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How to Install HP P4014 P4015 P4515 Fuser Maintenance Kit CB388A CB388-67901 RM1-4554

Updated: Jun 25, 2020

Today we will be reviewing the removal and installation process for the HP P4014 P4015 P4515 Fuser replacement instructions part number CB388A, CB388-67901 CB506-67901 RM1-4554


Failure to power down before installing or removing fuser will void warranty

Shop for the P4014 P4015 P4515 Fuser RM1-4554

Shop for the P4014 P4015 P4515 Maintenance Kit CB388A CB388-67901.

Your HP P4014 P4015 P4515 fuser has been built to the highest quality standards.

If you are experiencing problems with this fuser (jams, noises, poor print quality,

etc.), please observe the following:

If the fusers sleeve does not spin when you manually turn the gear, please do not

assume that the fuser will not run in the printer. At room temperature, the grease

applied inside the sleeve thickens and may actually prevent the sleeve from

spinning. When the fuser is installed and run in the printer, the grease will heat up

and attain proper viscosity.

Kit Contents;

  • 1 Fuser Unit CB506-67901 / RM1-4554

  • 2 Pickup Roller RM1-0036

  • 4 Feed/Separation Rollers RM1-0037

  • 1 Transfer Roller CB506-67903

Start by making sure the printer is off for at least 15 minutes and unplugged. Approach the printer from the front and open the tray door.

Repair Notes

  • The Fuser and maintenance kit has 220,000 page yield

  • This fuser and kit is available at in an number of different options at Metrofuser

Fits these models:

  • HP LaserJet P4014

  • HP LaserJet P4014dn

  • HP LaserJet P4014n

  • HP LaserJet P4015dn

  • HP LaserJet P4015n

  • HP LaserJet P4015tn

  • HP LaserJet P4015x

  • HP LaserJet P4515n

  • HP LaserJet P4515tn

  • HP LaserJet P4515x

  • HP LaserJet P4515xm

If you continue to experience paper jams after replacing the fuser, replace the

feed/separation separation rollers (one in the paper tray and two in the bottom of

the printer) and three MP tray rollers. Ensure that the paper you are printing on is

within the specifications allowed by HP. For tray one/MP tray, the paper must be

between 16lb and 54lb. For trays two to six, the paper must be between 16lb and


Service Note for HP LaserJet P4014 P4015 P4515 Fuser Assembly Replacement

If your printer’s motors and fans run continually without printing any pages, and

with “PROCESSING JOB” displayed on the control panel, along with a possible

“41.08 ERROR”, the printer’s firmware may need to be upgraded. Firmware

versions lower than 04.060.7 will exhibit this problem and can be resolved by

visiting and downloading and

installing the current firmware revision. See Instructions on opposite side.

Other Symptoms Of Outdated Firmware

  •  Jamming without cause

  •  # 49.xx errors

  •  Printer stays in "Processing Job" and is slow to print or never actually prints

  •  Poor fusing/ poor images quality

Be certain that both sides of the fuser are firmly locked into the printer. Listen for

the two locks to snap in when you install it. If the fuser is not secured, the printer

may display a “50.3 FUSER ERROR” message or you may hear a grinding noise. In

either of these cases, remove the fuser and reinstall it making sure that both sides

are lock