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Ricoh Mp C3000 Service Manual

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SM 3-61 B230/B237/D042 
Replacement 
Adjustment 
3.10.1  DRIVE UNIT FAN 
 
1.  Rear cover (
 Rear Cover) 
2.  Right rear cover (
  Right Rear Cover) 
3.  High voltage supply board bracket (
  High Voltage Supply Board Bracket) 
4.  Remove the drive unit fan [A] (
 x 1,   x 1, hook x 2) 
When installing the drive unit fan 
 
Make sure that the drive unit fan is insta lled with its decal facing to the right side. 
3.10.2 GEAR UNIT 
 
ƒ  Do not remove the drum motor-MCY from  the gear unit. It is not easy in the field to 
adjust the gear position between t he drum motor MCY and the gear unit. 
1.  Rear cover (
 Rear Cover) 
2.  High voltage supply board bracket (
  High Voltage Supply Board Bracket) 
3.  Controller box (
 Controller Box) 
4.  Toner supply tube fan duct (
  Toner Supply Tube Fan)
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B230/B237/D042 3-62 SM 
 
5.  Release the four hooks of the duct from the frame. 
6.  Remove the drive unit fan duct [A] (
 x 1,  x 1,  x 1). 
7.  PSU bracket (
 PSU) 
8.  IOB bracket (
 IOB) 
9.  Drum/development motor-K (
 Drum/Development Motor-K) 
10.  Image transfer belt contact motor(
  Image Transfer Belt Contact Motor) 
11.  Toner transport motor (
  Toner Transport Motor) 
12.  Open the front door and right door. 
13.  Open the drum positioning plate. 
14.  Pull the image transfer belt unit a little (
  Image Transfer Belt Unit). 
15.  Pull the four PCUs a little (
 PCU). 
 
16.  Release all the clamps on the rear side of the gear unit (
 x 11). 
17.  Release all the clamps [B] on the top of the gear unit (
 x 4).
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SM 3-63 B230/B237/D042 
Replacement 
Adjustment 
 
18.  Disconnect all the connectors (
 x 12). 
 
19.  Gear unit [C] (
  x 7, timing belt x 1)
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B230/B237/D042 3-64 SM 
3.10.3 REGISTRATION MOTOR 
 
1.  Rear cover (
 Rear Cover) 
2.  High voltage supply board bracket (
  High Voltage Supply Board Bracket) 
3.  Drum/development motor-K (
 Drum/Development Motor-K) 
4.  Registration motor bracket [A] (
 x 3,  x 1,   x 2, timing belt x 1) 
5.  Remove the registration motor from the bracket (
 x 2). 
3.10.4  PAPER FEED MOTOR 
 
1.  Rear cover (
 Rear Cover) 
2.  High voltage supply board bracket (
  High Voltage Supply Board Bracket) 
3.  PSU bracket (
 PSU) 
4.  Right rear cover (
  Right Rear Cover) 
5.  Paper feed clutch 1 and 2 (
  Paper Feed Clutches)
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SM 3-65 B230/B237/D042 
Replacement 
Adjustment 
6.  Paper feed motor bracket [A] ( x 5,  x 1,  x 3) 
 
7.  Paper feed motor [B] (
  x 2, timing belt x 1) 
3.10.5 DRUM/DEVELOPMENT MOTOR-K 
 
1.  Rear cover (
 Rear Cover) 
2.  High voltage supply board bracket (
  High Voltage Supply Board Bracket) 
3.  Drum/Development motor-K [A] (
 x 4,  x 1)
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B230/B237/D042 3-66 SM 
3.10.6  ITB DRIVE MOTOR 
 
1.  Rear cover (
 Rear Cover) 
2.  High voltage supply board bracket (
  High Voltage Supply Board Bracket) 
3.  ITB drive motor [A] (
 x 4,  x 1) 
3.10.7 FUSING/PAPER EXIT MOTOR 
 
1.  Rear cover (
 Rear Cover) 
2.  High voltage supply board bracket (
  High Voltage Supply Board Bracket) 
3.  Toner supply tube fan duct [A] (
 x 3,  x 1,  x 1) 
4.  Fusing/paper exit motor [B] (
 x 4,  x 1)
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SM 3-67 B230/B237/D042 
Replacement 
Adjustment 
3.10.8 IMAGE TRANSFER  BELT CONTACT MOTOR 
 
1.  Rear cover (
 Rear Cover) 
2.  Open the controller box. (
 Controller Box) 
3.  Transfer belt contact motor [A] (
 x 2,  x 1,  x 1) 
3.10.9 PAPER TRANSF ER CONTACT MOTOR 
 
1.  Rear cover (
 Rear Cover) 
2.  High voltage supply board bracket (
  High Voltage Supply Board Bracket) 
3.  Right rear cover (
  Right Rear Cover) 
4.  Paper transfer contact motor [A] (
 x 2,  x 1)
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B230/B237/D042 3-68 SM 
3.10.10 DUPLEX  INVERTER  MOTOR 
 
1.  Rear cover (
 Rear Cover) 
2.  High voltage supply board bracket (
  High Voltage Supply Board Bracket) 
3.  Toner supply tube fan duct [A] (
 x 3,  x 1,  x 1) 
4.  Duplex inverter motor [B] (
 x 2,  x 1,  x 1) 
3.10.11 TONER  TR ANSPORT MOTOR 
 
1.  Rear cover (
 Rear Cover) 
2.  Controller box (
 Controller Box) 
3.  Toner transport motor [A] (
 x 3,  x 1)
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SM 3-69 B230/B237/D042 
Replacement 
Adjustment 
3.10.12 TONER  COLLECTION  UNIT 
 
1.  Gear unit (
 Gear Unit) 
2.  Toner collection unit [A] (
 x 6,  x 3) 
3.10.13 PAPER FEED CLUTCHES 
 
1.  Rear cover (
 Rear Cover) 
2.  High voltage supply board bracket (
  High Voltage Supply Board Bracket) 
3.  PSU bracket (
 PSU) 
4.  Paper feed clutch 1 bracket [A] (
 x 2,   x 1, bushing x 1)
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B230/B237/D042 3-70 SM 
 
5.  Paper feed clutch 1 [B] (
 x 1,  x 1) 
 
6.  Paper feed clutch 2 bracket [C] (
 x 2,   x 1, bushing x 1) 
7.  Paper feed clutch 2 (
 x 1,  x 1) 
3.10.14 DRUM  MOTOR-MCY 
 
ƒ  Do not remove the PCUs when  you replace the drum motor-MCY.
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