Contents3.4.5 Delivery Roller ....................................................................................................................................................... 3- 183.4.5.1 Disconnecting the DADF........................................................................................................................................................ 3- 183.4.5.2 Removing the Front Cover..................................................................................................................................................... 3- 183.4.5.3 Removing the Main Cover ..................................................................................................................................................... 3- 183.4.5.4 Removing the Delivery Roller ................................................................................................................................................ 3- 193.4.6 Pickup Rollor ......................................................................................................................................................... 3- 203.4.6.1 Removing the Pickup Roller................................................................................................................................................... 3- 203.4.7 Separation Rollor................................................................................................................................................... 3- 213.4.7.1 Removing the Front Cover..................................................................................................................................................... 3- 213.4.7.2 Removing the Main Cover ..................................................................................................................................................... 3- 213.4.7.3 Removing the Separation Roller ............................................................................................................................................ 3- 223.4.8 Feeding (pull-off) Roller ......................................................................................................................................... 3- 243.4.8.1 Removing the Front Cover..................................................................................................................................................... 3- 243.4.8.2 Removing the Main Cover ..................................................................................................................................................... 3- 243.4.8.3 Removing the Feeding (pull-off) Roller .................................................................................................................................. 3- 253.4.9 Document Tray ...................................................................................................................................................... 3- 253.4.9.1 Removing the Original Tray ................................................................................................................................................... 3- 253.4.10 Manual Feed Registration Roller ......................................................................................................................... 3- 263.4.10.1 Removing the Front Cover ................................................................................................................................................... 3- 263.4.10.2 Removing the Main Cover.................................................................................................................................................... 3- 263.4.10.3 Removing the Manual Feed Registration Roller ................................................................................................................. 3- 27Chapter 4 Maintenance4.1 User Maintenance ......................................................................................................................................4- 14.1.1 User maintenance item............................................................................................................................................ 4- 14.2 Maintenance and Inspection.......................................................................................................................4- 14.2.1 Periodically Replaced Parts..................................................................................................................................... 4- 14.2.1.1 Periodiccally Replaced Parts ................................................................................................................................................... 4- 14.2.2 Durables .................................................................................................................................................................. 4- 14.2.2.1 Durables................................................................................................................................................................................... 4- 14.2.3 Periodical Servicing ................................................................................................................................................. 4- 24.2.3.1 Scheduled Servicing Chart ...................................................................................................................................................... 4- 24.2.4 Cleaning .................................................................................................................................................................. 4- 34.2.4.1 Outline...................................................................................................................................................................................... 4- 34.2.4.2 Cleaning the Separation Assembly.......................................................................................................................................... 4- 34.2.4.3 Cleaning the Registration Roller .............................................................................................................................................. 4- 44.2.4.4 Copyboard Glass ..................................................................................................................................................................... 4- 54.2.4.5 Belt Assembly .......................................................................................................................................................................... 4- 64.2.4.6 Original Trailing Edge Sensor .................................................................................................................................................. 4- 64.2.4.7 Original Sensor ........................................................................................................................................................................ 4- 64.2.4.8 Separation Paper/Skew Paper................................................................................................................................................. 4- 64.2.4.9 Pre-Registration Roller Paper .................................................................................................................................................. 4- 74.2.4.10 Post-Registration Roller Paper............................................................................................................................................... 4- 84.2.4.11 Reversal Paper Sensor .......................................................................................................................................................... 4- 84.2.4.12 Manual Feed Registration ...................................................................................................................................................... 4- 94.2.4.13 Pickup Roller .......................................................................................................................................................................... 4- 94.2.4.14 Separation Belt/Feeding......................................................................................................................................................... 4- 94.2.4.15 Pull-Off Roller....................................................................................................................................................................... 4- 104.2.4.16 Registration Roller................................................................................................................................................................ 4- 114.2.4.17 Reversing Roller A, Support Member .................................................................................................................................. 4- 114.2.4.18 Reversing Roller B, Support Member .................................................................................................................................. 4- 114.2.4.19 Manual Feed Roller, Support Member ................................................................................................................................. 4- 124.2.4.20 Delivery Roller, Support Member ......................................................................................................................................... 4- 124.2.4.21 Manual Feed Registration Roller, Support Member............................................................................................................. 4- 124.3 Adjustment................................................................................................................................................4- 134.3.1 Basic Adjustment................................................................................................................................................... 4- 134.3.1.1 Basic Adjustments ................................................................................................................................................................. 4- 134.3.1.2 ADF Height Adjustment ......................................................................................................................................................... 4- 134.3.1.3 ADF Right Angle Adjustment ................................................................................................................................................. 4- 13