Ricoh M018 Service Manual page 14

PREVENTIVE MAINTENANCE
3. PREVENTIVE MAINTENANCE ................................................... 3-1
3.1 PREVENTIVE MAINTENANCE ................................................................. 3-1
REPLACEMENT & ADJUSTMENT
4. REPLACEMENT & ADJUSTMENT ............................................. 4-1
4.1 BEFORE YOU START............................................................................... 4-1
4.2 SPECIAL TOOLS....................................................................................... 4-2
4.3 EXTERIOR COVERS................................................................................. 4-3
4.3.1 REAR COVER .................................................................................. 4-3
4.3.2 OPERATION PANEL ........................................................................ 4-4
4.3.3 RIGHT COVER ................................................................................. 4-5
4.3.4 LEFT COVER ................................................................................... 4-5
4.3.5 FRONT COVER UNIT ...................................................................... 4-6
4.4 LASER OPTICS ......................................................................................... 4-7
4.4.1 CAUTION DECAL LOCATION.......................................................... 4-7
4.4.2 LASER OPTICS HOUSING UNIT..................................................... 4-8
After replacing the laser optics housing unit ....................................... 4-11
4.5 AIO CARTRIDGE..................................................................................... 4-12
4.5.1 AIO CARTRIDGE (ALL IN ONE CARTRIDGE)............................... 4-12
4.5.2 BLACK AIO MOTOR....................................................................... 4-13
4.5.3 COLOR AIO MOTOR...................................................................... 4-16
4.6 IMAGE TRANSFER ................................................................................. 4-17
4.6.1 IMAGE TRANSFER BELT UNIT..................................................... 4-17
After replacing the image transfer belt unit ......................................... 4-18
4.6.2 ITB (IMAGE TRANSFER BELT) CLEANING UNIT......................... 4-19
4.6.3 AGITATOR MOTOR ....................................................................... 4-20
4.6.4 ITB (IMAGE TRANSFER BELT) CONTACT MOTOR..................... 4-21
4.6.5 ITB (IMAGE TRANSFER BELT) CONTACT SENSOR ................... 4-22
4.6.6 TM (TONER MARK) SENSOR BASE ............................................. 4-23
4.6.7 WASTE TONER BOTTLE SET SENSOR....................................... 4-24
4.6.8 WASTE TONER OVERFLOW SENSOR ........................................ 4-26
4.7 PAPER TRANSFER................................................................................. 4-27
4.7.1 TRANSFER UNIT ........................................................................... 4-27
4.7.2 TRANSFER ROLLER ..................................................................... 4-28
M018/M019 ii SM