26GM 1-350/530OPERATING MANUALVERSION 02/2015 ORDER NUMBER DOC2349369Functional fault Cause Remedy See ChapterInsufficient productoutput.Nozzle too small. Select larger nozzle. 12Product pressure too low. Increase product pressure.Spray gun filter or high-pressurefilter clogged at pump.Clean or replace filter. 8.4Nozzle is clogged. Nozzle cleaning. 7.3.4/7.3.5The valve rod path is too short. Replace the valve rod. See servicemanualPoor spray pattern Nozzle worn. Replace nozzle. 7.3.3Product pressure too low. Increase the product pressure atpump.The product viscosity is toohigh.Dilute the spray productin accordance with themanufacturer's instructions.The nozzle is partially clogged. Nozzle cleaning. 7.3.4 / 7.3.5Valve rod leaks The seals on the valve rod aredamaged or the valve rod itselfis damaged.Completely replace valve rod. See servicemanualGun will not shut offcorrectlyThe valve seat or the valve ballis damaged.Completely replace valve rod. See servicemanual9 TROUBLESHOOTING AND RECTIFICATION10 REPAIR WORK10.1 REPAIR STAFFRepair work must be carried out carefully by qualified and trained staff. They should beinformed of specific hazards during their training. The repairs must be carried out inaccordance with the corresponding service manual.The following hazards may arise during repair work:- Health hazard from inhaling solvent vapors- Use of unsuitable tools and aidsA skilled person must ensure that the device is checked for being in a reliable state afterrepair work is completed.11 DISPOSALWhen the equipment must be scrapped, please differentiate the disposal of the wastematerials.The following materials have been used:Stainless steel Aluminum Plastics CarbideConsumable products (lacquers, adhesives, flushing and cleaning agents) must bedisposed of in accordance with all applicable legal requirements.