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Need help? Post your question in this forum. Storage of the documents. Symbols used in this manual. CE marking.
Data badge. Setup and adjustments. What to do in an emergency. Safety instructions. Modifications in and around the boiler. Factory guarantee. Two 2 year guarantee for ecoTEC plus appliances. Overview of controls on ecoTEC plus. Overview of controls on ecoTEC pro. Initial checks before turning on. Opening the service valves. Checking the system pressure. Turning the boiler ON. Domestic hot water with ecoTEC combination boilers. Setting the water temperature.
Switching the warmstart function on and off. Drawing hot water ecoTEC combination boilers only. Heating operation. Setting the maximum radiator temperature control. Switching off heating summer operation. Setting a room- or outside temperature controller. Status displays. Problems due to low system water pressure. Ignition problems. Flue problems.
Turning off the boiler. Frost protection. Maintenance and customer service. The boiler will operate automatically to provide domestic hot water whenever a hot water tap is opened, and automatically adjusts to meet the demand for both central heating and domestic hot water in the most economical way. To ensure compliance with this new standard the following details are included. The following information is intended to help you throughout the boilers entire instruction pack.
We assume no liability for any damage caused by non-observance of these instructions. Vaillant Ltd. At the rear of the installation manual, you will find a Benchmark gas boiler commissioning checklist.
It is very important that this is completed correctly at the time of installation, commissioning and handover to the user. Other instruction supplied with this appliance For the end user Short operating instructions ecoTEC plus only no. If, after reading these instructions, you have any questions on the operation of the boiler, please contact either your installer or Vaillant Technical Department.
If you move please pass on the documents to the buyer. Danger Immediate risk of serious injury or death. Caution Potentially dangerous situations for the product and environment. Note Useful information and instructions. Instructions for use ecoTEC 1.
In the U. Registered installers undertake the work to a safe and satisfactory standard. If the boiler is installed in a compartment do not obstruct any purpose provided ventilation openings, and do not use the compartment for storage purposes. Danger Inflammable mixtures of gas and air may explode.
Do not use or store explosive or easily flammable substances such as petrol or paint in the same room as the appliance. Danger Risk of poisoning and explosion due to a malfunction. Never put the safety devices out of operation or tamper with them so as to impair their function.
Caution Inappropriate modifications can cause damage. Never tamper with the boiler or other parts of the system. Never attempt to perform maintenance or repairs yourself. Only authorised engineers or our customer service may removed sealed components. Danger Risk of scalding. The water coming out of the tap can be very hot ecoTEC combination boiler only. Caution Risk of damage. Do not use sprays, solvents, chlorinated cleaning agents, paint, adhesives or similar substances in the vicinity of the appliance.
These substances can cause corrosion, including in the flue system. Installation and setting Important: The appliance must be installed and serviced by a Competent Person as stated in the Gas Safety Installation and Use Regulations In IE, the installation must be in accordance with the current edition of I. Caution The appliance may only be operated with its case properly and permanently closed. Otherwise, in unfavourable conditions, material damage or even injury or death can result.
Filling pressure of the heating system Regularly check the filling pressure of the heating system see 4. Leaks ecoTEC combination boiler only If there is a leak in the water pipes between the appliance and the taps, immediately turn off the cold water service valve and have your engineer repair the leak. Note It cannot be guaranteed that water will circulate throughout the entire heating system. If the boiler is not operated for several hours during very cold weather there is therefore the possibility of the system freezing.
Please ensure that if you are absent during a period of frost the central heating remains in operation and all rooms are kept above freezing point. It must be remembered, however, that the boiler will be automatically switched off by the built in monitoring devices if certain faults occur, e.
To overcome this possibility you can drain both the central heating system and boiler. For the 2nd year of the guarantee to be valid an annual service must be carried out by a CORGI registered installer one year after installation.
The cost of this annual service is not included in the guarantee. Just complete the Guarantee Registration Card and return to Vaillant within 30 days of installation. Your details will then be automatically registered within the Vaillant scheme. Note No receipt will be issued. Note Do not use scouring or cleaning agent, which might damage the housing or plastic fittings. Make sure the old appliance and any existing accessories are disposed of properly.
Note Please observe the applicable national legal regulations.
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