Vaillant ecoTEC Plus 825 ErP Combi Boiler Free Nationwide delivery available. VAT View on Diagram 103404 - AIR INLET DUCT RRP 62. Next day delivery Order placed on working day before 3pm. ecoTEC plus 612, 615, 618, 624, 630 and 637. Ecotec Plus 837 VUW 3765-5 R2 2013-2014 Parts for Vaillant Ecotec Plus 837 VUW 3765-5 R2 2013-2014 Found 151 parts 0020087657 - ADAPTER RRP 15. Location Norfolk Country. ecoTEC plus boiler pdf manual download. Just click on the model or the Gas council number and the manual will download at the bottom of the page. class" fc-falcon">VAILLANT ECOTEC PLUS VU 615 BOILER. This manual comes under the category Water heaters & boilers and has been rated by 2 people with an average of a 6. Vaillant 193593. 31 Mar 2007 2 How far does the boiler get in its start up cycle before fuse blows I would suspect pump or fan initially. Page 1 Installation and maintenance instructions For the competent person Installation and maintenance instructions ecoTEC plus VU. This range of Vaillant system boilers is available in 6 different power outputs meaning that there&x27;s a good option for every household. Wall hung open vent condensing boiler. The boiler will attempt to light three times; if it cannot detect a flame, the F28 code appears, meaning there is a problem. As a result, the boiler goes into lockout mode and so wont heat hot water until the problem is resolved. The 938 comes fully installed with an integrated water storage device, which can deliver a flow rate of up to 15. Sep 28, 2015 only ecoTEC plus The circulating pump is included in the boiler. View the manual for the Vaillant EcoTEC plus 837 here, for free. 28 fault repair sheffield. To reset, simply press down and hold for one second. At Vaillant we are working towards low carbon solutions today. VAILLANT ECOTEC PLUS 824 831 837. The ecoTEC plus range of system boilers is available in a wide range of output models including 12, 15, 18, 24, 30 and 37kW, meaning that there is a suitable model for almost any home. Web. Good things fuses. Manual Vaillant ecoTEC plus 831 Central Heating Boiler. Web. View the manual for the Vaillant ecoTEC plus here, for free. So to find out what&39;s leaking I&39;ll need to get in. View and Download Vaillant EcoTEC plus instructions for installation and servicing online. VAT View on Diagram 0020135148 - AIR INLET PIPE. This system provides information on the operating status of your appliance. Vaillant ecoTEC Pro 28 Blowing a Fuse 1,796 views Dec 22, 2021 50 Dislike Share Save AR Central Heating and Boiler Repair Experts Ltd 5. mark133; 16 Apr 2012; Plumbing and Central Heating; Replies 3 Views 7K. 1 Notes On the Documentation 2 1. vaillant fault codes, F. 22, F. Secure payments throughout. 19, see section 8. VAILLANT ECO TEC MAIN HEAT EXCHANGER THERMAL FUSE fault F76. View Details. ecoTEC plus boiler pdf manual download. 40 D-42859 Remscheid Tel. View the manual for the Vaillant EcoTEC plus 824 here, for free. 2 Intended use 1. The stylish design and small dimensions also make it a perfect fit with any home. i&39;ve checked the fuse in the pcb and changed the 3amp fuse but no joy, nothing has tripped. -For older ecotecs reset boiler and immediately hold the plus button until P. Vailant EcoTEC Range Vaillant Ecotec Plus 837 Exploded Views Vaillant Ecotec Plus 837 Exploded Views OVERVIEW 04 BURNER, HEAT EXCHANGER 05 GAS SECTION 07 CASING PARTS 08A HYDRAULIC PARTS (HYDROBLOCK) 08B HYDRAULIC PARTS 08C CONNECTION PARTS (ACC. Location Cleveland Country 16 Apr 2012 1 Vaillant Ecotec Plus 831 keeps blowing the 2 amp fuse on the circuit board for no apparent reason , I replace it and it runs for anywhere between 10 minutes and 10 hours before blowing again. Web. 23050 23050 23050 VHZ External fuse. Vaillant Ecotec plus 428 overactive. Page 30 A Caution Caution The boiler may only be permanently operated with its casing properly closed Otherwise, under unfavourable conditions, it can result in material damage or even injury or death. The new model uses an electronic air-gas mix system and operates with optimum modulation. Page 2 Table Of Contents. Nottingham Road Belper Derbyshire DE56 1JT Telephone 03 30 10034 61 Telephone (renewables) 02 07 02209 28 Vaillant Service Solutions 03 30 10031 43 Spares Technical Enquiries 177 359 66 15 infovaillant. View the manual for the Vaillant EcoTEC plus 837 here, for free. If not, call Vaillant. Combustion testing. The ecoTEC plus appliance is fitted with a digital information and analysis system. WHAT&39;s INSIDE YOUR GAS BOILER - Looking at the components inside a gas central heating boiler. There is no technical fault with your boiler. Sep 24, 2022. Installation Instructions ecoTEC plus. 49 21 91 180 Fax 49 21 91 182810 infovaillant. 40 D-42859 Remscheid Tel. Fix incorrect flame detection. 34,792 views Aug 2, 2018 This is the. 5 Setting The Heating Flow Temperature 75C. Gas Fire Service Unvented Hot Water Cylinders Plumbing Leaks & Drips Toilets & Flushes Taps & Showers About Rowlen Reviews FAQs Blog Contact Call now, were here to help020 8395 8616 My Vaillant Boiler Is Not Working No Error Code Showing My Vaillant Boiler Is Not Working No Error Code Showing View Larger Image. Page 4 Notes on the documentation Vaillant Ltd. Boiler Location. Contents 2 Operating instructions ecoTEC plus 002024503301. The fuse on your boiler is fine, its no problem, its doing its job and blowing when the rated current is exceeded. VAILLANT ECOTEC PLUS 630 637 837 AFTER 2012 MODEL BOILER FAN VENTURI 0020135124. View and Download Vaillant EcoTEC plus instructions for installation and servicing online. Located in Glasgow, Elland (near Leeds), Belper. Wall hung open vent condensing boiler. Oct 16, 2012 ecotec ecotec plus heating no heating vaillant. Vaillant EcoTec Plus Ecotec Pro Error Codes. no lights are on, no funny noises, no hot water or central heating. Vaillant ecoTEC Pro 28 Blowing a Fuse 1,796 views Dec 22, 2021 50 Dislike Share Save AR Central Heating and Boiler Repair Experts Ltd 5. Permissible gas categories Types Approved. I&x27;m reliably informed that if this goes, there is a reasonable chance you will need a whole new heat exchanger due to the temperature it fails at. View the manual for the Vaillant EcoTEC plus 831 here, for free. VAILLANT ECO TEC MAIN HEAT EXCHANGER THERMAL FUSE fault F76. This particular fault, or at least the cause of it seems to be. vaillant fault codes, F. any ideas anyone. The multi-talented ecoTEC plus is concentrated heating power on only 0,32m of wall area. This is indicated by the fault code F. Pump ,fan , hot water and heating all working till it blows. Plastic Support (Pk2), Controls Cover, Vaillant Ecotec Plus 612-828 (VC8308) Distribution Centre Stock More than 5 11. The lid switch assembly containing the fuse, on a Maytag washer, is located behind the control panel console. Competitive prices. Vaillant ecoTec Plus combi boiler error codes · 01 Interruption Return sensor, Return temperature sensor de- fective or not connected. Exploded Views. any ideas anyone. View the manual for the Vaillant ecoTEC plus here, for free. I was called to fix an issue where the boiler had just suddenly gone off displaying the F. 08A HYDRAULIC PARTS (HYDROBLOCK) 08B HYDRAULIC PARTS. Web. Web. Just click on the model or the Gas council number and the manual will download at the bottom of the page. 40 D-42859 Remscheid Tel. Do you have a question about the Vaillant EcoTEC plus 824 or do you need help Ask your question here. The ecoTEC plus appliance is fitted with a digital information and analysis system. BUY VAILLANT ECOTEC PLUS . Need a manual for your Vaillant ecoTEC plus 831 Central Heating Boiler Below you can view and download the PDF manual for free. The ecoTEC plus appliance is fitted with a digital information and analysis system. find 2 amp fuses online for this model (ecotec plus 418 1866-5). Leaking; Low boiler pressure; No heating or hot water. You can . Vaillant Ecotec Plus 837. A magnifying glass. Vaillant ecoTEC boilers are known for displaying the F75 code which means the system cannot find the right amount of pressure while the pump is working. 28 or F. 28 or F. he; zw. Home Heating & Boiler Parts > Sensors Thermistors. View the manual for the Vaillant ecoTEC plus here, for free. View the manual for the Vaillant ecoTEC plus here, for free. 2 efficiency rating (SAP 2009) Compact and light weight - (600mm x 375mm x 340mm) Small footprint for excellent siting, flexibility and ease of installation including possibility of fitting into a kitchen cupboard. The boiler will only ignite automatically again once you have reset it manually. The code means there has been a lockout in your boiler system. 41 P&P. Item location Clapham Bedford , United Kingdom. Gas Valve (630) 0020110998. Vaillant ecoTEC Pro 28 Blowing a Fuse 1,796 views Dec 22, 2021 50 Dislike Share Save AR Central Heating and Boiler Repair Experts Ltd 5. CH and HW are still fine and operational, so the only problem is the pump keeping us awake at night. Accept all ew Manage preferences. There&39;s water coming from the around the grommet, on the underside, where the electric cable goes in. 40 D-42859 Remscheid Tel. 28 fault code. 08A HYDRAULIC PARTS (HYDROBLOCK) 08B HYDRAULIC PARTS. Vaillant ecotec plus 837 F. Item location Wembley, Middlesex, United Kingdom. Products will not be covered if misused or not serviced as per maintenance instructions. On top of the price of the boiler itself, you&x27;ll also need to think about sundries and installation. Good things fuses. vaillant fault codes, F. THERMAL FUSE FOR VAILLANT ECO TEC PLUS & PRO MAIN HEAT EXCHANGER FAULT CODE F76 NEW. 00) 30. 1 Installation by competent persons only 1. This manual is available in the following languages English. 29, F. I have just had the F76 fault code on my Vaillant EcoTec Plus 837 which was installed in 2010, which I know relates to a cut off switch detecting overheating of the heat exchanger. The F28 code will appear on Vaillant models including the Vaillant Ecotec Pro and the Ecotec Pro Plus. 19, see section 8. VAILLANT ECOTEC PLUS 831 2 AMP FUSE PROBLEM. Nov 10, 2022 The Vaillant ecoTEC boiler will display the F27 error code when there are issues with the gas supply making ignition unsafe. 3 Installation 14 14 1 13 2 1. 0 kPa) Gas group and gas connection pressure asset at the factory WWyyyy Date of manufacture Weekyear Cat. View Details. 0 kPa) Gas group and gas connection pressure asset at the factory WWyyyy Date of manufacture Weekyear Cat. Boiler Location. Where is the fuse for my boiler. vaillant turbomax - Answered by a verified HVAC Technician. Just click on the model or the Gas council number and the manual will download at the bottom of the page. Open both of these valves a quarter turn, so you won&39;t be able to read &39;closed&39; - they should now be at the 1230 position. Gas connection, boiler. Vaillant ecoTEC plus 428 Instructions For Installation And Servicing (52 pages) Wall hung open vent condensing boiler Brand Vaillant Category Boiler Size 3. View the manual for the Vaillant EcoTEC plus 831 here, for free. VAT View on Diagram 0020144596 - ADAPTER, 60100 RRP 15. 1 Sep 2006. Contact the seller and request postage to your location. The manual is 1,09 mb in size. HELP Sponsored Links Agile Joined 26 Jun 2004 Messages. Installation and maintenance instructions ecoTEC plus 002021449000. ecoTEC proVUW. beAskixZGq9b0Boiler 2 . That fuse is can not be reset and is not replaceable as once it is activated. Posts to United Kingdom. 05 GAS SECTION. I&x27;ve never had one go, but I believe there is a thermal link at the top of the Giannoni heat exchanger. Sep 28, 2015 only ecoTEC plus The circulating pump is included in the boiler. VAILLANT ECO TEC MAIN HEAT EXCHANGER THERMAL FUSE fault F76. View the manual for the Vaillant ecoTEC plus here, for free. 23050 23050 23050 VHZ External fuse. Open both of these valves a quarter turn, so you wont be able to read closed they should now be at the 1230 position. -For newer ecotecs,. There is no technical fault with your boiler. So if you&x27;re on a tight budget then the Greenstar 25i could be the one for you. The distance of the appliance from the wall thus increases by 65 mm. 23050 23050 23050 VHZ External fuse. It indicates, "Click to perform a search". Free Boiler Manuals also available to download. Web. 66-5 OVZ (H-GB) GB, IE Publishermanufacturer Vaillant GmbH Berghauser Str. Do you have a question about the Vaillant EcoTEC plus 824 or do you need help Ask your question here. I have a Vaillant EcoTec Pro 28 boiler and a Vaillant mechanical thermostat (unsure of the precise model) and Im thinking about installing hive to be able to access the remote switching feature and also to able to place the thermostat where I want it rather than where the installer thought it should go. Answered 14th Oct 2013 Liked 51 Liked by the question poster Full Flame Dalston E8 Member since 31 May 2012 121 jobs, 100 positive feedback. Boiler Location. Posts to France, Germany, Ireland, United Kingdom. 3 Installation 14 14 1 13 2 1. Country. Boiler 3 of the intermittent day. Page 30 A Caution Caution The boiler may only be permanently operated with its casing properly closed Otherwise, under unfavourable conditions, it can result in material damage or even injury or death. The Vaillant ecoTEC Plus 831 had problems similar to this, but this model has now been discontinued. The Vaillant ecoTEC plus boiler is a state-of-the-art ap-. The residual pump discharge height depending on the by-pass valve is shown in Fig. ecoTEC proVUW. Located in Glasgow, Elland (near Leeds), Belper. This manual is available in the following languages English. Web. On Vaillant ecoTEC boilers these are located just behind the gas valve and are connected to the fan. This error code can be caused by many things and should be dealt with by a registered Gas Safe heating engineer. Gas Fire Service Unvented Hot Water Cylinders Plumbing Leaks & Drips Toilets & Flushes Taps & Showers About Rowlen Reviews FAQs Blog Contact Call now, were here to help020 8395 8616 My Vaillant Boiler Is Not Working No Error Code Showing My Vaillant Boiler Is Not Working No Error Code Showing View Larger Image. 4 1. Sep 28, 2015 only ecoTEC plusThe circulating pump is included in the boiler. 49 21 91 180 Fax 49 21 91 182810 infovaillant. Next day delivery Order placed on working day before 3pm. 75, S97, F. Vaillant ecotec plus fuse location. VAI181051 Expansion Vessel. supports the Benchmark Initiative. The code means there has been a lockout in your boiler system. Excludes Afghanistan, Libya, Nauru, Russian Federation, Somalia, Ukraine, Yemen. 27 May 2011. It means that main heat exchanger overheat protection had been activated. Installation and maintenance instructions ecoTEC plus 002021449000. 29 (1) and a corresponding plain text display on the display, e. If you require the user manual click through the link. This is indicated by the fault code F. The operating mode of the 2-step pump can be adjusted below the diagnosis number d. 65-3 Calorific value powerproduct generation equipment ecoTEC pro Product description 2H, G20 20 mbar (2. Removal of the control panel is required to check or replace the fuse. Have a look on the Vaillant site for their registered installers who have had training on their boilers. Most heating systems have a fuse which is located in a double pole switch (dipole switch) which electrically isolates the central heating system and boiler. Domestic hot water is supplied directly from the boiler, without requiring a copper cylinder, cold water tank, feed and expansion vessel and associated pipework. View the manual for the Vaillant ecoTEC plus here, for free. Manual Vaillant ecoTEC plus 831 Central Heating Boiler. It indicates, "Click to perform a search". Vaillant F23 refers to an error code that is caused by high-temperature differences between return and flow pipes. Manual. The code means there has been a lockout in your boiler system. Fix incorrect flame detection. i&39;ve checked the fuse in the pcb and changed the 3amp fuse but no joy, nothing has tripped. Boiler 3 of the intermittent day. (Page 39) 002024499804 ecoTEC plus Installation and maintenance instructions. This error code can be caused by many things and should be dealt with by a registered Gas Safe heating engineer. My Account. Vaillant ecoTEC Pro 28 Blowing a Fuse 1,796 views Dec 22, 2021 50 Dislike Share Save AR Central Heating and Boiler Repair Experts Ltd 5. Pump ,fan , hot water and heating all working till it blows. This manual comes under the category Water heaters & boilers and has been rated by 2 people with an average of a 6. This is indicated by the fault code F. 5-5 (Combi). 4 efficiency and there&x27;s an LPG mode for homes not connected to a gas supply. Posts to France, Germany, Ireland, United Kingdom. This is indicated by the fault code F. A Vaillant ecoTEC Plus 832 with problems related to over activity could. 38 ex-vat Add to Cart Part Fits. The boiler will attempt to light three times; if it cannot detect a flame, the F28 code appears, meaning there is a problem. stuck throttle body symptoms, video jennifer ringley having sex
08A HYDRAULIC PARTS (HYDROBLOCK) 08B HYDRAULIC PARTS. . Vaillant ecotec plus fuse location
CASING FRONT (PLUS) Part No. The code refers to a problem with either low or no pressure in the boiler. Sensor faults If you experience either a F52 or F53 fault code this indicates an issue with the mass flow sensor. 0 kPa) Gas group and gas connection pressure asset at the factory WWyyyy Date of manufacture Weekyear Cat. class" fc-falcon">VAILLANT ECOTEC PLUS VU 615 BOILER. I&39;m reliably informed that if this goes, there is a reasonable chance you will need a whole new heat exchanger due to the temperature it fails at. All boilers have a pressure sensor built-in which monitors the pressure of the water inside the boiler. This manual comes under the category Water heaters & boilers and has been rated by 2 people with an average of a 8. Web. The manual is 1,09 mb in size. Contents Included with Delivery. ecoTEC plus 612, 615, 618, 624, 630 and 637. Item location Clapham Bedford , United Kingdom. 65-3 Calorific value powerproduct generation equipment ecoTEC pro Product description 2H, G20 20 mbar (2. Location Cleveland Country 16 Apr 2012 1 Vaillant Ecotec Plus 831 keeps blowing the 2 amp fuse on the circuit board for no apparent reason , I replace it and it runs for anywhere between 10 minutes and 10 hours before blowing again. The residual pump discharge height depending on the by-pass valve is shown in Fig. On Vaillant ecoTEC boilers these are located just behind the gas valve and are connected to the fan. Unfortunately due to Covid Vaillant will not send an engineer out and. Open both of these valves a quarter turn, so you won&x27;t be able to read &x27;closed&x27; - they should now be at the 1230 position. 2 (ecoTEC plus 637 837). CASING PARTS, FRONT (PLUS) Part No. This manual comes under the. About eBay; Announcements; Community; Safety Centre;. Apr 16, 2012 You seem to have an intermittent fault. Get future-ready with our new intelligent combustion technology that adapts fluctuating gas qualities automatically Extend your system with renewable energies - and heat more efficiently than ever Connect your boiler conveniently via plug-and-play Monitor your heating system conveniently thanks our appliances&x27; new design and operating concept. CASING FRONT (PLUS) Part No. There are several reasons why your boiler is not. Competitive prices. The boiler will attempt to light three times; if it cannot detect a flame, the F28 code appears, meaning there is a problem. VAILLANT 0020144590 139. We have a Vaillant ecotec with remorse control unit VRC 430 and external temp sensor. The distance of the appliance from the wall thus increases by 65 mm. Accept all ew Manage preferences. View Details. Installation and maintenance instructions ecoTEC plus 002021449000. 8 Risk of death due Continue reading "Vaillant ecoTEC Pro. During normal operation, the display (1) shows the current heating flow temperature (in this example 45 C). There are several reasons why your boiler is not. Have a look on the Vaillant site for their registered installers who have had training on their boilers. The most common faults and components with Vaillant Ecotec boilers. 28 Mb Vaillant ecoTEC plus 831 User manual manual (20 pages) Pages 20 Size 3. With the costs of boiler repairs on the rise, it makes good sense to purchase Boiler . Remove - ebUS cable. 28 fault code. This manual comes under the category Water heaters & boilers and has been rated by 2 people with an average of a 8. 3 General safety information 1. For EcoTEC Plus models, look below the boiler; there should be two grey leverswhich will have &x27;closed&x27; written on them - each should be sitting at the &x27;quarter to 3&x27; position(if it were a clock). Gas Valve (630) 0020110998. Also for Ecotec plus 415, Ecotec plus 418, Ecotec plus 428, Ecotec plus 438. The boiler would not fire up when reset. How to use, and change temperatures on the LCD display Mark Ray 10. Vaillant ecotec plus fuse location. 27 P&P. VAT View on Diagram 0020144608 - ADAPTER RRP 8. 50 ex VAT Isolating Valve, CW Inlet, Vaillant Ecotec Plus (VC5868) Distribution Centre Stock. On Vaillant ecoTEC boilers these are located just behind the gas valve and are connected to the fan. This range of Vaillant system boilers is available in 6 different power outputs meaning that there&39;s a good option for every household. Timber Frame Buildings. Web. Page 30 A Caution Caution The boiler may only be permanently operated with its casing properly closed Otherwise, under unfavourable conditions, it can result in material damage or even injury or death. Web. Gas Valve (630) 0020110998. Boiler 3 of the intermittent day. So if you&39;re on a tight budget then the Greenstar 25i could be the one for you. MPN THERMAL FUSE BRAND Unbranded QTY Add To Basket Description it is for VAILLANT ECO TEC PLUS & PRO MAIN HEAT EXCHANGER THERMAL FUSE MPN THERMAL FUSE BRAND Unbranded. Vaillant VRT 340f or Honeywell CMT927. View online or download Vaillant ecoTEC plus 428 Instructions For Installation And Servicing, Instructions For Use Manual. costs of Vaillant boiler prices and moving a boiler to a new location in . Boiler Location. class"algoSlugicon" data-priority"2">Web. It indicates, "Click to perform a search". If higher (or lower) values can be set on your boiler, this means that your approved competent person has calibrated your unit to adjust the maximum temperature to your heat- ing system. vaillant ecotec plus fuse location rr We and our partnersstore andor access information on a device, such as cookies and process personal data, such as unique identifiers and standard information sent by a device for personalised ads and content, ad and content measurement, and audience insights, as well as to develop and improve products. This manual comes under the category Water heaters & boilers and has been rated by 2 people with an average of a 6. The stylish design and small dimensions also make it a perfect fit with any home. Accept all ew Manage preferences. It indicates, "Click to perform a search". Depending on the model of your Vaillant boiler, you will either find a physical pressure gauge on the front of the boiler or the digital version of it on the display panel. WHAT&39;s INSIDE YOUR GAS BOILER - Looking at the components inside a gas central heating boiler. Misc Electrical. Vaillant ecotec plus fuse location. Sheet Metal Parts. Web. Item code THERMAL FUSE (Inc 36. 65-3 Operating instructions Contents hide 1 Safety 1. Where is the fuse for my boiler. View the manual for the Vaillant EcoTEC plus 837 here, for free. Web. boiler must be operated room sealed. View the manual for the Vaillant ecoTEC plus here, for free. 01 Mode. Vaillant F23 errors apply to Vaillant Ecotec Pro and Ecotec Plus. This is indicated by the fault code F. Home Heating & Boiler Parts > Sensors Thermistors. The distance of the appliance from the wall thus increases by 65 mm. Buy your Vaillant 0020067507 - Ecotec Plus 418 Vu 1866-5 Ov Fuse 2,0 A T2h (pk10) today, with a fast UK delivery. Vaillant ecotec plus fuse location. Do you have a question about the Vaillant ecoTEC plus or do you need help Ask your question here. For EcoTEC Plus models, look below the boiler; there should be two grey leverswhich will have &39;closed&39; written on them - each should be sitting at the &39;quarter to 3&39; position(if it were a clock). If you feel confident then put your multimeter on 600vac and check for around 230v across live & earth, 230v across live & neutral, 0v across live & earth. View and Download Vaillant EcoTEC plus instructions for use manual online. This is not a user. D DP Joined 10 Dec 2003 Messages 15,963 Reaction score 3,682 Location Glasgow. Contents 2 Operating instructions ecoTEC plus 002024503301. 05 GAS SECTION. It was hard day. Cleveland. 07 CASING PARTS. Sep 24, 2022. 2 efficiency rating (SAP 2009) Compact and light weight - (600mm x 375mm x 340mm) Small footprint for excellent siting, flexibility and ease of installation including possibility of fitting into a kitchen cupboard. This particular fault, or at least the cause of it seems to be. Where is the fuse for my boiler. This manual comes under the category Water heaters & boilers and has been rated by 2 people with an average of a 6. About eBay; Announcements; Community; Safety Centre;. View the manual for the Vaillant ecoTEC plus here, for free. A magnifying glass. You can . Domestic hot water is supplied directly from the boiler, without requiring a copper cylinder, cold water tank, feed and expansion vessel and associated pipework. Get future-ready with our new intelligent combustion technology that adapts fluctuating gas qualities automatically Extend your system with renewable energies - and heat more efficiently than ever Connect your boiler conveniently via. VAILLANT ECOTEC BOILER. Run a new cable from 3 and 4 (removing link) to the Hive common and call (either way round). . The operating mode of the 2-step pump can be adjusted below the diagnosis number d. . fingering girl