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  5. Instructions For Use Installation And Servicing

Vaillant ecoMAX pro SERIES Instructions For Use Installation And Servicing

Summary of ecoMAX pro SERIES

  • Page 1

    To be left with the user instructions for use, installation and servicing ecomax pro wall hung condensing boilers for traditional open vented systems gb 18 e 28 e.

  • Page 2

    Instructions for use, installation and servicing ecomax pro 2 table of contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 1 list of contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1 contents included wi...

  • Page 3

    Instructions for use, installation and servicing ecomax pro 3 1.1 contents included with ecomax pro boiler ensure that all contents are included before commencing installation. Item quantity description 1 1 boiler 2 1 hanging bracket 3 1 flue connection adaptor 4 1 instruction booklet 5 2 guarantee ...

  • Page 4

    Instructions for use, installation and servicing ecomax pro 4 2.1 general information thank you for choosing a vaillant boiler. The information given in this booklet will enable you to obtain the best performance from your boiler. The benchmark logbook should be completed by the installer and/or com...

  • Page 5

    Instructions for use, installation and servicing ecomax pro 5 sheet metal parts this boiler contains metal parts (components) and care should be taken when handling and cleaning, with particular regard to edges. Sealed components under no circumstances must the user interfere with any sealed compone...

  • Page 6

    Instructions for use, installation and servicing ecomax pro 6 2 introduction 2.17 guarantee vaillant provide a full parts and labour warranty for your appliance. The appliance must be installed by a suitably competent person in accordance with the gas safety (installation and use) regulations 1998, ...

  • Page 7

    Instructions for use, installation and servicing ecomax pro 7 3 operating the boiler fig 3.1 12622 3.1 sealed central heating systems only caution: a sealed water system must be filled and pressurised by a competent person. Only light the boiler when you are sure that the system and boiler have been...

  • Page 8

    Instructions for use, installation and servicing ecomax pro 8 important notice: the boiler is supplied in one pack and the flue is supplied separately. The boiler is factory set for use on natural gas (g20). The ecomax pro 28e, only, can be field adjusted for use on lpg (propane g31). Where no briti...

  • Page 9

    Instructions for use, installation and servicing ecomax pro 9 4 general information ecomax pro ecomax pro 18 e 28 e units maximum ch heat input (net) 18.9 28.6 kw ch heat output (80/60 °c) 5.0 - 18.3 5.3 - 28.2 kw ch heat output (50/30 °c) 5.3 - 20.0 5.7 - 30.6 kw sedbuk band a a sap seasonal effici...

  • Page 10

    Instructions for use, installation and servicing ecomax pro 10 fig 4.1 12729 12740 fig 4.2 4 general information.

  • Page 11

    Instructions for use, installation and servicing ecomax pro 11 4.5 electrical supply the boiler must be earthed. All system components shall be of an approved type and all wiring to current i.E.E. Wiring regulations. External wiring must be correctly earthed, polarised and in accordance with the rel...

  • Page 12

    Instructions for use, installation and servicing ecomax pro 12 5.1 boiler location 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 in a room containing a bath or shower where ...

  • Page 13

    Instructions for use, installation and servicing ecomax pro 13 6.1 draining tap a draining tap must be provided at all the lowest points of the system, which will allow the entire system and hot water system to be drained. Draining taps shall be to the current issue of bs 2879. 6.2 safety valve a sa...

  • Page 14

    Instructions for use, installation and servicing ecomax pro 14 6.5 inhibitor in the case of an existing installation, it is essential that prior to installing the new boiler the system is thoroughly flushed. For optimum performance after installation of a new system, the boiler and its associated ce...

  • Page 15

    Instructions for use, installation and servicing ecomax pro 15 6.9.3 pressure gauge a pressure gauge with a set pointer and covering at least 0 to 4 bar (0 to 60 lb/in2) shall be fitted permanently to the system in a position where it can be seen when filling the system. 6.9.4 domestic hot water cyl...

  • Page 16

    Instructions for use, installation and servicing ecomax pro 16 7 flue 7.2 flue termination the following details refer to both flue systems. A. The terminal must be positioned such that the products of combustion can disperse freely at all times. B. In certain weather conditions a plume of water vap...

  • Page 17

    Instructions for use, installation and servicing ecomax pro 17 7 flue 1) in addition, the terminal should not be nearer than 150mm to an opening in the building fabric formed for the purpose of accommodating a built-in element such as a window. 2) dimension b,c and d; these clearances may be reduced...

  • Page 18

    Instructions for use, installation and servicing ecomax pro 18 8.1 unpacking of boiler stand the boiler carton upright. Cut and remove the securing straps and lift off the carton sleeve. Place aside the flue adaptor and connections pack until required. Note: care should be taken not to scratch the w...

  • Page 19

    Instructions for use, installation and servicing ecomax pro 19 9.1 fitting the boiler hanging bracket if previously removed, reposition the wall template over the flue hole and mark the position of the fixing holes for the hanging bracket, see fig 9.1. Mark and drill the fixing holes and secure the ...

  • Page 20

    Instructions for use, installation and servicing ecomax pro 20 coupling 10 gas, water and condensate connections 10.1 gas connection before connection check the supply of local gas. The gas supply can be connected from below, or through the wall at the rear of the boiler. See fig 10.1. And refer to ...

  • Page 21

    Instructions for use, installation and servicing ecomax pro 21 11 electrical connections 11.2 electrical connections – testing carry out preliminary electrical system checks as below: 1. Test insulation resistance to earth of mains cable. 2. Test the earth continuity and short circuit of cables. 3. ...

  • Page 22

    Instructions for use, installation and servicing ecomax pro 22 12 commissioning please ensure the “benchmark” logbook is completed and left with the user. Note: during commissioning the overheat thermostat may trip before air is completely removed from the system. If this occurs the boiler can be re...

  • Page 23

    Instructions for use, installation and servicing ecomax pro 23 12 commissioning 12.4 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. With the front casing panel and ...

  • Page 24

    Instructions for use, installation and servicing ecomax pro 24 12 commissioning danger! Note that if the boiler is run with an empty condensate trap there is a danger that fumes might escape into the room and cause poisoning. For this reason, it is important to ensure that the trap is topped up each...

  • Page 25

    Instructions for use, installation and servicing ecomax pro 25 13 conversion natural gas to lpg conversion (ecomax pro 28e only) the ecomax pro 28e is able to be field adjusted for use on lpg – propane g31 gas. To enable conversion the use of a combustion analyser is necessary. Important: after conv...

  • Page 26

    Instructions for use, installation and servicing ecomax pro 26 13 conversion - again in screen ‘8’, set the appliance fan speed/burner to minimum by pressing the ‘-‘ key until ‘1’ (burner to pmin) is shown on the right hand side of the screen. Press the ‘mode’ button again. - check the co2 value, wh...

  • Page 27

    Instructions for use, installation and servicing ecomax pro 27 14.1 general danger! It is law that all servicing work is carried out by a competent person (corgi registered). Inspections/maintenance work not carried out by a competent person can result in damage to property and personal injury. Dang...

  • Page 28

    Instructions for use, installation and servicing ecomax pro 28 14.2 maintenance before commencing any servicing or maintenance work, carry out an initial inspection of the system as follows: • inspect the flue, pipework and electrical connections for indications of damage or deterioration. • inspect...

  • Page 29

    Instructions for use, installation and servicing ecomax pro 29 14 servicing 14.4 spark electrode disconnect the ignition lead and earth lead from the igniter unit and two securing screws at the spark electrode. Withdraw the spark electrode carefully from the combustion chamber, see fig 14.3. Inspect...

  • Page 30

    Instructions for use, installation and servicing ecomax pro 30 14 servicing burner combustion chamber fan gas control valve gas pipe bracket & seal securing nuts (5 off) fig 14.6 1271 1 14.6 combustion chamber and heat exchanger refer to fig 14.7. Remove loose debris from combustion chamber using a ...

  • Page 31

    Instructions for use, installation and servicing ecomax pro 31 14 servicing fig 14.10 12712 14.7 condensate drain the condense drain does not normally need removing during servicing. To flush the condense drain carefully pour water into the heat exchanger and check that water flows freely to drain. ...

  • Page 32

    Instructions for use, installation and servicing ecomax pro 32 15 combustion analysis 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. It is not necessary to check th...

  • Page 33

    Instructions for use, installation and servicing ecomax pro 33 15 combustion analysis 16 fault finding again in screen ‘8’, set the appliance fan speed/burner to minimum by pressing the ‘-‘ key until ‘1’ (burner to pmin) is shown on the right hand side of the screen. Press the ‘mode’ button again. *...

  • Page 34

    Instructions for use, installation and servicing ecomax pro 34 16 fault finding no. Description comments 18e 28e action 1 central heating maximum output set minimum to maximum product output (kw) 18 28 adjustable 2 flue system pressure loss no function adjustable 3 minimum temperature for set minimu...

  • Page 35

    Instructions for use, installation and servicing ecomax pro 35 16 fault finding 16.3 fault codes fault codes take priority over all other display functions in the event of a system fault occurring. Code description comment f1 ignition fault (lockout) no gas; insufficient gas; incorrect gas valve adj...

  • Page 36

    Instructions for use, installation and servicing ecomax pro 36 16 fault finding (wiring diagram) fig. 16.3 16.4 fault finding 12933.

  • Page 37

    Instructions for use, installation and servicing ecomax pro 37 17 short spare parts key no. Part no. Description 1 190260 fan assembly 2 090750 spark electrode 3 091258 igniter unit 4 053574 gas control valve 5 101771 heating flow & return ntc (2) 6 101191 overheat stat 7 130837 main pcb 8 256271 ma...

  • Page 38

    Instructions for use, installation and servicing ecomax pro 38.

  • Page 39

    Instructions for use, installation and servicing ecomax pro 39.

  • Page 40

    83 49 39 gb_02 (0020005557-03 01/06) 01 2006 · s ub je ct to a lte ra tio n.