基本信息
文件名称:惠普HP Scitex FB7500 工业印刷机HP Scitex FB7500 Printer Series - User Instructions, Cleaning the Printing Bridge.pdf
文件大小:337.12 KB
总页数:4 页
更新时间:2025-05-26
总字数:约4.29千字
文档摘要

HPScitexFB7500WeeklyMaintenance

CleaningthePrintingBridge

Afteracertainperiodorafteracertainnumberofprints,youcanseebuild-upofdust,driedink,and

dirtonthenozzlesplateoftheprintheadsandsurroundingpartsofthebridge.Thismaynegatively

affectsprintqualityaswellasfunctioningofdifferentsystemsonthebridge.Cleaningtheprinting

bridgeonaweeklybasiswillhelpyoutomaintaingoodprintqualityandpreventtheprintheadsand

bridgecomponentsfromdamage.

Dirtinessoftheprintingbridgemaybecausedbythefollowing:

?Dirtysubstrates,residuesoffibers

?Dirtyanddustyenvironment

?Inkspraying

?Inkdrippingsbetweentheinkbarswhileliftingthebridgeforthemaintenanceprocedures

?Dysfunctionofthevacuumknife

?Dirtfromtheprintingtable

Thepreventivemaintenanceoftheprintingbridgeshouldbeperformedonceaweek.

Tocleantheprintingbridge:

1.Movethetabletoitshomeposition.

2.Shutdownthemachine.

3.Closethetapsonthesecondaryinktanks.

4.Opentheupperhoodsoftheprintingbridge.

5.DisconnecttheextractionductfromthetopoftheUVhousing.

Extractionduct

6.Liftthebridge.

7.Visuallyinspectthebridgecomponentstoidentifythedirtyareas.

8.Cleanthedirtycomponentsasdescribesinthefollowingsections.

February1,2010Page1of4

9.If,aftercleaningiscomplete,theHeadSignatureshowsalargenumberofmissingnozzles,

manuallywipetheseprintheadsasdescribedin“ManuallyWipingthePrintHead”intheFB7500

OperatorManual.

CleaningtheGuards

Removethe

sc