Vaillant ecoTEC Plus 415 Boiler Instruction Manual
Vaillant ecoTEC Plus 415 Boiler
Vaillant ecoTEC Plus 415 Boiler Instructions
Here we offer the Vaillant ecoTEC Plus 415 Boiler manual completely free and in English. We have cataloged this manual in the Boilers section on Manualverse, and it has been rated by 1 users with an average rating of 5. If you have any specific questions about Vaillant ecoTEC Plus 415 Boiler, we suggest checking the Frequently Asked Questions (FAQs) section of this manual.
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Vaillant ecoTEC Plus 415 Boiler Specifications
| Description | Unit | ecoTEC plus 415 |
|---|---|---|
| Maximum CH heat input (net) | kW | 15.3 |
| CH heat output (80/60 °C) | kW | 5.0 - 15.0 |
| CH heat output (50/30 °C) | kW | 5.3 - 16.2 |
| SEDBUK Band | A | |
| SAP Seasonal Efficiency | % | 90.5 |
| NOx Class | 5 | |
| "lP rating" | IPX4D | |
| Inlet gas working pressure required (natural gas) | mbar | 20 |
| Gas supply (G20) Gross CV (s.t.) | MJ/m3 | 37.8 |
| Maximum gas rate | M3/h | 1.61 |
| Minimum gas rate | M3/h | 0.53 |
| Burner % CO2 (Case on) | % | 9.3 + 0.2 - 0.5 |
| Gas connection (compression) | mm | 15 |
| Water connections (compression) | mm | 22 |
| Condensate drain (internal diameter) | mm | 19 min. |
| Fuse ratings fan supply PCB | A | 3.15 AT |
| Main PCB | A | 125 mAT |
| Minimum flow rate of water through the boiler | L/min. | 10.8 |
| Weight | kg | 3.1 |
| Electrical supply | V~/HZ | 230/~50 |
| External fuse | A | 3 |
| Power input | W | 60 |
| Case height | mm | 600 |
| Case width | mm | 375 |
| Case depth | mm | 334 |
Vaillant ecoTEC Plus 415 Boiler Details
The ecoTEC plus 415 is a wall-hung open vent condensing boiler designed for central heating systems. It offers flexibility for installation in both fully pumped open-vented or sealed water systems. This appliance is factory-set for Natural Gas (G20) but can be field-adjusted for use on LPG (propane G31) by a competent person, enhancing its adaptability for various domestic energy requirements. The boiler operates automatically once controls are set, offering straightforward management for homeowners, including an adjustable central heating water temperature.
A key feature is its built-in frost protection programme, which activates the burner and system pump when the internal boiler temperature drops to 3°C, provided electricity and gas supplies remain on. The ecoTEC plus 415 is a high-efficiency appliance, evident by its Class 'A' SEDBUK rating, reflecting economical and environmentally conscious operation. Its condensing technology means it produces a plume of water vapour from the flue terminal, a normal indication of efficient performance, even if it may increase in wet weather.
Installation versatility is provided through various flue system options, including standard and telescopic horizontal, as well as vertical air/flue ducts. Extensions and additional bends are available, allowing for flexible siting within properties while ensuring a continuous fall to the boiler for condensate drainage. The boiler features a comprehensive built-in diagnostic system that displays operational status, fault codes (e.g., F.28, F.29 for ignition issues), and diagnostic information, greatly assisting commissioning and troubleshooting for installers.
The appliance is robustly constructed, having been fully tested and assembled for easy wall mounting on any flat, vertical wall capable of supporting its weight. User convenience and safety are paramount; the boiler requires no ventilation openings if installed in a compartment or cupboard, though these spaces should not be used for storage. It is crucial to note that due to certain component weights, manual handling guidance recommends caution and assistance during installation or part replacement.
Maintenance is simplified with accessible components, and annual servicing by a competent person is strongly recommended to ensure continued efficient and safe operation. The boiler also includes a "pump exercise programme" to prevent sticking after power cuts or periods of inactivity, enhancing longevity.
For water systems, the ecoTEC plus 415 must be connected to a double feed fully indirect coil type domestic hot water cylinder. It is also compatible with Vaillant's uniSTOR unvented cylinders and relevant controls, allowing for domestic hot water temperature adjustment directly on the boiler. Emphasizing adherence to regulations, Vaillant underscores that installations must be carried out by CORGI registered installers in the UK, ensuring compliance with safety standards and validating the full two-year parts and labour warranty.
Frequently Asked Questions (FAQs)
Can't find the answer you need? Here are some frequently asked questions about the Vaillant ecoTEC Plus 415 Boiler, and we answer them below.










