MX-C250 MAINTENANCE 9 – 4
3.Maintenance list
✕
: Check (Clean, replace, or adjust according to necessity.) O: Clean
: Replace
: Adjust
✩
: Lubricate
Section name
Unit name
When
calling
45
K
75
K
90
K
135
K
150
K
180
K
225
K
270
K
300
K
Remarks
OPC drum section
OPC drum unit
(monochrome)
-
-
-
-
-
-
-
OPC drum unit (color)
-
-
-
-
Developing section
Developing unit
(monochrome)
-
-
-
-
-
-
-
Developing unit (color)
-
-
-
-
Toner cartridge
Toner cartridge BK
User replacement for every toner empty.
Toner cartridge CMY
User replacement for every toner empty.
Toner collection
container
Toner collection container
Replaced by the user when full is detected.
Section
name
Unit name
Part name
When
calling
75
K
150
K
225
K
300
K
Remark
SPF section
SPF unit
Paper feed roller
O
O
O
O
O
Replace when the SPF feed counter reaches
100K or parts are worn.
Paper pickup roller
O
O
O
O
O
Each transport roller
X
X
X
X
X
Scan plate
O
O
O
O
O
Paper exit roller
X
X
X
X
X
Discharge brush
X
X
X
X
X
OC mat
O
O
O
O
O
Gears
X
X
X
X
X
RSPF section
RSPF unit
Paper feed roller
O
O
O
O
O
Replace when the RSPF feed counter reaches
100K or parts are worn.
Paper pickup roller
O
O
O
O
O
Each transport roller
X
X
X
X
X
Scan plate
O
O
O
O
O
Paper exit roller
X
X
X
X
X
Discharge brush
X
X
X
X
X
OC mat
O
O
O
O
O
Gears
X
X
X
X
X
Belts
X
X
X
X
X
Scanner
section
Scanner unit
CIS
X
X
X
X
X
Air cleaning on SELFOC lens part.
Table glass, SPF glass
X
X
X
X
X
Rail
X
X
X
X
X
Grease the indicated area with MOLYKOTE
EM50-L when checking.
Drive belt
X
X
X
X
X
Drive gears / pulley
X
X
X
X
X
Transfer
section
Primary
transfer unit
Primary transfer unit
X
-
-
Replace at 150K or 2 year of use.
Secondary
transfer unit
Secondary transfer roller
X
-
O
-
O
Replace as needed
LSU section
LSU
Dust-proof glass
X
X
X
X
X
Others
LSU cleaning unit
X
Replace as needed
Paper feed
section
Manual paper
feed unit/Tray
paper feed unit
Paper feed roller
X
O
O
O
O
Replace at 100K of each counter or 1 year of
use.
Separation roller
X
O
O
O
O
Torque limiter
X
O
O
O
O
Sensors
X
X
X
X
X
Paper
registration
section
(paper
transport
section)/
Paper exit
section/ADU
section
PS auxilrary roller
X
O
O
O
O
Transport rollers
X
O
O
O
O
Paper guides
O
O
O
O
O
Discharge brush
X
X
X
X
X
Gears
X
X
X
X
X
Apply to the specified area when checking.
FLOIL GE-676
Paper dust removing unit
Drive section
Gears (grease)
X
X
X
X
X
Apply to the specified area when checking.
FLOIL G-313S
Shaft earth sections
conduction grease
X
X
X
X
X
Apply to the specified area when checking.
FLOIL GE-676
Belts
X
X
X
X
X
Sensors
X
X
X
X
X
Fusing
section
Fusing unit
Fusing unit
X
-
-
Replace at 150K or 2 year of use.
Other
Process registration sensor
X
O
O
O
O
Clean when the Fusing unit and the Drum
cartridge is replaced.
Ozone filter
X
Replace at 75K
2
‘
13/Oct
2
