Lexmark MS818
To identify the supported fuser type, view the label on the fuser. Do either of the following:
Warning—Potential Damage: Do not expose the imaging unit to direct light for more than 10 minutes. Extended exposure to light may cause print quality problems.
Notes:
Type 00
40X8420
Type 01
40X8421
Type 02
40X8422
Type 03
40X8423
Type 04
40X8424
Type 05
40X8425
Type 06
40X8426
Type 07
40X8427
Type 08
40X8428
Type 09
40X8429
You can find here the maintenance kit replacement procedure for Lexmark MS81x, MS71x, MX81x, and MX71x Printer/MFP.
Lexmark Status Monitor Center Displays Incorrect Maintenance Kit Information