Minolta Di551 Service Manual page 450

2. RADF [EDH](Every 250,000 copies)
NO Classification
1 Preparation (1) Paper through check
2 Paper feed (1) Size detection sensor/1
section (2) Size detection sensor/2
(3) Registration sensor
(4) Feed roller
(5) Paper feed roller rubber
(6) Double feed prevention roller
rubber
(7) Cleaning pad
(8) Registration roller
3 Conveyance (1) Read sensor
section (2) Skew sensor (F)
(3) Skew sensor (R)
(4) Double side registration sen-
sor
(5) Read roller (F)
(6) Read roller (R)
(7) Platen guide
(8) Reverse conveyance roller/1
(9) Reverse conveyance roller/2
4 Paper exit (1) Paper exit roller
section
5 Final check (1) Paper through check
(2) Exterior cleaning
Number
Service item
of parts
replaced
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3-5
Implementation classification
Clea- Inspe- Lubric- Replace
ning ction ation -ment
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SERVICE
Note