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1、Module4B2SelectandUnderstandTheUseofRepairFinishingSystemsandSystemPartsMethodsofRefinishing-Touch-UpRefinishingUsedtorepairminorscratchesandchipsUsessanding,brushpainting,andpolishingDoesnotuseaspraygunMethodsofRefinishing-SpotRefinishingSmallareasRequiresprimer-surfaceror
2、primer-sealerRequiresblendingoftopcoatsMethodsofRefinishing-PanelRefinishingSametechniqueasspotrepairIncludesentirepanels(hoods,doors,etc)MayrequireblendingMethodsofRefinishing-TotalBodyRefinishingRefinishentirevehicleReasons:NumberofspotsrepairedDull,cracked,wornfinishDire
3、ctionofcustomerSurfaceAnalysis-DeterminingaGoodSurfaceGoodsurfacehasminorproblems:Stonebruises,off-color,orangepeelPoorsurfacehasmajorproblems:DefectaffectstheentirethicknessoralargeareaDeepscratches,rust,lifting,peeling,runs,sagsPoorfinishesmustberemovedtosubstrateDetermin
4、ingMake-UpofExistingArea-DeterminingaRefinishedVehicleVisualinspectionSignsoftaping,shading,colorofundercoatingEvidenceofbodyworkSandingDeterminingMake-UpofExistingArea-DeterminingaRefinishedVehicleMeasuringpaintfilmthicknessShouldnotbemorethan8-10mils1micronis1/300ofamilli
5、meter1milequalto1/1000”(25microns)Typingpaperis4mils,standardpaintis4-5milsMeasureusingathicknessgaugeCompatibility-SelectionofApplicablePaintAcrylicurethanesandurethanescanbeusedovermostoldorrefinishedpaintsPaintLabelsandCodes-PaintCodeLabelsHaveinformationonpaintcodes,tri
6、mcodes,andinteriorcolorsInformation:TypeofpaintUpperandlowerexteriorpaintTrimcombinationPaintLabelsandCodes-LocationVariesdependingonmakeandmodelPaintLabelsandCodes-GMPaintLabelsandCodes-FordPaintLabelsandCodes-ChryslerPaintLabelsandCodes-ToyotaandMitsubishiPaintLabelsandCo
7、des-ColorChipBooksListcolorsinnumericalorderaccordingtofactorycodeProvidepaintformulaandcolorchipHasafactorycolorusedesignationforeachcolorcodePaintLabelsandCodes-ReferencedInteriorColorsAvailablein2glosslevelsFlatcolorsrequiredinalldrivervisionareasSemiglossusedinallothera
8、reasTrimcodetellsbasiccolor,type,anddesignSolvents-DefinitionandFunctionThinningpa
