Sharp MX-RB12 (serv.man2) Service Manual ▷ View online
MX-RB12 N MAINTENANCE 5 – 1
MX-RB12 N
Service Manual
[5] MAINTENANCE
1. Maintenance list
: Checking (clean, replace or adjust as required)
O : Cleaning
: Replace
: Adjust
: Lubricate
: Position shift
There is no need to clean the sensors and detectors in the paper feed and the paper transport systems every time when maintenance is made.
Check and clean in the following cases:
– When a trouble or a jam occurs because of a sensor or a detector. (Check the jam history.)
When cleaning, use Ethanol alcohol.
No.
Part name
When
calling
When cycling the
machine
Remarks
1
Sensors
2
Transport rollers
O
O
3
Pinch rollers
*
* Replace every 3000K.
4
Sensor lever
*
* Replace every 3000K.
5
One way joint
*
* Replace every 3000K.
-
Paper guides
O
Clean with alcohol.
1
1
1
2
3
4
5
3
3
3
3
3
MX-RB12 N MAINTENANCE 5 – 2
2. Each unit removal
A. Interface unit
1)
Pull out the interface unit, and remove four screws.
Note: When the upper guide unit is removed, an adjustment is
required to install it again.
required to install it again.
2)
Remove the rear cabinet and interface transport fan motor 2.
3)
Remove the bracket and the band.
When installing, fit the bracket with the adjustment reference.
No.
Name
1
Interface unit
1
1
4
3
3
1
2
1
5
4
4
3
3
1
2
Adjustment
reference
d0.5
reference
d0.5
MX-RB12 N MAINTENANCE 5 – 3
3. Disassembly and assembly in each unit
A. Rollers
1)
Remove the interface unit.
2)
Open the upper guide unit, and clean the rollers.
B. Sensors
1)
Remove the interface unit.
2)
Remove the left paper exit cabinet, and check the paper interface
cover open/close sensor.
cover open/close sensor.
3)
Remove the cover bottom at the back surface, and check the
interface transport unit inlet port sensor.
interface transport unit inlet port sensor.
No.
Name
1
Paper exit roller (Idle)
2
Paper exit front roller (Idle)
3
Interface roller (Idle)
4
Inlet port rear roller (Idle)
5
Inlet port roller (Idle)
6
Paper exit roller (Drive)
7
Paper exit front roller (Drive)
8
Interface roller (Drive)
9
Inlet port rear roller (Drive)
10
Inlet port roller (Drive)
2
3
4
1
6
7
8
9
10
5
No.
Name
1
Paper interface transport unit insertion sensor
2
Interface transport unit inlet port sensor
3
Interface transport unit outlet port sensor
2
3
1
2
1
1
1
1
1
1
2
MX-RB12 N MAINTENANCE 5 – 4
4)
Remove the Mylar, and check the interface transport unit outlet
port sensor.
port sensor.
C. Motors, fans, and solenoids
1)
Remove the interface unit.
2)
Remove the cover fan upper, and check the interface fan.
NOTE: Lift the hooks. Slide to remove in the direction of the
arrow.
3)
Remove the front cabinet, and check the interface reverse path
solenoid.
solenoid.
4)
Remove the rear cabinet, and check the interface transport motor
2.
2.
No.
Name
1
Interface fan
2
Interface transport motor 1
3
Interface transport motor 2
4
Interface reverse path solenoid
1
1
2
3
2
1
4
1
2
1
Ĭ
Ĭ
ĭ
Ĭ
Ĭ
ĭ
1
1
1
1
1
2
1
2
1
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