1 Safety4 Operating instructions atmoTEC exclusive, atmoTEC plus 0020214277_01▶ Warn other occupants in the building byyelling or banging on doors or walls.▶ Leave the building immediately and ensurethat others do not enter the building.▶ Alert the police and fire brigade as soon asyou are outside the building.▶ Use a telephone outside the building toinform the emergency service departmentof the gas supply company.1.5 Risk of death due to blocked orleaking flue pipeworkWhat to do if you smell flue gas in the prop-erty:▶ Open all accessible doors and windowsfully to provide ventilation.▶ Switch off the product.▶ Inform a competent person.1.6 Risk of death due to explosive andflammable materials▶ Do not use the product in storage roomsthat contain explosive or flammable sub-stances (such as petrol, paper or paint).1.7 Risk of death due to changes to theproduct or the product environment▶ Never remove, bridge or block the safetydevices.▶ Do not tamper with any of the safetydevices.▶ Do not damage or remove any tamper-proof seals on components.▶ Do not make any changes:– The product itself– to the gas, supply air, water and electri-city supply lines– to the entire flue system– to the expansion relief valve– to the drain pipework– to constructional conditions that mayaffect the operational reliability of theproduct1.8 Risk of poisoning caused byinsufficient combustion air supplyConditions: Open-flued operation▶ Ensure that there is a sufficient combus-tion air supply.1.9 Risk of being scalded by hot drinkingwaterThere is a risk of scalding at the hot waterdraw-off points if the hot water temperaturesare greater than 60 °C. Young children andelderly persons are particularly at risk, evenat lower temperatures.▶ Select the temperature so that nobody is atrisk.1.10 Risk of injury and material damagedue to maintenance and repairscarried out incorrectly or not carriedout at all▶ Never attempt to carry out maintenancework or repairs on your product yourself.▶ Faults and damage should be immediatelyrectified by a competent person.▶ Adhere to the maintenance intervals spe-cified.1.11 Risk of corrosion damage due tounsuitable combustion and room airSprays, solvents, chlorinated cleaningagents, paint, adhesives, ammonia com-pounds, dust or similar substances may leadto corrosion on the product and in the air/fluepipe.▶ Ensure that the combustion air supply isalways free of fluorine, chlorine, sulphur,dust, etc.▶ Ensure that no chemical substances arestored at the installation site.