter
Title slide for the 4100 series HP printers. Learn about how to replace the maintenance kits.
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2. The Maintenance Kit Parts
The kit comes with:
a fuser
a transfer roller
a pickup roller
feed rollers
a tool for removing the transfer roller
HP also recommends the use of a flat blade screwdriver to remove the pickup roller.
This will be the page before the menu. Click one of the links to find out more about the individual pieces of the kit
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3. Steps to Replacing the Kits
1 - Replacing the fuser
2 - Replacing the transfer roller
3 - Replacing tray 1 pickup roller
4 - Replacing the feed rollers in tray 2 and 3
5 - Replacing the feed rollers inside printer.
6 - Resetting the page count
This will be the main menu for the whole things
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4. Step 1: Replacing the Fuser
Remove the tray 2 dust cover or optional duplexer at the rear of the printer.
Unplug the power cord from the printer
Open the rear output bin and pull out the extension
This is step one. First remove the duplexer or dust cover from the rear of the printer. Then unplug the power cord.
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5. Step 1: Replacing the Fuser
Remove the rear output bin and extension
Bend the middle down slightly
Release tab 1
Then release tab 2
The next step is to remove the rear output bin. This is a little tricky because the printer is fairly compact. Bend down in the middle of the tray so that the tab on the right side can be released and them swing it out slightly. Now the tab on the left side should be in position to remove. It has to clear the frame of the fuser on the left side.
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6. Step 1: Replacing the Fuser
Release the fuser by turning the fuser levers so that they point up.
Pull the fuser out of the printer
Hold the back of the printer while pulling the fuser out.
Do not pull on the black plastic flapper.
The fuser is pretty much like any other HP fuser. It has two levers that lock it in place. When pulling it free make sure not to pull the black plastic flapper which is a diverter to direct paper to the top output bin.
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7. Step 1: Install the New Fuser
Install the new fuser, left side first. Be sure to push it firmly into the printer.
Lock the fuser in place by rotating the levers to the horizontal position. The levers will lock only if the fuser is installed all the way.
Replace the rear output bin, left side first.
Plug the power cord into the printer
Replace the duplexer.
Installation is the reverse of removal. When replacing the rear output bin, install the left side first. Otherwise, it will not clear the frame of the fuser.
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8. Step 2: Replacing the Transfer Roller
Open the top cover and remove the toner cartridge. The transfer roller in underneath the toner cartridge.
The transfer roller is accessed by removing the toner cartridge. Use the plastic tool that came with the maintenance kit to remove the roller. Insert the hook under the roller on the left side (near the blue gear) and pull up. The roller should pop up slightly. Now slide the roller to the left until it is free of the hole on the right. Then remove it from the printer.
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9. Step 2: Replacing the Transfer Roller
Using the plastic tools that had been provided in the kit, pry the left end of the metal shaft up. Then slide the transfer roller to the left to remove.
The transfer roller is accessed by removing the toner cartridge. Use the plastic tool that came with the maintenance kit to remove the roller. Insert the hook under the roller on the left side (near the blue gear) and pull up. The roller should pop up slightly. Now slide the roller to the left until it is free of the hole on the right. Then remove it from the printer.
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10. Step 2: Replacing the Transfer Roller
Install the new transfer roller by sliding the right side in place first. Then snap the left side (with the gear) into place.
NOTE: When installing the transfer roller, make sure the black collar on the left side is oriented properly, with the open end down.
Install the right side of the roller first. Insert the shaft into the hole on the right side. Then snap the gear into place. Make sure that the black collar near the blue gear is pointed downward with the open end down.
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11. Step 3: Replacing the Tray 1 Pickup Roller
Open tray 1 and locate the rubber pickup roller at the center of the tray.
Pull the envelope entrance cover straight out of the printer.
Using a flat blade screwdriver, pry open the blue latch on the pickup roller. Then lift out the pickup roller.
There is a pickup roller in tray one. Open the tray 1 and remove the envelope entrance cover. This opens access to the pickup roller. Use a flate blade screwdriver to open the blue latch that locks the roller in place. Lift the roller out of the printer at this point.
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12. Step 3: Replacing the Tray 1 Pickup Roller
Install the new pickup roller and snap the blue latch back into place.
Note: make sure the pin in the pickup roller lines up with the hole in the shaft.
Reinstall the envelop entrance cover.
Install the new roller. Make sure the pin in the roller aligns with the hole in the shaft. Then reinstall the envelop entrance cover.
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13. Step 4: Replacing the Feed Rollers
Each paper tray has a roller located inside. Each feed roller is located inside the printer when the paper tray is removed.
Remove the paper tray from the printer.
Pinch the blue latch on the left side of the feed roller and slide the feed roller off the shaft.
There is a feed roller located inside each paper tray. To locate the roller remove the paper tray. Open the access door to the left of the roller. Pinch the blue latch on the roller and remove it by sliding it off the shaft.
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14. Step 4: Replacing the Feed Rollers
Slide the new feed roller onto the shaft until it locks into place.
Note: it is very important that the feed roller locks into place.
Close the door until it locks in place
Note: the door must be fully closed to avoid damaging the printer.
Slide the new roller on to the shaft and lock it into place. Make sure it locks into place. And make sure the access door is fully closed.
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15. Step 5: Replacing the Feed Rollers in the Printer
Remove the paper tray from the printer
Pinch the blue latch on the left side of the feed roller and slide it off the shaft. It might be necessary to rotate the feed roller in order to pinch the latch.
There is also a feed roller for each tray located inside the printer. Remove the paper tray completely to located the feed roller. Remove the roller by pinching the blue latch and sliding it off the shaft. It might be necessary to slide the printer forward to gain better access to the rollers.
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16. Step 5: Replacing the Feed Rollers in the Printer
Slide the new feed roller onto the shaft and rotate it until it locks into place
Note: It is very important that the feed roller locks into place
Replace the paper tray
Continue with step 6 to reset the page count.
Installation of the rollers in the reverse of removal. Make sure that the rollers lock into place. It might be necessary to rotate the roller until it locks into place. At this point proceed to resetting the page count.
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17. Step 6: Resetting the Page Count
Now it is time to reset the page count and clear the error message.
To see how to do that visit the LM page.
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18. The Fuser

19. The Transfer Roller

20. Pickup Roller

21. Feed Rollers
Feed Rollers
Pickup
Roller

22. Tool for Removing the Transfer Roller