Olivetti d-color MF651, Service Manual, Page: 78 / 1053

3. PERIODICAL MIANTENANCE ITEMS Field Service Ver. 2.0 Jul. 2009
18
MAINTENANCE
C. Periodical maintenance 3 (life counter; every 300,000 counts)
*1: Replace those three parts at the same time.
*2: Replace these parts when drum unit/K is replaced, or when either black 285,000 counts
or color 120,000 counts is reached.
*3: Replace it when replacing drum unit/K.
D. Periodical maintenance 4 (life counter; every 600,000 counts)
*1: When fusing unit is replaced.
3.1.2 Automatic document feeder (ADF)
A. Periodical maintenance 1 (life counter; every 50,000 counts)
No. Section Description/part name Qt. Clean Check
Lubri-
cation
Replace
Descrip-
tions
1 Manual bypass
tray
Tray 1
Tray 2 Pick-up roller 1
●
*1
Feed roller 1
●
Separation roller assy
1
●
2 Tray 3
Tray 4 Pick-up roller 1
●
*1 Feed roller 1
●
Separation roller 1
●
3 Processing
section Toner filter 1
●
*2
4 Drum unit/K 1
●
5 Ozone filter 1
●
*3
No. Section Description/part name Qt. Clean Check
Lubri-
cation
Replace
Descrip-
tions
1 Conveyance
section Transfer roller unit
1
●
2 Image transfer
section Transfer belt unit
1
●
3 Fusing section Fusing unit 1
●
4 IH coil unit 1
●
*1
No. Section Description/part name Qt. Clean Check
Lubri-
cation
Replace
Descrip-
tions
1 Overall Paper feed and image
conditions

●
2 Appearance

● ●
3 Paper feed
section Pick-up roller 
●
4 Feed roller

●
5 Separation roller 
●
6 Conveyance
section Roller and rolls

●
7 Scanning
section Scanning guide

●
8 Paper feed
section Reflective sensor section

●
Service Manual Y110571-1