Ricoh B230 Service Manual page 21

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 Bushing........................ 3-85
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
3.12.6 By-pass Paper Size Detection Switch ...................................... 3-92
3.12.7 By-pass Paper Feed Unit ......................................................... 3-93
SM v B230/B237