Ricoh B230 Service Manual page 6

3.10.1 DRIVE UNIT FAN .................................................................... 3-61
3.10.2 GEAR UNIT ............................................................................. 3-61
3.10.3 REGISTRATION MOTOR........................................................ 3-64
3.10.4 PAPER FEED MOTOR ............................................................ 3-64
3.10.5 DRUM/DEVELOPMENT MOTOR-K ........................................ 3-65
3.10.6 ITB DRIVE MOTOR ................................................................. 3-66
3.10.7 FUSING/PAPER EXIT MOTOR ............................................... 3-66
3.10.8 IMAGE TRANSFER BELT CONTACT MOTOR....................... 3-67
3.10.9 PAPER TRANSFER CONTACT MOTOR ................................ 3-67
3.10.10 DUPLEX INVERTER MOTOR.............................................. 3-68
3.10.11 TONER TRANSPORT MOTOR ........................................... 3-68
3.10.12 TONER COLLECTION UNIT................................................ 3-69
3.10.13 PAPER FEED CLUTCHES .................................................. 3-69
3.10.14 DRUM MOTOR-MCY ........................................................... 3-70
3.10.15 DEVELOPMENT MOTOR-MCY........................................... 3-71
3.10.16 DEVELOPMENT CLUTCH-K ............................................... 3-71
3.11 FUSING .......................................................................................... 3-72
3.11.1 FUSING UNIT .......................................................................... 3-72
3.11.2 FUSING BELT, PRESSURE ROLLER, FUSING LAMPS ........ 3-73
3.11.3 HEATING, FUSING AND TENSION ROLLER......................... 3-78
3.11.4 LUBRICANT ROLLER AND CLEANING ROLLER .................. 3-79
3.11.5 FUSING/PAPER EXIT FAN ..................................................... 3-80
3.11.6 HEATING ROLLER THERMOSTATS...................................... 3-81
3.11.7 HEATING ROLLER THERMISTOR ......................................... 3-81
3.11.8 PRESSURE ROLLER THERMISTOR AND THERMOSTAT ... 3-82
3.11.9 THERMOPILE.......................................................................... 3-83
3.11.10 FUSING GEAR AND ONE-WAY CLUTCH........................... 3-84
3.11.11 HEATING ROLLER BEARING AND INSULATING BUSHING3-85
3.11.12 PRESSURE ROLLER BEARING ......................................... 3-87
3.12 PAPER FEED ................................................................................. 3-88
3.12.1 PAPER FEED UNIT................................................................. 3-88
3.12.2 PICK-UP, FEED AND SEPARATION ROLLERS..................... 3-88
3.12.3 TRAY LIFT MOTOR................................................................. 3-89
3.12.4 VERTICAL TRANSPORT SENSOR, PAPER OVERFLOW
SENSOR AND PAPER END SENSOR............................................... 3-90
3.12.5 REGISTRATION SENSOR ...................................................... 3-91
SM B230/B237/D042