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Chapter 4 Drum Section
(10) Removing the Ink Detection PCB Unit
1. Remove the inner frame.
2. Disconnect the connector.
3. Remove the two screws and the earth screw,
and remove the ink detection PCB unit.
(S tight hexagon head WH rounded end screw
3 x 6)
● Confirm that the detection needle is vertical
with the PCB Unit and does not contact
anywhere, when installing the Ink detection
PCB Unit.
(11) Removing the Ink roller Up/Down Motor
1. Remove the inner frame.
2. Disconnect the wo connectors.
3. Remove the four screws to remove the motor
bracket.
(Pan head screw with spring washer 4 x 18)
4. Loosen the hexagon socket set screw, and
remove the gear.
5. Remove the three screws to remove the ink
roller up/down motor.
(Pan head screw with spring washer 3 x 6)
Reinstallation
● Leave space by 3 mm in the part in
the figure when installing the gear after
replacing the
motor.
Reinstallation
Screw
Screw
Screw
Screw
Screw
Connector
Connector
Connector
Ink detection
PCB unit
Earth screw
Ink detection PCB unit
Ink roller
Motor bracket
Gear
Hexagon socket
set screw
Ink roller
up/down motor
Squeegee roller
Detection
needle
7
→See (7) above
→See (7) above
IMPORTANT
IMPORTANT
Содержание DD 5450
Страница 1: ...RICOH DD5450 DD5440 Machine Code C284 C283 Field Service Manual June 2016...
Страница 2: ......
Страница 15: ...Chapter 1 Dimensions 13 2 Dimensions 2 622 1405 555 228 1080 710 980 688 370 Unit mm...
Страница 37: ...35 Chapter 2 Machine Installation 5 Touch OK DATE TIME is set 6 Touch END 1...
Страница 170: ......
Страница 262: ......