Ricoh A-P4, Service Manual

Page: 61 / 381

EM 150K 300K 450K Note
Cleaning Unit
Drum Cleaning Blade* R R R
Cleaning Entrance Seal
C C C
Blower brush, replace if re-
quired.
Side Seal I I I
Development
Development Drive Gears I I I Replace every 5 PM (750 K)
Development Filter* R R R
Developer* I R I
Entrance Seal I I I
Side Seal I I I
Development Roller C C C Dry cloth
Paper Feed
Registration Roller C C C C Water
Registration Sensor C C C Blower brush
Paper Feed Guides C C C Water
Paper Feed Roller*
I R R R
Do SP7803. If count
≥
150 K,
replace roller. Do SP7804 to
reset counter.
Bottom Plate Pads (Paper
Trays)
C C C
Water
Bottom Plate Pad (By-pass
Tray)
C C C
Water
Separation Roller* I R R R Do SP7803. If count ≥ 150 K,
replace roller. Do SP7804 to
reset counter.
Pick-up Roller*
I R R R
Separation Roller
(By-pass feed table)*
I R R R
2. Preventive Maintenance
60
2