– 8 DANGERRisk of injury by inadvertent start-up of ap-pliance and electric shock. Prior to all workon the appliance, switch off the applianceand pull the power plug. Shut off water supply. Open the hand spray gun. Switch on the pump with the powerswitch and allow to run for about 5-10seconds. Close the hand spray gun. Set the appliance switch to "0/OFF“. Pull main plug out of socket with dryhands only. Remove water connection. Activate hand spray gun until device ispressure less. Secure the trigger gun. To do so, pushthe safety catch towards the front. Allow device to cool down.You can sign with your dealer a contract forregular safety inspection or even sign amaintenance contract. Please take adviceon this matter. Clean filter in the water connection. Clean filter at the detergent suck hose. Have the maintenance of the deviceperformed by the customer service.Note: It is not necessary to perform an oilchange on the high-pressure pump. Remove the filter. Clean filter in water and reinstall. Clean filter in water and reinstall. DANGERRisk of injury by inadvertent start-up of ap-pliance and electric shock. Prior to all workon the appliance, switch off the applianceand pull the power plug.– No power Check power connection/conduit.– Engine overload/overheat Set the appliance switch to "0/OFF“. Allow device to cool down. Turn on the appliance. If malfunction still occurs, have devicechecked by customer service.– The exhaust temperature limiter hasbeen triggered, heating coil is sooted. Have device de-sooted by customerservice.– The exhaust temperature limiter hasbeen triggered, exhaust temperaturetoo high. Set the appliance switch to "0/OFF“. Allow device to cool down. Only in devices with manual reset:IllustrationPress reset button of the exhaust tem-perature limiter. Turn on the appliance. If malfunction still occurs, have devicechecked by customer service.– Air within the systemVent pump: With open hand spray gun turn deviceon and off multiple times with the deviceswitch.Note: By dismantling the spray lance fromthe hand spray gun, the venting process isaccelerated. Fill/replace external detergent contain-er if empty. Check connections and conduits.Care and maintenanceSafety inspection/ maintenancecontractMaintenance intervalsWeeklyMonthlyEvery 500 operating hours, at leastannuallyMaintenance WorksClean filter in the water connection.Clean filter at the detergent suck hoseTroubleshootingAppliance is not runningDevice is not building up pressure24 EN