CANON gp605-06 free download

File name gp605-06.pdf

Service Bulletin COPIER Issued by Canon Europa N.V. Model : GP605 No.: GP605-006 (FF-T01-K1-000014-01) DATE: 07.05.99 Location : DEVELOPER Subject : DEVELOPER CAUSING LIGHT OR COMPLETELY BLANK IMAGE Reason : To communicate procedures for countermeasures regarding the possibility of light or completely blank image occurring due to scraping of the developer washer which causes electrical leaks. Details : Light or completely blank image sometimes occur depending on the workload in terms of the copy volume achieved to date. A washer which has been added (to the space between the electrode positioning plate and the developer sleeve) as a countermeasure for preventing noise may scrape off over a period of time, and then the broken fragments falling into the die-cast section of the main unit could result in electrical leaks. Temporary countermeasure: Remove the washer which has been used to prevent noise. * If there is a space of 0.2mm between the electrode positioning plate and the developer sleeve, noise will not occur even upon removing the washer. Servicing : < Procedure > 1) Remove the screw. Positioning plate 2) Remove the electrode positioning plate. 3) Remove the washer. 4) Clean the pressure roller. Caution: There can be recurrence of the problem for developers which have had light or completely blank image occurring, and for this reason replace the pressure roller. Pressure roller Screw (FS5-6574) Positioning plate Washer Fig. 1 -1/2-