Canon BJC-8500 Service Manual
Also see for BJC-8500: User manual
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4.2.3 Purge unit tubesWhen ink and ink optimizer react, they harden, so, separate absorbers are used forabsorbing waste ink and ink optimizer. Be sure to check that the three tubes on thepurge unit (blue and yellow for ink, transparent for ink optimizer) are at the locationsspecified inFigure 5-7 Purge Unit Tubes. When the tube tips are blocked, ink mayharden on the tube tips, and cause defective suction. Pay special attention to thiswhen assembling the purge unit.4.2.4 Screw fastening of idle pulley ass'yUse the spring scale (special tool: CK-0055-000) to fasten the idle pulley ass'y screwwhen it has been loosened, for example, to remove the carriage. Tighten the screw byapplying a tension of 1760±100gf read on the spring scale. Before you fasten thescrew, move the carriage a few times to the left and right to provide constant belttension.Part 5: Maintenance BJC-85005-8Blue TubeTransparent TubeYellow TubeFigure 5-7 Purge Unit TubesSpring Scale Idle Pulley Ass'yCarriage BeltFastening ScrewFigure 5-8 Screw Fastening of ldle Pulley Ass'y |
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