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  5. Instructions For Installation And Servicing

Vaillant ecoTEC plus SERIES Instructions For Installation And Servicing

Summary of ecoTEC plus SERIES

  • Page 1

    Instructions for installation and servicing ecotec plus wall hung open vent condensing boiler gb for the installer.

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    Instructions for installation and servicing ecotec plus / 0020020828_05 2 1 introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1 notes on the documentation. . . . . . . . . . . . . . . . 3 1.1.1 other instructions supplied with this appliance. . . 3 1.1.3 safety instructions and ...

  • Page 3

    3 instructions for installation and servicing ecotec plus / 0020020828_05 1 introduction 1.1 notes on the documentation. To ensure clarity of information in instructions a new european standard of advice and symbols is being introduced. To ensure compliance with this new standard the following detai...

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    Instructions for installation and servicing ecotec plus / 0020020828_05 4 h note! This boiler must be installed and serviced by a com- petent person in accordance with the gassafety (installation and use) regulations 1998.In the uk ‘corgi’ registered installers undertake the work in compliance with ...

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    5 instructions for installation and servicing ecotec plus / 0020020828_05 1.4.8 gas leak or fault if you smell gas or suspect a gas leak: • do not switch lights on or off. • do not use any other electrical switches. • do not use a telephone in the hazardous area. • do not use naked flames, such as m...

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    Instructions for installation and servicing ecotec plus / 0020020828_05 6 uk government’s standard assessment procedure (sap) for energy rating of dwellings. The test data from which it has been calculated has been certified by b.S.I. 1.5 statutory requirements the appliance is suitable only for ins...

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    7 instructions for installation and servicing ecotec plus / 0020020828_05 2 boiler specifications 2.1 technical data description ecotec plus 415 ecotec plus 418 ecotec plus 428 ecotec plus 438 unit maximum ch heat input (net) 15.3 18.9 28.6 38.4 kw ch heat output (80/60 °c) 5.0 - 15.0 5.0 - 18.6 5.3...

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    Instructions for installation and servicing ecotec plus / 0020020828_05 8 2.1.2 dimensions 48 26 33 176 160 340 113 375 133 30 53 161 610 1 2 3 7 4 5 6 8 56 fig. 2.1 dimensions in mm 1 heating return pipe Ø 22 2 heating flow pipe Ø 22 3 gas connection Ø 15 4 hanging bracket 5 flue hole - flue system...

  • Page 9

    9 instructions for installation and servicing ecotec plus / 0020020828_05 3 general requirements 3.1 preliminary remarks for room sealed appliances this appliance should only be installed with a vaillant flue system. Install the flue system as detailed in the separate flue installation instructions ...

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    Instructions for installation and servicing ecotec plus / 0020020828_05 10 when choosing the place of installation and while operating the appliance, make sure that the air supply is free of chemical substances containing fluorine, chlorine, sulphur etc. Sprays, solvents and cleaning agents, paints,...

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    11 instructions for installation and servicing ecotec plus / 0020020828_05 3.5.1 flue termination the following details refer to both flue systems. A. The terminal must be located where the combustible substances can escape freely at all times. B. A plume of water vapour will sometimes be visible fr...

  • Page 12

    Instructions for installation and servicing ecotec plus / 0020020828_05 12 as a consequence the heat loss from the appliance casing during operation is very low. For cupboard or compartment installations it is therefore not necessary to provide any high or low level permanent air vents for cooling p...

  • Page 13

    13 instructions for installation and servicing ecotec plus / 0020020828_05 ecotec plus 415 pressure loss graph water pressure loss (metres head of water) flow rate (litres/hour) 646 l/hr = 20 diff @ 12 kw fig. 3.8.1 pressure loss ecotec plus 415 ecotec plus 418 pressure loss graph water pressure los...

  • Page 14

    Instructions for installation and servicing ecotec plus / 0020020828_05 14 3.17 sealed water systems the installation must comply with the appropriate requirements of the current issue of bs4814, bs5449, bs6759, bs6798 and bs7074 part 1 and 2. For ie your attention is drawn to the current edition of...

  • Page 15

    15 instructions for installation and servicing ecotec plus / 0020020828_05 4 boiler installation sequence 4.1 boiler location h note! This boiler is not suitable for outdoor installation. This boiler may be installed in any room, although particular attention is drawn to the installation of a boiler...

  • Page 16

    Instructions for installation and servicing ecotec plus / 0020020828_05 16 4 .2 flue exit refer to flue system installation instructions for full details. D danger! Vaillant appliances are certified only for use with ge- nuine vaillant flue pipes. Only use genuine vaillant flue pipes. Malfunctions c...

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    17 instructions for installation and servicing ecotec plus / 0020020828_05 union cennector condensate trap gas supply in coupling spigot condensate drain pipe internal discharge system soakaway gulley internal stack pipe 1 2 3 4 5 6 a b c d 3 fig. 4.5 gas and condense connections 4.3.4 water connect...

  • Page 18

    Instructions for installation and servicing ecotec plus / 0020020828_05 18 preferably adjacent to the appliance. It should be identified as to its use. • alternatively connection can be made through an un- switched shuttered socket and 3a fused 3-pin plug both to the current issue of bs 1363 may be ...

  • Page 19

    19 instructions for installation and servicing ecotec plus / 0020020828_05 4.4.3 electrical board layout x20 x2 -+ bus 24v 230v 78 9 l n 3 4 5 x40 x41 x31 caution: do not connect supply voltage! Risk of damage to electronics! Room thermostat 24v: connection 7, 8 and 9 no bi-directional interface (an...

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    Instructions for installation and servicing ecotec plus / 0020020828_05 20 ntc return ntc flow x 20/5 red x 20/7 black x 20/8 blue black link ignition electrode fan unit gas valve assembly x 20/18 red (24 vdc) x 20/9 blue (earth) chassis earth green/ yellow pump connection red red fuse t2e 250 volts...

  • Page 21

    21 instructions for installation and servicing ecotec plus / 0020020828_05 boiler installation sequence 4 4.4.4 controls controls item no. Connection vrc 400 (1-circuit controller, weather-controlled) 00 2001 0843 installation in electronics box or wall-mounted (plug-and play) vrt 360 (room temperat...

  • Page 22

    Instructions for installation and servicing ecotec plus / 0020020828_05 22 5 commissioning (part i) please ensure the “benchmark” commissioning check list is completed and left with the user. 5.1 preliminaries - all systems a competent person should carry out commissioning, in accordance with the cu...

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    23 instructions for installation and servicing ecotec plus / 0020020828_05 5.1.2 initial lighting the lighting procedure of the boiler is fully automated. To prepare the boiler for initial lighting first ensure that all external controls are not calling for heat. • for access open the front flap by ...

  • Page 24

    Instructions for installation and servicing ecotec plus / 0020020828_05 24 6 natural gas to lpg conversion the ecotec plus is able to be field adjusted for use on lpg – propane g31 gas. To enable conversion the use of a combustion analyser is necessary. A caution! After converting from natural gas t...

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    25 instructions for installation and servicing ecotec plus / 0020020828_05 7 functional checks commissioning (part ii) 7.1 functional checks after installing and checking the gas supply pressure, perform a function check before commissioning the appliance and handing over to the user. • commission t...

  • Page 26

    Instructions for installation and servicing ecotec plus / 0020020828_05 26 7.6 handing over to the user h note! If fitted to a sealed system. • set the maximum radiator temperature control to the desired setting. • set the maximum hot water temperature control to the desired setting (if optional vai...

  • Page 27

    27 instructions for installation and servicing ecotec plus / 0020020828_05 8 inspection and maintenance 8.1 initial inspection to ensure the continued safe and efficient operation of the boiler it is recommended that it is checked and serv- iced as necessary at regular intervals. The frequency of se...

  • Page 28

    Instructions for installation and servicing ecotec plus / 0020020828_05 28 overview of the inspection and maintenance tasks no. Activity inspection must be carried out once a year mainte- nance 1 check the air/ gas flue system and ensure it is not blocked, damaged and is fitted correctly. X 2 measur...

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    29 instructions for installation and servicing ecotec plus / 0020020828_05 and taking care not to touch any components, check the flame picture through the viewing window, fig 8.3. Should the flame show signs of lift, sooting or appear yellow then it will be necessary to service the burner, if the s...

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    Instructions for installation and servicing ecotec plus / 0020020828_05 30 h note! • do not disconnect at the gas valve. • remove the two gas pipe bracket securing screws from underside of inner case, see fig 8.5. • drop down the electronics box into the service position. • remove the four screws fr...

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    31 instructions for installation and servicing ecotec plus / 0020020828_05 remove loose debris from combustion chamber using a soft brush and vacuum cleaner. Carefully flush any re- maining debris through the condensate trap (ensure the water is kept away from electrical components). 8.1.8 condensat...

  • Page 32

    Instructions for installation and servicing ecotec plus / 0020020828_05 32 9 combustion analysis h note! The boiler is fitted with a combustion analysis test point. A suitable combustion analyser can be connected to this point to establish the combustion performance of the boiler. 9.1 check co2 cont...

  • Page 33

    33 instructions for installation and servicing ecotec plus / 0020020828_05 10 troubleshooting 10.1 logical fault finding procedure these checks must be carried out before attempting to use the fault finding guide. 1. Carry out electrical safety checks (see section 4 ‘wiring system’). 2. Check that t...

  • Page 34

    Instructions for installation and servicing ecotec plus / 0020020828_05 34 a caution! Access to the second diagnostic level must be used exclusively by a qualified technician. First diagnostic level • press the “i” and “+” keys simultaneously. The display shows “d.0”. • use the “+” or “–” keys to sc...

  • Page 35

    35 instructions for installation and servicing ecotec plus / 0020020828_05 display meaning display value/adjustable value d.17 heating flow/return regulation change over 0 = flow, 1 = return (factory setting: 0) d.18 pump mode (return) 0 = return, 1 = nonstop, 2 = winter (factory setting: 0) d.19 op...

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    Instructions for installation and servicing ecotec plus / 0020020828_05 36 10.1.3 fault codes fault codes take priority over all other display functions in the event of a system fault occurring.If multiple faults occur, the corresponding fault codes are displayed alter- nately for about two seconds ...

  • Page 37

    37 instructions for installation and servicing ecotec plus / 0020020828_05 10.2 test programs special functions can be triggered on the appliances by activating various test programs. These programs are given in detail in the table 10.5. • the test programs p.0 to p.6 will be started when “power on”...

  • Page 38

    Instructions for installation and servicing ecotec plus / 0020020828_05 38 11 parts replacement the tasks listed below in this section may be carried out only by a qualified engineer. • only use genuine spare parts for repairs. • make sure the parts are correctly fitted and that their original posit...

  • Page 39

    39 instructions for installation and servicing ecotec plus / 0020020828_05 • remove the clip securing the clear condense pipe to heat exchanger. • pull to remove clamps (two at the top and one at the bottom) to remove the heat exchanger, see fig 11.2. H note! There will be water in the heat exchange...

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    Instructions for installation and servicing ecotec plus / 0020020828_05 40 12 recycling and disposal 13 vaillant service 12 recycling and disposal the design of all vaillant products takes into account the subsequent recycling and/or eventual safe scrapping of each component used. Vaillant’s in–hous...

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    41 instructions for installation and servicing ecotec plus / 0020020828_05 appendix 14 14 appendix.

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    0020020828_05_gb 03 2008.