Vaillant ecoTEC plus Installation And Maintenance Instructions Manual
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Table of Contents
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Summary of Contents for Vaillant ecoTEC plus
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Page 1: Ecotec Plus
Installation and maintenance instructions For the competent person Installation and maintenance instructions ecoTEC plus GB, IE Publisher/manufacturer Vaillant GmbH Berghauser Str. 40 D-42859 Remscheid Tel. +49 21 91 18‑0 Fax +49 21 91 18‑28 10 info@vaillant.de www.vaillant.de... -
Page 2: Table Of Contents
Setting the hot water temperature ....... 20 11.2 Decommissioning the product ......40 Start-up ............... 20 Recycling and disposal........40 Carrying out the initial start-up......20 Customer service..........40 Switching the product on and off ......20 Installation and maintenance instructions ecoTEC plus 0020209593_01... - Page 3 ............59 Text from BS 5440-1 on fan-supported flue gas pipes ............60 Opening of the flue pipe below eaves and balconies ............60 Technical data............ 60 Index ................... 64 0020209593_01 ecoTEC plus Installation and maintenance instructions...
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Page 4: Safety
Liquid gas is accumulating at floor level. If the tions. product is installed below ground level, liquid gas may accumulate at floor level if there Any other use that is not specified in these instructions, or use beyond that specified in Installation and maintenance instructions ecoTEC plus 0020209593_01... - Page 5 ▶ Check that there is no voltage. 1.3.11 Risk of being burned or scalded by hot components ▶ Only carry out work on these components once they have cooled down. 0020209593_01 ecoTEC plus Installation and maintenance instructions...
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Page 6: Related Documents
Leak detection sprays and liquids block the to the HSE web site for full advice and filter of the mass flow sensor on the Venturi, manual handling assessment charts and thus destroy the mass flow sensor. (MAC) tool. Installation and maintenance instructions ecoTEC plus 0020209593_01... - Page 7 Part rent version of the Clean Air Act. 1 and 2. – BS 7593 Code of practice for treatment of water in domestic hot water central heating systems. 0020209593_01 ecoTEC plus Installation and maintenance instructions...
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Page 8: Related Documents
1 Safety Related documents – I.S. 813 Domestic Gas Installations – I.S. 820 Non Domestic Gas Installations – Building Control Act 2007 – ETCI Regulations for installing electrical systems Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 9: Notes On The Documentation
47-044-61 ecoTEC plus Benchmark Vaillant is a licensed member of the Benchmark Scheme which aims to improve the standards of installation and com- missioning of domestic heating and hot water systems in the UK and to encourage regular servicing to optimise safety, ef- ficiency and performance. -
Page 10: Information On The Identification Plate
Read the instructions. The declaration of conformity can be viewed at the manufac- turer's site. VUI… Vaillant gas-fired wall-hung boiler for heating and hot water generation with shift-load cylinder ..6/5-5 Calorific value power/product generation equipment Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 11: Energy Saving Trust Endorsed Products
- Connector 15 mm (gas) - Gas compression joint, 15 mm - Service valve - Hot water connector - 22 mm connection piece (heating flow and return connection) - Bag with small parts 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 12: Dimensions
Using the installation template ▶ Use the installation template to ascertain the locations at which you need to drill holes and make breakthroughs. Heating flow (22 × 1.5 Wall duct for flue pipe diameter) Product holder Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 13: Wall-Mounting The Product
Risk of material damage caused by mech- anical deformation. Removing both side sections may cause mechanical distortion in the product, which may cause damage to the piping, for ex- ample, and potentially result in leaks. 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 14: Installation
Caution. Risk of material damage due to heat trans- fer during soldering. ▶ Do not solder the connection pieces if the connection pieces are screwed to the service valves. Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 15: Installing The Gas Connection
Make the heating connections as shown in accordance with the relevant standards. with the relevant standards. Ensure correct water pressure and flow requirements and that any expansion can be accommodated with the cold supply pipe work. 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 16: Connecting The Condensate Drain Pipework
▶ As with other pipe work insulate the condensate dis- charge pipe to minimise any risk of freezing and beware Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 17: Flue Gas Installation
Insert the alternative connection piece with offset to- listed under Technical data. wards the front. Remove the connection piece for the air/flue pipe. Use two screws (1) to secure the connection piece to (→ Page 17) the product. 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 18: Electrical Installation
Shorten the supply lines as necessary. 30 mm max. To prevent short circuits if a strand accidentally comes loose, only strip the outer sheathing of flexible lines to a maximum of 30 mm. Installation and maintenance instructions ecoTEC plus 0020209593_01... - Page 19 Connect the switched live supply with the terminal marked RT at X1 (beside the LNPE connections) then remove the link at X100 (do NOT connect 230 volt to any other terminal than the RT connection). 0020209593_01 ecoTEC plus Installation and maintenance instructions...
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Page 20: Operation
To recheck and reset the most important system parameters, call up the Appliance config.. Menu → Installer level Appliance config. The settings options for more complex systems can be found in the Diagnostics menu. Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 21: Restarting The Installation Assistants
Menu → Installer level → Test programs → Gas family the system. You can retroactively change the setting in the check Diagnostics menu under D.000. The gas family check checks the product setting with regard to combustion quality. 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 22: Using Check Programmes
▶ Check the pH value of the removed water at 25 °C. ▶ If the value is below 8.2 or above 10.0, clean the system and treat the heating water. Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 23: Preventing Low Water Pressure
Check the pressure in the heating system and top up flushing required) with water if necessary. – Fernox F3 Close the filling valve and the cold water valve. – Sentinel X 300 – Sentinel X 400 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 24: Filling The Heating Installation
11. Purge all other radiators until the entire heating system has been filled with water. 12. Close all purging valves. 13. Monitor the rising filling pressure in the heating installa- tion. Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 25: Filling The Condensate Trap
−10% Nom. −10% Nom. Conditions: The product design is not compatible with the local gas group with BS EN 483 Only Vaillant Service Solutions may perform a gas conver- 1,31 1,38 1,18 0.96 1,01 0,86 sion. - Page 26 Measure the CO₂ and CO/CO₂ content at the flue gas analysis point. Compare the measured value with the corresponding value in the table. Installation and maintenance instructions ecoTEC plus 0020209593_01...
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Page 27: Checking Function And Leak-Tightness
D.074. ▶ Check the CO₂ content again. ▶ If necessary, repeat the setting process. ▶ Press (Cancel) once the adjustments have been made. 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 28: Thoroughly Flushing The Heating Installation ("Hot")
The current burner anti-cycling time appears in Menu → Installer level Diagnostics menu the display. ▶ Overview of diagnostics codes (→ Page 43) Press to reset the burner anti-cycling time. Alternatives 2 / 2 ▶ Press Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 29: Setting The Maintenance Interval
Inform the operator how to handle the product. ▶ In particular, draw attention to the safety information which the operator must follow. ▶ Inform the operator of the necessity to have the product maintained according to the specified intervals. 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 30: Troubleshooting
If you do not use cer- tinues to run with restricted comfort after it has detected a tified Vaillant original spare parts for maintenance or repair fault. work, this voids the conformity of the product. We therefore ▶... - Page 31 10. Remove the Venturi (3), including the gas connection tainer. pipe (1), from the fan by turning the bayonet fitting on the Venturi anti-clockwise as far as it goes and remov- ing it straight from the fan. 0020209593_01 ecoTEC plus Installation and maintenance instructions...
- Page 32 Venturi. ▶ Do not use lubricant when installing the gas restrictor. Ensure that you use the correct gas restrictor (colour coding and position of pins on the underside of the gas Installation and maintenance instructions ecoTEC plus 0020209593_01...
- Page 33 Remove two screws (1) on each of the two retainers. Drain the product. (→ Page 39) Undo the screwed connection (4). Remove both screws (1) on the support plate (2). Remove the support plate (2). 0020209593_01 ecoTEC plus Installation and maintenance instructions...
- Page 34 15. Reinstall the discharge pipe (1) and use new seals. 16. Fill and purge the heat generator and the shift-load cylinder. Installation and maintenance instructions ecoTEC plus 0020209593_01...
- Page 35 The installation assistant starts. Make the system-specific settings. Open the electronics box. (→ Page 18) Replace the PCB or display according to the assembly and installation instructions supplied. 0020209593_01 ecoTEC plus Installation and maintenance instructions...
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Page 36: Completing Repair Work
The integrity of the flue gas installation and flue seals is in accordance with the relevant flue installation instruc- tions enclosed. – Visual, the integrity of the boiler combustion circuit and relevant seals (paying particular attention to the burner door seal). Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 37: Cleaning The Heat Exchanger
Clean the heating coil (3) of the heat exchanger (4) us- ing water or, if required, vinegar (to a maximum of 5% acid). Allow the vinegar to act on the heat exchanger for 20 minutes. 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 38: Checking The Burner
Reconnect the air intake pipe to the intake nozzle. Secure the air intake pipe with the retaining screw. 10. Check the gas flow pressure. Close the cold water stop valve. Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 39: Draining The Product
The display goes out. ▶ Close the gas isolator cock. ▶ For products with hot water generation and products with a connected domestic hot water cylinder, you must also close the cold water stop valve. 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 40: Decommissioning The Product
Observe all relevant regulations. 13 Customer service To ensure regular servicing, it is strongly recommended that arrangements are made for a Maintenance Agreement. Please contact Vaillant Service Solutions for further details. Vaillant Service Solutions: 0330 100 3461 Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 41: Appendix
DHW temperature Product with hot water generation or connected domestic hot water cylinder – – – Comfort mode On, Off ¹Fault lists are only displayed, and can only be deleted, if faults have occurred. 0020209593_01 ecoTEC plus Installation and maintenance instructions... - Page 42 Not active Active ℃ – Flow temp. setpoint ℃ – DHW temperature Product with hot water generation ¹Fault lists are only displayed, and can only be deleted, if faults have occurred. Installation and maintenance instructions ecoTEC plus 0020209593_01...
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Page 43: B Overview Of Diagnostics Codes
In °C, max. of the value set in D.071, limited by an eBUS Not ad- return target value) controller if connected justable 35 … 65 ℃ D.006 Hot water temperature target value Not ad- (only products with integrated hot justable water generation) 0020209593_01 ecoTEC plus Installation and maintenance instructions... - Page 44 5 = External solenoid valve 6 = External fault message 7 = Solar pump (not active) 8 = eBUS remote control (not active) 9 = Legionella protection pump (not active) 10 = Solar valve (not active) Installation and maintenance instructions ecoTEC plus 0020209593_01...
- Page 45 D.060 Number of temperature limiter shut- Number of shutdowns Not ad- downs justable D.061 Number of ignition device cutoffs Number of unsuccessful ignitions in the last attempt Not ad- justable 0020209593_01 ecoTEC plus Installation and maintenance instructions...
- Page 46 0 = Not connected Not ad- justable 1 = Connection error: No communication via PeBus, actoSTOR module detected previously 2 = Connection active D.093 Setting the Device Specific Number Setting range: 0 to 99 (DSN) Installation and maintenance instructions ecoTEC plus 0020209593_01...
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Page 47: C Status Codes - Overview
DHW mode: Pump pre-run S.23 DHW mode: Ignition S.24 DHW mode: Burner on S.25 DHW mode: Pump/fan overrun S.26 DHW mode: Fan overrun S.27 DHW mode: Pump overrun S.28 Hot water burner anti-cycling time Others 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 48: D Overview Of Fault Codes
(NTC) only in combination with F.91 defective plug connection on actoSTOR electronics F.10 Flow NTC short circuit NTC defective, short circuit in cable harness, cable/casing F.11 Return NTC short circuit NTC defective, short circuit in cable harness, cable/casing Installation and maintenance instructions ecoTEC plus 0020209593_01... - Page 49 Gas valve defective – Mass flow sensor/Venturi defective, wet or blocked (if the fault occurs again after being cleared): Do not wet the sensor, do not use any lubricants on the O-ring on the Venturi. 0020209593_01 ecoTEC plus Installation and maintenance instructions...
- Page 50 F.91 Sensor plug has short to earth to the casing, short circuit in cable har- ness, sensor defective Installation and maintenance instructions ecoTEC plus 0020209593_01...
- Page 51 LED on: Communication OK actoSTOR LED flashing: Communication not OK module LED off: No power supply Commu- No communication with the PCB Communication fault between display and PCB in the electronics box nication fault 0020209593_01 ecoTEC plus Installation and maintenance instructions...
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Page 52: E Connection Diagrams
Appendix Connection diagrams Connection diagram, product with integrated hot water generation, ≥ 37 kW +24V Hallsignal Masse X100 X40 X51 X100 230V~ X101 Main PCB Operator control panel PCB Installation and maintenance instructions ecoTEC plus 0020209593_01... -
Page 53: F Inspection And Maintenance Work - Overview
(do not use compressed air for this) and replace the sensor if it is damaged. Open the gas isolator cock, reconnect the product to the power mains and switch the product on. 0020209593_01 ecoTEC plus Installation and maintenance instructions... - Page 54 Check the CO₂ content (the air ratio) of the product again. Check the product for gas, flue gas, hot water and condensate leaks, and repair if necessary. Record the inspection/maintenance work carried out. Installation and maintenance instructions ecoTEC plus 0020209593_01...
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Page 55: G Commissioning Checklist
Appendix Commissioning Checklist Benchmark Commissioning and Servicing Section It is a requirement that the boiler is installed and commissioned to the completed in full. www.centralheating.co.uk © Heating and Hotwater Industry Council (HHIC) 0020209593_01 ecoTEC plus Installation and maintenance instructions... - Page 56 Optimum start control Fitted Fitted Fitted Fitted ALL SYSTEMS CENTRAL HEATING MODE mbar mbar COMBINATION BOILERS ONLY DOMESTIC HOT WATER MODE mbar OR mbar Temperature CONDENSING BOILERS ONLY ALL INSTALLATIONS Ratio ² Ratio ² Installation and maintenance instructions ecoTEC plus 0020209593_01...
- Page 57 SERVICE 06 ² % ² % ² % ² % SERVICE 07 SERVICE 08 ² % ² % ² % ² % SERVICE 09 SERVICE 10 ² % ² % ² % ² % 0020209593_01 ecoTEC plus Installation and maintenance instructions...
- Page 58 Ensure test points are capped, boiler case is correctly replaced and all other commissioning procedures are completed. Complete Benchmark Checklist, recording CO and combustion ratio readings as required. Installation and maintenance instructions ecoTEC plus 0020209593_01...
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Page 59: H Opening Of The Flue Pipe
300 mm Horizontal from adjacent windows on pitched or flat roofs 600 mm Above adjacent windows on pitched or flat roofs 600 mm Below adjacent windows on pitched or flat roofs 2000 mm 0020209593_01 ecoTEC plus Installation and maintenance instructions... -
Page 60: I Text From Bs 5440-1 On Fan-Supported Flue Gas Pipes
2.0 kPa pressure (20.0 mbar) G31 propane gas flow 3.7 kPa pressure (37.0 mbar) Gas flow rate at 15 °C 4.2 m³/h and 1013 mbar (based on hot water generation, if applicable), G20 Installation and maintenance instructions ecoTEC plus 0020209593_01... - Page 61 38.7 kW hot water generation Maximum heat input for 39.5 kW hot water generation Maximum heat input, 28.9 kW heating side Minimum heat input 6.8 kW Heating adjustment range 6 … 29 kW 0020209593_01 ecoTEC plus Installation and maintenance instructions...
- Page 62 ΔT = 35 K) Water volume (at 13.2 l/min ΔT = 42 K) Permitted overpressure 1.0 MPa (10.0 bar) Required connection 0.035 MPa pressure (0.350 bar) 35 … 65 ℃ Hot water output temper- ature range Installation and maintenance instructions ecoTEC plus 0020209593_01...
- Page 63 Min. electrical power con- 55 W sumption Max. electrical power 140 W consumption – Standby electrical power 2.7 W consumption – 2.0 W VIHCL Level of protection IP X4 D Test symbol/registration CE‑ 0085CM0320 0020209593_01 ecoTEC plus Installation and maintenance instructions...
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Page 64: Index
33 Isolator devices ..............39 Decommissioning ..............40 Decommissioning, temporarily ..........39 Language ................21 Diagnostics codes, calling up ..........28 Leak detection spray ............. 6 Discharge pipe, expansion relief valve........ 16 Installation and maintenance instructions ecoTEC plus 0020209593_01... - Page 65 Setting, burner anti-cycling time .......... 28 Setting, bypass valve ............29 Setting, CO₂ content............26 Setting, maintenance interval ..........29 Setting, pump output ............29 Shift-load cylinder charging pump, replacing ...... 34 Shift-load cylinder expansion vessel ........34 0020209593_01 ecoTEC plus Installation and maintenance instructions...
- Page 68 Vaillant Ltd. Nottingham Road Belper Derbyshire DE56 1JT Telephone 0330 100 3461 Telephone (renewables) 0207 022 0928 Vaillant Service Solutions 0330 100 3461 Spares Technical Enquiries 01773 596615 info@vaillant.co.uk technicalspares@groupservice.co.uk www.vaillant.co.uk © These instructions, or parts thereof, are protected by copyright and may be reproduced or distributed only with...