Related Manuals for Vaillant ecoTEC exclusive SERIES
Summary of Contents for Vaillant ecoTEC exclusive SERIES
- Page 1 For the installer Installation and maintenance instructions ecoTEC exclusive Gas wall boilers with condensing appliance technology ecoTEC exclusive 832 ecoTEC exclusive 838...
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Page 2: Table Of Contents
..............35 5.10.4 Details for the connection of an external Test operation............35 timer to the connection rail ........18 5.10.5 Optional plug-in timers by Vaillant ....... 18 Troubleshooting ..........36 5.10.6 Wiring diagrams............19 Diagnostics ..............36 9.1.1... -
Page 3: Notes On The Documentation 1
10.5 Replacing electronics and display ......44 lation and maintenance manual. We accept no liability for any damage caused by fail- Vaillant service ..........44 ure to observe these instructions. Recycling and disposal ........44 Other applicable documents For the owner of the system: Technical data ........... -
Page 4: Description Of The Appliance
12 Pressure sensor Intended use 6 Diverter valve 13 Heat exchanger The Vaillant ecoTEC exclusive is a state-of-the-art appli- 7 Hot water heat exchanger 14 Air / flue gas duct ance which has been constructed in accordance with CE label recognised safety regulations. -
Page 5: Type Overview
Description of the appliance 2 Safety instructions and regulations 3 Type overview Appliance Designated country Approval Type of gas Nominal heat rating Hot water output type (designation in accor- category in kW (heating) in kW dance with ISO 3166) Natural gas H G20 UK (Great Britain) 31,4 Liquid gas propane G31... -
Page 6: Assembly
BS 6880: Low temperature hot water heating systems of output greater than 45 kW. Part 1 Fundamental and design considerations. The Vaillant ecoTEC exclusive is delivered pre-assem- Part 2 Selection of equipment. bled in a package unit. Part 3 Installation, commissioning and maintenance. -
Page 7: Transporting The Appliance
Assembly 4 4.1.1 Transporting the appliance Carriage of carton from point of delivery to point of installation – first or higher floor, cellar. Important: • Recommend 2-person lift or 1 person with use of sack With regards to the Manual Handling Opera- truck. - Page 8 4 Assembly • Always use assistance if required. Positioning of Appliance for Final Installation – within • Dispose of packaging in a responsible manner. compartment etc. restricting installation. • Recommend wear suitable cut resistant gloves with • If appliance weight is over 25 kg always use 2 persons good grip to protect against sharp edges and ensure to move where practical.
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Page 9: Dimensioned Drawing And Dimensions For Connection
Assembly 4 Dimensioned drawing and dimensions for connection Ø 20 Ø 20 Ø 20 100 100 Fig. 4.2 Dimensions for connection (mm) Key to Fig. 4.2 Flue connection 2 Mounting bracket 3 Heating return 4 Cold water connection 5 Gas connection 6 Hot water connection 7 Heating flow ecoTEC exclusive installation and maintenance instructions / 0020017768_02... -
Page 10: Installation Site
4 Assembly Installation site Particularly in hairdessing salons, lacquering and finish- The site of erection of the boiler should allow proper ing workshops, cleaning facilities, etc., the appliance connection of the air/exhaust ducting. In addition, there must be operated independently of the ambient air. Oth- should be adequate room for maintenance work and air erwise, a separate installation room is required to guar- circulation around the boiler. -
Page 11: Mounting The Appliance
Installation 5 Installation Mounting the appliance Danger! The Vaillant ecoTEC exclusive may only be in- stalled by a suitably qualified heating engineer who also assumes the responsibility for install- ing the appliance properly and fully commis- sioning the appliance prior to first use, along with demonstrating its correct use to the end user. -
Page 12: Gas Connection
G20 and can only be converted to the use • Connect a 15 mm hot water outlet pipe (4) to the of propane gas G31 by the Vaillant service engineer or outlet connection (5) of the appliance. a suitably qualified (CORGI registered) installer. -
Page 13: Heating Connection
Installation 5 The Vaillant ecoTEC exclusive is set in the factory to a nominal water quantity of 11.6 l/min. (38 kW unit) and 9.8 l/min. (32 kW unit). Heating connection Fig. 5.4 Fitting the pressure relief valve The pressure relief valve and filling loop connection is provided within the boiler cardboard box and should be assembled as shown below. -
Page 14: Flue Pipe
Vaillant appliances are only system-certified if of up to 21 m. You can also get a vertical system. Fur- genuine Vaillant flue pipes are used. Only use ther information can be obtained from the installation genuine Vaillant flue pipes. Malfunctions can instructions for the flue pipe. -
Page 15: Air Connection
Installation 5 BS 5440–1: We recommend that the terminal of a fan-assisted flue pipe system be positioned as follows: a) At least 2 m from an opening in the building directly opposite, and b)so that the combustion products do not flow out at right angles to a boundry. -
Page 16: Condensate Discharge
5 Installation Condensate discharge nection head of 75 mm (fitted within the boiler al- ready). The connection should be made after the drain siphon if possible. If the installation is only possible in front of the siphon, there must be a ventilation valve between the two siphons. -
Page 17: External Electrical Controllers (Non Ebus)
Installation 5 • Then insert the connection lines through the cable Note! openings (2) into the electronic box and cut them to There is no provision set in the factory for length. connection of an installation thermostat for underfloor heating. Note! Make sure that the connection cables are securely fastened in to the screw terminals. -
Page 18: Details For The Connection Of An External Timer To The Connection Rail
4 on the boiler must be interrupted by the contacts of the room thermostat (see circuit diagram Fig. 5.14). 5.10.5 Optional plug-in timers by Vaillant Further details for the connection can be found in the relevant instructions of the accessories. The cover on the connection box should be replaced after all the elec- trical connections have been made. -
Page 19: Wiring Diagrams
Start-up 6 5.10.6 Wiring diagrams Connection eBUS accessories Cable harness compact thermal module PWM pump Connection accessories module Diagnosis via eBUS, vrnetDIALOG External sensor External flow or return sensor Cable harness hydraulics Connection for external eBUS controller Caution: Do not connect mains voltage! Room thermostat 24 V: Danger of damage to Connection 7, 8 and 9... - Page 20 6 Start-up Flow temperature Return temperature sensor (NTC) Ignition electrode sensor (NTC) X 20/5 red X 20/7 black X 20/8 blue X 20/7 black Plug connection Gas valve X 20/16 blue (Earth) X 20/4 grey (PWM) X 20/3 black (Hall signal) X 20/18 red (24 VDC) X 20/17 red (24 VDC) X 20/9 blue (Earth)
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Page 21: Start-Up
Start-up 6 Start-up Note! The ecoTEC units are supplied with a pressure Filling the installation gauge and a digital pressure display (2). Using the pressure gauge you can perform a quick 6.1.1 Filling and venting from the heating side check whether the filling pressure is within the prescribed range or not, even when the unit is switched off. -
Page 22: First Flushing Of The System
Conversion from natural gas to liquid gas or the installation out of the heating system before the vice versa may only be undertaken by Vaillant boiler is started up. service personnel or a suitably qualified •... -
Page 23: (Setting The Air Figure)
Start-up 6 If the connection pressure is not within the permissible range and you cannot resolve the problem, inform the gas supply authority. Proceed as follows: Take the appliance out of operation. • Close the gas isolation cock on the unit. •... -
Page 24: Checking The Equipment Function
• Hand the unit over to the user. Fig. 6.8 Display during heating mode The Vaillant ecoTEC exclusive has status codes which As soon as there is a heat demand, the appliance goes indicate the operating condition of the appliance in the through the status displays "S. -
Page 25: Hot Water Function
It is strongly recommended that a maintenance contract be taken out to ensure regular maintenance. Further information can be obtained from Vaillant Service So- Fig. 6.9 Display during hot water preparation lutions (0870 6060 777). -
Page 26: Adapting The Appliance To The Heating System
7 Adapting the appliance to the heating system Adapting the appliance to the heat- ing system The ecoTEC exclusive units are fitted with a digital in- formation and analysis system. Selection and setting the parameters In the diagnostic mode, you can change the various pa- rameters required to match the boiler to the heating system. -
Page 27: Overview Of The Settable Installation Parameters
Adapting the appliance to the heating system 7 Overview of the settable installation parameters The following parameters can be set to match the appliance to the heating system and to suit the customers requirements: Default Appliance-specific Display Meaning Adjustable parameters setting setting Heating partial load ecoTEC exclusive 832... -
Page 28: Setting The Return Temperature Control
8 Inspection and maintenance 7.2.4 Setting the return temperature control When connecting underfloor heating or wall heating to the appliance which does not have its own temperature regulation, the temperature regulation mode can be changed from feed temperature regulation (factory set- ting) to return temperature regulation under diagnosis point "d.17". -
Page 29: Setting The Pump Output
Inspection and maintenance 8 Note! Adjusting the bypass valve After the set number of hours have expired, the The appliances have a bypass valve. service interval must be entered in the diagno- The pressure can be adjusted between 170 and 350 mbar. sis mode again. -
Page 30: Inspection And Maintenance
• Check all the functions of the appliance. lead to injury and material damage. Filling/draining the heating installation In order to ensure all the functions of the Vaillant appli- 8.3.1 Filling the unit and heating installation ance over a long period, only genuine Vaillant spare... - Page 31 Inspection and maintenance 8 Column 1 Inspection Column 2 Activity must be Maintenance carried out once a year Check the air/gas flue system and ensure it is not blocked, damaged and is fitted correctly. Measure the gas rate during operation (see chapter ‚Start-up‘). If the gas rate is lower than the minimum gas rate follow the maintenance instructions (column 2).
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Page 32: Clean The Heat Exchanger
8 Inspection and maintenance Proceed as follows to dismount it: 8.4.2 Clean the heat exchanger • Turn the appliance off on the main switch. • Isolate the unit from the electrical mains. Caution! • Cut off the gas supply to the device. Protect the electronics box turned down •... -
Page 33: Checking The Burner
Inspection and maintenance 8 8.4.3 Checking the burner Fig. 8.3 Checking burner The burner (1) is maintenance-free and needs no cleaning. • Check the burner surface for damage, replace the burner if necessary. • After checking/replacing the burner, dismantle the compact thermo module as described in Section 8.4.4. -
Page 34: Maintaining The Secondary Heat Exchanger
8 Inspection and maintenance Maintaining the secondary heat exchanger Cleaning the condense trap Danger! All water conducting components present a danger of burning and scalding. Only carry out work on these components once they have cooled down. Caution! Protect the electronics box turned down against sprayed water. -
Page 35: Checking The Expansion Vessel
Inspection and maintenance 8 Checking the expansion vessel Checking the gas setting 8.8.1 Checking the connection pressure (gas inlet working pressure) To check the connection pressure proceed as described in Chapter 6.1.2. 8.8.2 Checking CO content and adjusting if necessary To check the air figure proceed as described in Chapter 6.2.2. -
Page 36: Troubleshooting
Troubleshooting Display Meaning Heating mode Note! No heat required If you wish to contact the Vaillant Service Team, Fan start please refer to the error code displayed (F.xx) Water pump flow and the appliance status (S.xx) if possible. Ignition Burner mode... -
Page 37: If Necessary
Troubleshooting 9 9.1.2 Diagnosis codes In the diagnosis mode, you can change certain para- meters or display more information. The diagnosis information is divided into two diagnosis levels. The 2nd diagnosis level can be reached only after entering a password. Caution! The access to the 2nd diagnosis level may only be used by a qualified heating engineer. - Page 38 Digitalised ionisation voltage Display range 0 to 102, >80 no flame, <40 good flame display External temperature (with weather-controlled d.47 actual value in °C Vaillant controller) d.67 Remaining burner locking time in minutes d.76 Appliance variant (device specific number) 00 to 99 1 = identified, 0 = unidentified (eBUS Address ≤...
- Page 39 Troubleshooting 9 Display Meaning Display value/adjustable value target value internal pump in % - possible settings: d.14 Pump speed target value 0=Auto, 1=53, 2=60, 3=70, 4=85, 5=100 % (Factory setting: Auto) d.17 Heating flow/return regulation changeover 0 = flow, 1 = return (factory setting: 0) d.18 Pump mode (return flow) 0 = overrun 1 = continuous, 2 = winter (Factory setting: 0)
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Page 40: Error Codes
9 Troubleshooting 9.1.3 Error codes The error codes displace all other displays when errors You can exit the error memory display as follows: occur. • Press the "i" button or If many errors occur simultaneously, the relevant error • Do not press any button for about 4 minutes. codes are displayed alternately for approx. -
Page 41: Test Programs
Replacing components 10 Code Meaning Cause F.71 Constant value feed NTC Feed NTC faulty F.72 Flow and/or return sensor fault Flow and/or return sensor is faulty (tolerance too great) Signal water pressure sensor in the wrong range Line to water pressure sensor is interrupted or has F.73 (too low) a short-circuit to 0V or water pressure sensor faulty... -
Page 42: Replacing Components
10 Replacing components 10 Replacing components The tasks listed below in this section may be carried out only by a heating engineer. • Only use genuine spare parts for repairs. • Make sure the parts are correctly fitted and that their original position and alignment are retained. -
Page 43: Replacing Primary Heat Exchanger
Replacing components 10 • Only ecoTEC exclusive 832: Pull out the plug from the fan printed circuit board. Only ecoTEC exclusive 838: Open the coupling of the mains input. • Release the four screws (3) on the compact thermo module . •... -
Page 44: Replacing Electronics And Display
The Vaillant ecoTEC exclusive and all accessories and the previously set parameters from the components the packaging must not be disposed of in the household that are not replaced. -
Page 45: Technical Data 13
Technical data 13 13 Technical data ecoTEC exclusive Unit Nominal heat output range P at 40/30 °C 11,0 - 29,3 12,1 - 32,4 Nominal heat output range P at 50/30 °C 10,8 - 28,7 11,9 - 31,8 Nominal heat output range P at 60/40 °C 10,5 - 27,9 11,5 - 30,9 Nominal heat output range P at 80/60 °C...