Ricoh Mp C3000 Service Manual
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![Page 196
B230/B237/D042 3-46 SM
ƒ Avoid touching these spring terminals [D].
6. Pass the harness of the toner pump unit behind the hook [E], while pressing at
[F].
7. Secure the toner supply tube with the hol der [G], lifting up the edge of the holder
very gently.
ƒ Be careful when you lift the edge of the holder, because t he holder is easily
broken.
8. Insert the toner pump unit [H] into the rear frame of the machine (
x 2).](http://img.usermanuals.tech/thumb/64/98663/w64_mp-c3000-service-manual-1509271621_d-195.png "Page 196
B230/B237/D042 3-46 SM
ƒ Avoid touching these spring terminals [D].
6. Pass the harness of the toner pump unit behind the hook [E], while pressing at
[F].
7. Secure the toner supply tube with the hol der [G], lifting up the edge of the holder
very gently.
ƒ Be careful when you lift the edge of the holder, because t he holder is easily
broken.
8. Insert the toner pump unit [H] into the rear frame of the machine (
x 2).")
![Page 197
SM 3-47 B230/B237/D042
Replacement
Adjustment
3.7.6 TONER END SENSOR
1. Rear cover (
Rear Cover)
2. Controller box (
Controller Box)
3. Toner end sensor [A] (
x 1, 2 hooks each)](http://img.usermanuals.tech/thumb/64/98663/w64_mp-c3000-service-manual-1509271621_d-196.png "Page 197
SM 3-47 B230/B237/D042
Replacement
Adjustment
3.7.6 TONER END SENSOR
1. Rear cover (
Rear Cover)
2. Controller box (
Controller Box)
3. Toner end sensor [A] (
x 1, 2 hooks each)")
![Page 198
B230/B237/D042 3-48 SM
3.8 IMAGE TRANSFER
3.8.1 IMAGE TRANSFER BELT UNIT
1. Open the right door.
2. Open the front door
3. Open the drum positioning plate. (
PCU)
4. Turn the image transfer belt unit lock lever [A] counterclockwise.
5. Pull out the image transfer belt unit [B] halfway.
6. Grasp the handles [C], and then pull out the image transfer belt unit fully.](http://img.usermanuals.tech/thumb/64/98663/w64_mp-c3000-service-manual-1509271621_d-197.png "Page 198
B230/B237/D042 3-48 SM
3.8 IMAGE TRANSFER
3.8.1 IMAGE TRANSFER BELT UNIT
1. Open the right door.
2. Open the front door
3. Open the drum positioning plate. (
PCU)
4. Turn the image transfer belt unit lock lever [A] counterclockwise.
5. Pull out the image transfer belt unit [B] halfway.
6. Grasp the handles [C], and then pull out the image transfer belt unit fully.")
![Page 200
B230/B237/D042 3-50 SM
3.8.3 IMAGE TRANSFER BELT
1. Image transfer belt cleaning unit (
Image Transfer Belt Cleaning Unit)
2. Image transfer belt unit (
PCU)
3. Turn the image transfer unit contact lever [A] counterclockwise (as seen from
the rear).
4. Gear [B] (hook x 1)
5. Turn the gear cover [C] clockwise (as seen from the rear) (
x 1) [D].
6. Image transfer belt unit top cover [D] (
x 6).
[ D ]](http://img.usermanuals.tech/thumb/64/98663/w64_mp-c3000-service-manual-1509271621_d-199.png "Page 200
B230/B237/D042 3-50 SM
3.8.3 IMAGE TRANSFER BELT
1. Image transfer belt cleaning unit (
Image Transfer Belt Cleaning Unit)
2. Image transfer belt unit (
PCU)
3. Turn the image transfer unit contact lever [A] counterclockwise (as seen from
the rear).
4. Gear [B] (hook x 1)
5. Turn the gear cover [C] clockwise (as seen from the rear) (
x 1) [D].
6. Image transfer belt unit top cover [D] (
x 6).
[ D ]")
![Page 201
SM 3-51 B230/B237/D042
Replacement
Adjustment
7. Three stays [E] (
x 6)
8. Guide plate [F] (as seen from the right side of the machine) (
x 2)
9. Remove the two screws and then rear hold bracket [G] (as seen from the rear).](http://img.usermanuals.tech/thumb/64/98663/w64_mp-c3000-service-manual-1509271621_d-200.png "Page 201
SM 3-51 B230/B237/D042
Replacement
Adjustment
7. Three stays [E] (
x 6)
8. Guide plate [F] (as seen from the right side of the machine) (
x 2)
9. Remove the two screws and then rear hold bracket [G] (as seen from the rear).")
![Page 202
B230/B237/D042 3-52 SM
10. Remove the two screws and then front hold bracket [H] (as seen from the front).
11. Put the front side of the image transfer belt unit on a corner of the table or a box as shown.
12. Pull the tension roller [I] as shown.](http://img.usermanuals.tech/thumb/64/98663/w64_mp-c3000-service-manual-1509271621_d-201.png "Page 202
B230/B237/D042 3-52 SM
10. Remove the two screws and then front hold bracket [H] (as seen from the front).
11. Put the front side of the image transfer belt unit on a corner of the table or a box as shown.
12. Pull the tension roller [I] as shown.")
![Page 203
SM 3-53 B230/B237/D042
Replacement
Adjustment
13. Image transfer belt [J]
When reinstalling the image transfer belt
ƒ Clean all rollers with dry cloth before installing the image transfer belt.
ƒ Make sure that the tape [A] inside the front or rear edge of the image transfer belt
catches the rim [B] of the tension ro ller or image transfer belt drive roller.
ƒ There is a rim at each edge of the transfer belt. All the rollers in the transfer belt unit
must be between the two rims....](http://img.usermanuals.tech/thumb/64/98663/w64_mp-c3000-service-manual-1509271621_d-202.png "Page 203
SM 3-53 B230/B237/D042
Replacement
Adjustment
13. Image transfer belt [J]
When reinstalling the image transfer belt
ƒ Clean all rollers with dry cloth before installing the image transfer belt.
ƒ Make sure that the tape [A] inside the front or rear edge of the image transfer belt
catches the rim [B] of the tension ro ller or image transfer belt drive roller.
ƒ There is a rim at each edge of the transfer belt. All the rollers in the transfer belt unit
must be between the two rims....")
![Page 204
B230/B237/D042 3-54 SM
ƒ This belt must be installed the correct way around. When you reinstall the image
transfer belt unit, install it with the painted number [D] on the belt at the rear side of the
unit.
ƒ Put Lubricant Powder (B132 9700) on the su rface of the image transfer belt [A], while
you turn the drive gear [B] at a constant speed, as shown. (The straight arrow in the
picture shows belt movement direction.) Lubricant powder prevents the image transfer
cleaning blade from...](http://img.usermanuals.tech/thumb/64/98663/w64_mp-c3000-service-manual-1509271621_d-203.png "Page 204
B230/B237/D042 3-54 SM
ƒ This belt must be installed the correct way around. When you reinstall the image
transfer belt unit, install it with the painted number [D] on the belt at the rear side of the
unit.
ƒ Put Lubricant Powder (B132 9700) on the su rface of the image transfer belt [A], while
you turn the drive gear [B] at a constant speed, as shown. (The straight arrow in the
picture shows belt movement direction.) Lubricant powder prevents the image transfer
cleaning blade from...")
![Page 205
SM 3-55 B230/B237/D042
Replacement
Adjustment
3.9 PAPER TRANSFER
3.9.1 PAPER TRANSFER ROLLER UNIT
If you will install a new paper transfer unit, then set SP 3902-016 to 1.
ƒ If you do this, then the machine will reset the PM counter for the paper transfer unit
automatically, after you turn the power on again.
1. Open the right door.
2. Release the two locks [A].
3. Paper transfer roller unit [B]
3.9.2 PAPER TRANSFER UNIT
If you will install a new paper transfer unit, then set SP...](http://img.usermanuals.tech/thumb/64/98663/w64_mp-c3000-service-manual-1509271621_d-204.png "Page 205
SM 3-55 B230/B237/D042
Replacement
Adjustment
3.9 PAPER TRANSFER
3.9.1 PAPER TRANSFER ROLLER UNIT
If you will install a new paper transfer unit, then set SP 3902-016 to 1.
ƒ If you do this, then the machine will reset the PM counter for the paper transfer unit
automatically, after you turn the power on again.
1. Open the right door.
2. Release the two locks [A].
3. Paper transfer roller unit [B]
3.9.2 PAPER TRANSFER UNIT
If you will install a new paper transfer unit, then set SP...")
![Page 206
B230/B237/D042 3-56 SM
2. Open the right door.
3. Remove the clip ring [A].
4. Move the vertical transport unit to the left side with lever Z [B].
5. Remove the pin [C], and then remove the harness cover [D].
6. You do not need to remove the pin bushing [E] from the harness cover.
7. Disconnect the connector [F ] and release the clamp [G].](http://img.usermanuals.tech/thumb/64/98663/w64_mp-c3000-service-manual-1509271621_d-205.png "Page 206
B230/B237/D042 3-56 SM
2. Open the right door.
3. Remove the clip ring [A].
4. Move the vertical transport unit to the left side with lever Z [B].
5. Remove the pin [C], and then remove the harness cover [D].
6. You do not need to remove the pin bushing [E] from the harness cover.
7. Disconnect the connector [F ] and release the clamp [G].")
SM 3-51 B230/B237/D042 Replacement Adjustment 7. Three stays [E] ( x 6) 8. Guide plate [F] (as seen from the right side of the machine) ( x 2) 9. Remove the two screws and then rear hold bracket [G] (as seen from the rear).
B230/B237/D042 3-52 SM 10. Remove the two screws and then front hold bracket [H] (as seen from the front). 11. Put the front side of the image transfer belt unit on a corner of the table or a box as shown. 12. Pull the tension roller [I] as shown.
SM 3-53 B230/B237/D042 Replacement Adjustment 13. Image transfer belt [J] When reinstalling the image transfer belt ƒ Clean all rollers with dry cloth before installing the image transfer belt. ƒ Make sure that the tape [A] inside the front or rear edge of the image transfer belt catches the rim [B] of the tension ro ller or image transfer belt drive roller. ƒ There is a rim at each edge of the transfer belt. All the rollers in the transfer belt unit must be between the two rims. ƒ Two tapes (width [C]: about 5 mm) are attached inside the front and rear edge of the image transfer belt. ⇒ Rev. 03/2007
B230/B237/D042 3-54 SM ƒ This belt must be installed the correct way around. When you reinstall the image transfer belt unit, install it with the painted number [D] on the belt at the rear side of the unit. ƒ Put Lubricant Powder (B132 9700) on the su rface of the image transfer belt [A], while you turn the drive gear [B] at a constant speed, as shown. (The straight arrow in the picture shows belt movement direction.) Lubricant powder prevents the image transfer cleaning blade from turning up. ƒ Do not put the lubricant powder at the right side of the image transfer belt unit (the above picture is taken from the rear). Otherwise, lubricant powder may damage the encoder sensor.
SM 3-55 B230/B237/D042 Replacement Adjustment 3.9 PAPER TRANSFER 3.9.1 PAPER TRANSFER ROLLER UNIT If you will install a new paper transfer unit, then set SP 3902-016 to 1. ƒ If you do this, then the machine will reset the PM counter for the paper transfer unit automatically, after you turn the power on again. 1. Open the right door. 2. Release the two locks [A]. 3. Paper transfer roller unit [B] 3.9.2 PAPER TRANSFER UNIT If you will install a new paper transfer unit, then set SP 3902-016 to 1. ƒ If you do this, then the machine will reset the PM counter for the paper transfer unit automatically, after you turn the power on again. 1. Turn off the main power switch.
B230/B237/D042 3-56 SM 2. Open the right door. 3. Remove the clip ring [A]. 4. Move the vertical transport unit to the left side with lever Z [B]. 5. Remove the pin [C], and then remove the harness cover [D]. 6. You do not need to remove the pin bushing [E] from the harness cover. 7. Disconnect the connector [F ] and release the clamp [G].
SM 3-57 B230/B237/D042 Replacement Adjustment 8. Remove the bushing [H] ( x 1). 9. Slide up the paper transfer unit [I], and then remove it. 3.9.3 ID SENSOR BOARD 1. K PCU ( PCU) 2. Rear cover ( Rear Cover)
B230/B237/D042 3-58 SM 3. Right rear cover ( Right Rear Cover) 4. Duplex unit ( Duplex Unit) 5. Fusing unit ( Fusing Unit) 6. Image transfer belt unit ( Image Transfer Belt Unit) 7. ID sensor unit [A] ( x 2, x 2, x 1) 8. ID sensor board [B] ( x 6) Cleaning for ID sensors ID sensors require a cleaning procedure every 320K. Do the following steps for ID sensor cleaning. 1. K PCU ( PCU) 2. Fusing unit ( Fusing Unit) 3. Image transfer belt unit ( Image Transfer Belt Unit) 4. Slide the ID sensor shutter [A] to the left side. 5. Clean the ID sensors keeping the ID sensor shutter to the left. After installing a new ID sensor unit/board Do the following adjustment after installing a new ID sensor unit/board. 1. Plug in and turn on the main power switch of the copier. 2. Enter the SP mode. 3. Input all correction coefficients [A] for the ID sensor with the SP modes referring to the barcode sheet provided with the new ID sensor unit/board. ƒ For example, input 1.00 with SP3-362-013. 4. Exit the SP mode.
B230/B237/D042 3-60 SM 3.10 DRIVE UNIT The drawing above shows the drive unit layout. 1. Fusing/paper exit motor 2. ITB drive motor 3. Paper transfer contact motor 4. Registration motor 5. Paper feed motor 6. Paper feed clutch – Tray 2 7. Paper feed clutch – Tray 1 8. Drum/Development drive motor-K 9. Development drive motor-CMY 10. Toner transport motor 11. Image transfer belt contact motor 12. Drum drive motor-CMY There are some motors and clutches, which are not shown in the above drawing: ƒ Tray lift motor 1 and 2 ƒ Duplex inverter motor ƒ Duplex/By-pass Motor ƒ Shutter motor ƒ Development clutch