In addition to Total/Colour/Fuser/Transfer maintenance if indicated:-
Replace PTC unit (MX-230CU).
Sim 24-04 Clear PTC Counter.
Clean all optics, CCD, and white reference plate.
Check/Clean Paper Dust Removal Unit.
Check/Clean all Paper Path Sensors (including Duplex unit).
Check/Clean/Replace PF Rollers (check tray counter using Sim 22-09).
Sim 24-04 Clear PS Paper Counter.
Replace Primary (Image) Transfer Belt Kit (MX-230B1).
Replace Primary Transfer Cleaning Blade Kit (MX-230TL).
Clean ID & Registration Sensors.
Sim 24-04 Clear TC1 Belt Counter.
Clear Trans Blade Counter.
Sim 50-22 Drum Position & Registration Adjustment - select ALL.
Replace Fusing Belt Kit (MX-361FB)
Meandering Suppress Collar x 2
Replace Cleaning Roller (MX-230CR)
Lower CL roller & scraper
Lower CL roller bearing x 2
Check & Clean Upper and Lower Thermistors.
Check & Clean Fuser Separator Pawls.
Sim 24-04 Clear Fusing Belt Counter.
Replace Pressure Roller Kit (MX-230LH)
Replace Web Cleaning Kit (MX-360WB).
Web Pressure Roller Bearing x2