• Code: 84
• Description: Replace Oiler
• Remedy: This message is displayed when the web oiler is exhausted or missing. Replace the web oiler. See “Scheduled maintenance” for the part number of the web oiler fuser replacement kit.
  Scheduled maintenance The operator panel displays 80 Fuser Maintenance and 83 ITU Maintenance for scheduled maintenance. 80 Fuser Maintenance is displayed at each 200,000 copies when the fuser assembly needs to be replaced to maintain the print quality and reliability of the printer. The parts are available as a maintenance kit with the following part numbers: Standard fusers • 56P2910, Maintenance kit 115 V fuser • 56P2911, Maintenance kit 220 V fuser • 56P2912, Maintenance kit 100 V fuser Web oiler fusers and web oiler replacements The web oiler fuser has a life of approximately 200,0000 copies, but the web oiler life is about 100,000. • 12G6524, Fuser assembly, web oiler 115 V 500W • 12G6525, Fuser assembly, web oiler 220 V 500W • 12G6499, Fuser assembly, web oiler 100 V 500W (Japan) • 12G6545, Web oiler assembly 83 ITU Maintenance is displayed at each 120,000 copies when the ITU Assembly needs to be replaced to maintain the print quality and reliability of the printer. There are two assemblies, ITU assembly and Second Transfer Roll, in a maintenance kit. Both should be replaced at the same time. The parts are available as a maintenance kit with P/N 56P2848, ITU Maintenance Kit. After replacing the kit, the fuser maintenance count must be reset to zero to clear the maintenance message. 84 Oiler Nearly Exhausted is displayed at each 100,000 copies when the Web Oiler Assembly is nearly exhausted. Go to “Web Oiler Assembly” for part number.

• Code: 84
• Description: Oiler Nearly Exhausted
• Remedy: This message is displayed when the web oiler is nearly exhausted. Press Go to continue to clear this message. If 84 Oiler Nearly Exhausted message does not clear after a new web oiler has been installed, replace parts in the following order: • Fuser web oiler drive motor assembly • Fuser web oiler card.

• Code: 85
• Description: ITU Maintenance
• Remedy: Check printouts for excess toner. If present, replace the suspect cartridge. Otherwise, replace the “ITU assembly”. Press Go to continue, however, the message persists until replacement.

• Code: 86
• Description: ITU Maintenance
• Remedy: This message displays when the ITU reaches end of life. Check printouts for excess toner. If present, replace the suspect cartridge. Otherwise, Replace the “ITU assembly”. Press Go to continue, however, the message persists until replacement.

• Code: 87
• Description: Fuser Missing
• Remedy: This message is displayed when the engine detects the fuser is missing. Turn the printer off and insert the fuser assembly.

• Code: 88
• Description: 88 Yellow Toner Low 88 Magenta Toner Low 88 Cyan Toner Low 88 Black Toner Low
• Remedy: These messages are displayed when either the Yellow, Magenta, Cyan, or Black toner cartridge is low on toner. The following actions can be taken: • Open the front door, remove the old toner cartridge, insert a new toner cartridge, and close the door or • Press Go without changing the toner cartridge and continue.

• Code: 89
• Description: ITU Maintenance
• Remedy: Check the ITU Release Lever for correct operation. The ITU Release Lever is the black lever located on the left upper side frame above the ITU opening and can be seen by opening and lowering the MPF Assembly. When locked the lever should be at the 6 o'clock position. When unlocked it should be in a 3 o'clock position. Undue pressure is not required to operate the lever Turn the printer off, insert the ITU, move the lever to the 6 o'clock position, and turn the printer back on. If this does not resolve, replace the “ITU assembly”. Press Go to continue. The message persists until replacement.

• Code: 955
• Description: Code CRC <loc>
• Remedy: System board - This error indicates that the Code ROM or NAND failed the CRC check. The location of the failure is indicated by <loc>. Replace the system board.