Canon imagePROGRAF iPF825 Service Manual page 141

Contents
4.1 Service Parts .............................................................................................................................................. 4-1
4.1.1 Service Parts ........................................................................................................................................................... 4-1
4.2 Disassembly/Reassembly........................................................................................................................... 4-2
4.2.1 Disassembly/Reassembly ....................................................................................................................................... 4-2
4.3 Points to Note on Disassembly and Reassembly ....................................................................................... 4-2
4.3.1 Note: Items that should never be disassembled...................................................................................................... 4-2
4.3.2 Moving the carriage manually.................................................................................................................................. 4-2
4.3.3 Units requiring draining of ink .................................................................................................................................. 4-2
4.3.4 External Covers ....................................................................................................................................................... 4-4
4.3.5 Drive Unit................................................................................................................................................................ 4-17
4.3.6 Cutter...................................................................................................................................................................... 4-19
4.3.7 Carriage Unit .......................................................................................................................................................... 4-21
4.3.8 Ink Tube Unit .......................................................................................................................................................... 4-26
4.3.9 Pick-up/Feed Unit ................................................................................................................................................... 4-29
4.3.10 Purge Unit............................................................................................................................................................. 4-32
4.3.11 Waste Ink Collection Unit...................................................................................................................................... 4-33
4.3.12 Ink Tank Unit......................................................................................................................................................... 4-43
4.3.13 Multi Sensor.......................................................................................................................................................... 4-45
4.3.14 Linear Encoder Sensor ......................................................................................................................................... 4-48
4.3.15 Head Management Sensor................................................................................................................................... 4-49
4.3.16 PCBs..................................................................................................................................................................... 4-50
4.3.17 Opening the Cap/Moving the Wiper Unit .............................................................................................................. 4-51
4.3.18 Opening and closing ink supply valves................................................................................................................. 4-52
4.3.19 Draining the ink..................................................................................................................................................... 4-53
4.4 Applying the Grease ................................................................................................................................. 4-54
4.4.1 Applying the Grease ............................................................................................................................................... 4-54
4.5 Adjustment and Setup Items .................................................................................................................... 4-57
4.5.1 Adjustment Item List ............................................................................................................................................... 4-57
4.5.2 Procedure after Replacing the Carriage Unit or Multi Sensor ................................................................................ 4-57
4.5.3 Procedure after Replacing the Feed Roller or Feed Roller Encoder ...................................................................... 4-57
4.5.4 Procedure after Replacing the Head Management Sensor.................................................................................... 4-57
Contents