3Instructions for use ecoTEC1 Notes on these instructionsTo ensure clarity of information in instructions a newEuropean standard of advice and symbols is being intro-duced. To ensure compliance with this new standard thefollowing details are included.The following information is intended to help youthroughout the boilers entire instruction pack.We assume no liability for any damage caused bynon-observance of these instructions.Other instruction supplied with this applianceFor the end userShort operating instructions(ecoTEC plus only) no. 838404Warranty card with return envelope no. 802922For the installer/service engineer:Instructions for installation and servicing no. 839592Flue installation instructions no. 835296The instructions for any accessories and controllersused also apply.The Benchmark gas boiler commissioning checklist (inthe installation manual) should be completed by theinstaller and/or the commissioning engineer.If, after reading these instructions, you have any ques-tions on the operation of the boiler, please contacteither your installer or Vaillant Technical Department.1.1 Storage of the documentsPlease store this user manual and all related documentsso that they are available whenever they are required.If you move please pass on the documents to the buyer.1.2 Symbols used in this manualPlease observe the safety instructions in this operatingmanual for the operation of the appliance.DangerImmediate risk of serious injury or death.CautionPotentially dangerous situations for the prod-uct and environment.NoteUseful information and instructions.• Symbol for a necessary task1.3 CE markingThe purpose of CE marking is to certify that the boilercomplies with the requirements of the directivescovering gasfired appliances (Council directive 90/396/EEC) and electromagnetic compatibility (Council directi-ve 89/336/EEC).These appliances also comply with the requirements ofthe directive on operating efficiency (Council directive92/42/EEC).Vaillant Ltd. support the Benchmark initiative.At the rear of the installation manual, you willfind a Benchmark gas boiler commissioningchecklist. It is very important that this is com-pleted correctly at the time of installation,commissioning and handover to the user.1.4 Data badgeThe type plate of the Vaillant ecoTEC is attached at thefactory to the bottom of the appliance.2 Safety2.1 Setup and adjustmentsInstallation and adjustment of the boiler as well as serv-ice, maintenance and repair of the boiler may only becarried out by a competent person in accordance withthe Gas Safety (Installation and Use) Regulations 1998.(In the U.K. “CORGI”. Registered installers undertake thework to a safe and satisfactory standard). If the boiler isinstalled in a compartment do not obstruct any purposeprovided ventilation openings, and do not use the com-partment for storage purposes.2.2 What to do in an emergencyDangerSmell of gas. Risk of poisoning and explosiondue to a malfunctionIf you smell gas or suspect a gas leak:• Do not switch lights on or off.• Do not use any other electrical switches.• Do not use a telephone in the hazardous area.• Do not use naked flames, such as matches or cigarettelighters.• Do not smoke.• Turn off the gas supply at the gas meter.• Open the windows and doors.• Warn other residents.• Get out of the house.• Consult your gas supplier, service agent or other com-petent person.Notes on the documentation 1Safety 2