Service manual

Chapter 9
9-3
T-9-2
9.4 Parts Replacement Procedure
9.4.1 Main Drive Assembly
9.4.1.1 Removing the Drum Unit
0011-0050
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
1) Open the front cover [1].
2) Turn the developing assembly locking lever [2] clockwise to open the left
door [3].
3) Draw out the drum unit [4].
F-9-6
- When attaching or detaching the drum unit, open the left door fully to pre-
vent the damage to the drum unit.
- To prevent exposure of the drum, cover the drum unit with a few sheets of
paper and place it in a safe place.
9.4.1.2 Removing the Rear Cover
0011-0051
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
1) Remove the four screws [1], and then detach the rear cover [2].
F-9-7
9.4.1.3 Removing the Left Cover (Rear)
0011-0052
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
1) Remove the three screws [1], and then detach the left cover (rear).
F-9-8
9.4.1.4 Removing the Main Motor
0011-0053
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
1) Disconnect the connector [1], remove three screws [2], and then remove
the main motor [3].
F-9-9
9.4.1.5 Removing the Registration Clutch
0011-1524
iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
1) Disconnect the connector [1], and then remove the harness from the three
wire saddles [2].
2) Remove the resin ring [3], and then remove the registration clutch [4].
F-9-10
Output 24V 5V 5VR 3.3V 3.3VR
Rated output voltage 24V 5.1V 5.1V 3.4V 3.4V
Output voltage tolerance +10%ÅA-5% +3%ÅA-4% +3%ÅA-4% +3%ÅA-3% +3%ÅA-3%
Rated output current 5.5A 1.0A 2.0A 2.5A 1.0A
Overcurrent protection trigger current 8.0A 2.5A 4.0A 5.0A 2.0A
Overvoltage protection trigger voltage 32.5V 8.0V 8.0V 5.5V 5.5V
[2]
[1]
[3]
[4]
[1]
[2]
[1]
[2]
[1]
[2]
[1]
[3]
[1] [4]
[2] [3]