English Operating Instructions HD 10/25 S VEX5Unit componentsPlease fold out illustration page at the front1 Hand-held spray gun2 Lever of hand-held spray gun3 High-pressure hose4 Handgun support5 Detergent metering valve6 Cap for detergent reservoir7 Detergent reservoir8 Detergent suction-hose with filter9 Fastening screw for hood10 Unit switch11 Hood12 Pressure gauge13 High-pressure outlet14 Nozzle rest15 Water connection16 Fine filter17 Oil level display18 Oil reservoir19 Indicator light20 Hose rest21 Detergent reservoir vent22 Accessories box23 Cable holder24 Handle25 Nozzle26 Marking of the nozzle27 Spray lance28 Pressure/flow control29 Safety catch of hand-held spray gunFor your safetyBefore you use the cleaner for the first time,read these operating instructions and takespecial note of the accompanying booklet"Safety Instructions for High-Pressure Clean-ers" No. 5.951-949.Use of the cleanerUse this unit exclusively for– cleaning with high-pressure jet and deter-gent (e.g. cleaning of machines, vehicles,buildings, tools),– cleaning with high-pressure jet without de-tergent (e.g. cleaning facades, terraces,gardening equipment).For stubborn dirt we recommend the dirtblaster as an optional accessory.Safety featuresRelief valve with pressureswitchOn reducing the flow rate with the pressureand flow control, the relief valve opens andpart of the water runs back to the suction sideof the pump.If the lever of the hand-held spray gun is re-leased, the pressure switch switches thepump off. If the lever is retracted, the pressureswitch switches the pump on again.The overflow valve and pressure switch havebeen set and sealed at the factory.Adjustments are made only by CustomerService.