1 Safety4 Installation and maintenance instructions ecoTEC sustain 0020253094_011 Safety1.1 Action-related warningsClassification of action-related warningsThe action-related warnings are classified inaccordance with the severity of the possibledanger using the following warning signs andsignal words:Warning symbols and signal wordsDanger!Imminent danger to life or risk ofsevere personal injuryDanger!Risk of death from electric shockWarning.Risk of minor personal injuryCaution.Risk of material or environmentaldamage1.2 Intended useThere is a risk of injury or death to the user orothers, or of damage to the product and otherproperty in the event of improper use or usefor which it is not intended.The product is intended as a heat generatorfor closed heating installations and for hotwater generation.Depending on the gas-fired boiler type, theproducts referred to in these instructionsmust only be installed and operated in con-junction with the air/flue pipe accessories lis-ted in the other applicable documents.Intended use includes the following:– observance of accompanying operating,installation and servicing instructions forthe product and any other system compon-ents– installing and fitting the product in accord-ance with the product and system approval– compliance with all inspection and main-tenance conditions listed in the instruc-tions.Intended use also covers installation in ac-cordance with the IP class.Any other use that is not specified in theseinstructions, or use beyond that specified inthis document shall be considered improperuse. Any direct commercial or industrial useis also deemed to be improper.Caution.Improper use of any kind is prohibited.1.3 General safety information1.3.1 Risk caused by inadequatequalifications– Set-up– Disassembly– Installation– Start-up– Maintenance– Repair– Decommissioning▶ Observe all instructions that are includedwith the product.▶ Proceed in accordance with the currentstate of technology.▶ Observe all applicable directives, stand-ards, laws and other regulations.1.3.2 Risk of injury due to the heavyweight of the product▶ Make sure that the product is transportedby at least two people.1.3.3 Risk of death from escaping gasWhat to do if you smell gas in the building:▶ Avoid rooms that smell of gas.▶ If possible, open doors and windows fullyand ensure adequate ventilation.▶ Do not use naked flames (e.g. lighters,matches).▶ Do not smoke.▶ Do not use any electrical switches, mainsplugs, doorbells, telephones or other com-munication systems in the building.▶ If it is safe to do so, close the emergencycontrol valve or the main isolator.▶ If possible, close the gas isolator cock onthe product.▶ 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.