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ecoTEC exclusive installation and maintenance instructions / 0020017768_02

5.10.6 Wiring diagrams

X2

2

Cable harness compact thermal module

Cable harness hydraulics

Connection for external
eBUS controller

Room thermostat 24 V:
Connection 7, 8 and 9
No bi-directional interface
(only analogue)

Room thermostat 230 V/50 Hz
(Remove bridge when connecting)

Heating pump

Mains connection: 230 V/50 Hz

Igniter

Caution:
Do not connect mains voltage!
Danger of damage to
the electronics!

Diagnosis via eBUS,
vrnetDIALOG

Connection accessories module

External sensor
External flow or return sensor

Connection eBUS accessories

Fan

Fuse 2A, slow-response

2nd pump: - circulation pump
- storage tank charging pump
- 2nd external pump
- solar pump

PWM pump

Fig. 5.15 Connection wiring ecoTEC exclusive

Start-up 6

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Содержание ecoTEC exclusive SERIES

Страница 1: ...For the installer Installation and maintenance instructions ecoTEC exclusive Gas wall boilers with condensing appliance technology ecoTEC exclusive 832 ecoTEC exclusive 838 GB...

Страница 2: ...1 4 Filling the condense trap 22 6 2 Checking the gas setting 22 6 2 1 Checking the connection pressure gas inlet working pressure 22 6 2 2 Checking CO2 content and setting if necessary setting the a...

Страница 3: ...the operator of the in stallation in order for him or her to store it so that it is available whenever it is required 1 2 Safety instructions and symbols Please observe the safety instructions in thi...

Страница 4: ...N 483 EN 625 EN 677 EN 50165 EN 55014 EN 60335 1 EN 60529 EN 61000 3 2 EN 61000 3 3 hVaillant Ltd supports the Benchmark Initiative You will find the Benchmark Logbook on the last page of this instruc...

Страница 5: ...n problems can be caused if the tank is not bled properly In such cases first contact the person in charge of filling the tank Affix tank sticker Affix the enclosed tank sticker propane quality on the...

Страница 6: ...e current Version of I S 813 Domestic Gas Instal lations and the current Building Regulations The current ETCI Regulations for the installa tion of electrical equipment must also be ob served a Cautio...

Страница 7: ...rriage of carton from point of delivery to point of installation first or higher floor cellar Recommend 2 person lift or 1 person with use of sack truck If 1 person is performing lift straddle the loa...

Страница 8: ...nd ensure good grip when handling appliance Positioning of Appliance for Final Installation within compartment etc restricting installation If appliance weight is over 25 kg always use 2 persons to mo...

Страница 9: ...ing and dimensions for connection 70 190 480 800 2 25 450 7 20 100 100 20 5 3 7 20 20 R 1 2 180 4 6 Fig 4 2 Dimensions for connection mm Key to Fig 4 2 1 Flue connection 2 Mounting bracket 3 Heating r...

Страница 10: ...stallation in timber framed and light steel framed buildings Please note the following instructions before choosing where to install the heater a Caution Do not install the appliance in rooms prone to...

Страница 11: ...together so that the front cladding releases Pull the housing forwards at the lower edge and re move the front cladding upwards 5 Installation d Danger The Vaillant ecoTEC exclusive may only be in sta...

Страница 12: ...for natural gas and 37 mbar for propane gas The gas pipe should first be cleaned by blowing out with compressed air This prevents damage to the appliance Connect the compression gas service cock and...

Страница 13: ...ed with the appliance for top connection of the flow and return pipework within the casing 5 5 Pressure Relief Valve Fig 5 4 Fitting the pressure relief valve The pressure relief valve and filling loo...

Страница 14: ...ity during installation 1435 10 550 880 40 Fig 5 6 Item No 303900 5 6 2 Optional 125 mm flue pipe A concentric flue pipe having an outside diameter of 125 mm is available which can be extended to a le...

Страница 15: ...iler Installation which recommends 2 5 m from wall fence or boundary Where a plume diverter terminal is used this is measured in the direction of the flow of products BS 5440 1 We recommend that the t...

Страница 16: ...re must be a ventilation valve between the two siphons This is normally provided in a drain c Draining into a gully 5 under the grid 6 and above the water level The external piping should be kept as s...

Страница 17: ...7 8 9 Danger of destroying the electronics hNote There is no provision set in the factory for connection of an installation thermostat for underfloor heating hNote Make sure that the connection cables...

Страница 18: ...been made The cover is secured with two clips Controller Item no Connection VRT 400 single circuit weather compensator 307 409 Installation in electronics box plug and play VRT 240 room thermostat 307...

Страница 19: ...Room thermostat 230 V 50 Hz Remove bridge when connecting Heating pump Mains connection 230 V 50 Hz Igniter Caution Do not connect mains voltage Danger of damage to the electronics Diagnosis via eBUS...

Страница 20: ...NTC X 20 5 red X 20 7 black X 20 7 black X 20 8 blue X 2 12 green X 2 11 red X 2 9 black Pump X 20 18 red 24 VDC X 20 9 blue Earth X 20 16 blue Earth X 20 4 grey PWM X 20 3 black Hall signal X 20 17...

Страница 21: ...e by pushing the minus button Turn the rotary knobs 1 and 4 to the left hand stop and switch the unit on using the main switch 3 h Note Use the test programme P 6 for filling the heating system The pr...

Страница 22: ...ion out of the heating system before the boiler is started up Close the 1 2 KFE drain cocks Re fill the heating system with water as described in Section 6 1 1 Check that the over pressure valve in th...

Страница 23: ...the sealing screw is not leaking Put the front cover back on and turn on the device If the connection pressure is not within the permissible range and you cannot resolve the problem inform the gas su...

Страница 24: ...m a function check before commissioning the ap pliance and handing over to the user Commission the appliance in accordance with the in structions in the relevant operating manual Check the gas infeed...

Страница 25: ...m cover upwards until the spring retaining clips engage at the side of the appliance It may be necessary to adapt the bot tom cover by removing the easy break sections 6 4 Handing over the appliance t...

Страница 26: ...ion see Chapter 8 Using the following description you can select the rele vant parameters Press the i and buttons simultaneously The display shows d 0 Scroll to the desired diagnosis number with the o...

Страница 27: ...You can enter your settings in the end column after setting the appliance specific parameters hNote The diagnosis points d 17 d 71 and d 84 are lo cated in the 2nd diagnosis level see Chapter 9 1 2 7...

Страница 28: ...d thermal properties of the heating installa tion In the factory the burner anti cycle time is set to a value of 20 minutes It can be varied under diagnosis point d 02 within the range 2 minutes to 60...

Страница 29: ...1 Volumeflow l h Lift mbar Fig 7 2 Characteristic pump line for ecoTEC exclusive 832 and 838 Key to Fig 7 2 1 at 27 kW 2 at 30 kW 7 3 Adjusting the bypass valve The appliances have a bypass valve The...

Страница 30: ...maintenance cocks if fitted in the heating flow and return and the cold water inlet valve on the inlet combination Remove the front cover from the device Always perform the following steps after perfo...

Страница 31: ...2 3 or 5 above Clean the primary heat exchanger Fit a new burner door seal kit spareparts no 0020026401 observe the assembly instructions enclosed with the seal kit Refit the burner module and tighten...

Страница 32: ...ion und grounding lines off the ignition electrode 4 Only ecoTEC exclusive 832 Pull the cable plug off the fan motor and the cable off the gas fitting Only ecoTEC exclusive 838 Open the mains coupling...

Страница 33: ...3 2 1 6 Fig 8 5 Installing compact thermal module Place the entire compact thermal module 5 onto the integral condensation heat exchanger Tighten the five nuts 2 across the diagonal until the burner d...

Страница 34: ...pliance Release the nut 4 on the secondary heat exchanger Release the clamp 1 on the preference changeover valve Release the clamps 2 and 3 on the secondary heat exchanger Remove the secondary heat ex...

Страница 35: ...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 CO2 content and adjusting if necessary To check t...

Страница 36: ...water Storage tank charging heat retention mode Page 20 Water pump flow S 21 Fan start S 23 Ignition S 24 Burner mode S 25 Fan and water pump return water S 26 Fan return flow S 27 Water pump return w...

Страница 37: ...y flashes Save the new value by holding down the i button for approx 5 seconds until the display no longer blinks You can end the diagnosis mode as follows Press the i and buttons simultaneously or Do...

Страница 38: ...ostat 24V DC on terminal 3 and 4 0 Room thermostat open no heat request 1 Room thermostat closed heat request d 22 Hot water demand 1 on 0 off d 23 Summer mode heating on off 1 heating on 0 heating of...

Страница 39: ...ssful ignitions in the last attempt d 64 Average ignition time in seconds d 65 maximum ignition time in seconds d 68 Unsuccessful ignitions at the first attempt number d 69 Unsuccessful ignitions at t...

Страница 40: ...25 Interruption in cable harness Cable harness faulty F 27 External light Gas solenoid valve defective flame detector defective F 28 Appliance does not start Attempts to ignite during start failed Fa...

Страница 41: ...is turned on and the button is pressed for 5 seconds simultaneously The display shows P 0 Press the key to start counting the test pro gramme number upwards Press the i to operate the appliance now an...

Страница 42: ...Use only new gaskets and O rings After completing the work check for gas leaks and perform a function check see Chapter 6 10 2 Replacing burner d Danger Before replacing the component comply with the...

Страница 43: ...afety instructions in Section 10 1 Disconnect the appliance from the mains as described in Chapter 10 1 and close the gas cock in the gas supply pipe Close the maintenance cocks if fitted in the heati...

Страница 44: ...ge F 70 In the second diagnosis level under the diagnosis point d 93 enter the number of appliance variant according to Table 10 1 see Chapter 9 1 2 The electronics is now set to the appliance type an...

Страница 45: ...r Required connection pressure 0 35 0 35 bar Hot water discharge temperature range 35 65 35 65 C General Gas connection 15 15 mm Heating connection 22 22 mm Hot and cold water connection 15 15 mm Exha...

Страница 46: ......

Страница 47: ......

Страница 48: ...0020017768_02_GB 03 2008...

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