Vaillant ecoTEC plus VU GB 656/4-5 A Installation And Maintenance Instructions Manual Download Page 1

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For the competent person

Installation and maintenance instructions

ecoTEC plus

VU GB 656/4-5 A

GB, IE

Installation and maintenance instructions

Publisher/Manufacturer
Vaillant GmbH

Berghauser Str. 40

D-42859 Remscheid

Tel. +49

‑

Fax +49

‑

2810

[email protected]

www.vaillant.de

Summary of Contents for ecoTEC plus VU GB 656/4-5 A

Page 1: ...intenance instructions ecoTEC plus VU GB 656 4 5 A GB IE Installation and maintenance instructions Publisher Manufacturer Vaillant GmbH Berghauser Str 40 D 42859 Remscheid Tel 49 21 91 18 0 Fax 49 21...

Page 2: ...ng 19 6 13 Checking leak tightness 22 6 14 Thoroughly flushing the heating installation hot 22 7 Adapting the unit to the heating installation 23 7 1 Calling up diagnostics codes 23 7 2 Calling up the...

Page 3: ...ecoTEC plus Installation and maintenance instructions 3 G Opening of the flue pipe 43 G 1 Positioning of the opening of a fan supported flue gas guiding 43 H Horizontal terminal positioning 44 I Tech...

Page 4: ...nditions listed in the instruc tions Intended use also covers installation in ac cordance with the IP class Any other use that is not specified in these instructions or use beyond that specified in th...

Page 5: ...use or store explosive or flammable materials e g petrol paper paint in the installation room of the product 1 3 8 Risk of death due to lack of safety devices The schematic drawings included in this d...

Page 6: ...at the supply of combustion air is always free of fluorine chlorine sulphur dust etc Ensure that no chemical substances are stored at the installation site If you are installing the product in hairdre...

Page 7: ...y out installation commission ing and servicing work in accordance with the Benchmark Code of Practice which is available from the Heating and Hotwater Industry Council who manage and promote the Sche...

Page 8: ...1 Hanging bracket 1 Heat generator 1 Condensate drain hose 1 Expansion relief valve 1 Compression joint gas G 1 1 Seal 1 Condensate trap s cartridge installation kit 1 Enclosed documentation Num ber D...

Page 9: ...emptying valve 11 Condensate trap s cartridge Consult the installation template that is supplied to find the dimension A 4 5 Minimum clearances and installation clearances A B A 500 mm B 400 mm When...

Page 10: ...y not be used for the wall Wall mount the product as described using the permitted fixing material provided on site 4 9 Removing or installing the front casing 4 9 1 Removing the front casing 1 2 1 Un...

Page 11: ...the return to the low loss header not to the product This protects the product against dirt from the system Ensure that there is sufficient dimensioning in order to prevent it from blocking quickly a...

Page 12: ...settings for the internal pump are made at the factory Connect the cylinder charging pump to the ProE plug X6 Connect the external heating pump to the grey ProE plug X13 Set the diagnostics code D 26...

Page 13: ...dam age if a fault occurs Install an expansion vessel on site in the heating return as close to the product as possible 5 3 1 Connecting the heating flow and heating return 2 1 1 Install service valv...

Page 14: ...aximum pipe length must be reduced in accordance with the dynamic flow characteristics of the elbows Elbows must not be connected directly after one another as this method dramatically increases press...

Page 15: ...connect the power supply cable to the terminals marked for the purpose 1 Route the supply lines of the components to be connec ted through the cable duct provided on the underside of the product on t...

Page 16: ...s necessary similar to an automatic light unit for stairs It is controlled using an ex ternal button to be fitted on site that can be in stalled anywhere in the dwelling e g in the bath room or kitche...

Page 17: ...or above 10 0 clean the system and treat the heating water Ensure that oxygen cannot get into the heating water Checking the filling and supplementary water Before filling the system measure the hardn...

Page 18: ...oduct is fitted with a water pressure sensor If the filling pressure falls below 0 06 MPa 0 6 bar the product indicates low pressure by displaying a flashing pressure value If the filling pressure fal...

Page 19: ...h water 6 Check that the expansion relief valve of the heating system is functioning correctly by turning the handle on the valve 7 Check the pressure in the heating system and top up with water if ne...

Page 20: ...ange Check all of the piping and ensure that the gas flow rates are correct Only put the product into operation once the gas flow rates have been corrected Conditions Gas flow rate in the permissible...

Page 21: ...load mode with front casing removed Vol 9 0 1 0 Set for Wobbe index W kWh m 14 1 O after 5 minutes in full load mode with front casing closed Vol 4 53 1 8 Conditions The CO content must be adjusted Un...

Page 22: ...vention Make sure that the cylinder thermostat is requesting heat 1 Press to activate the status display If the cylinder is charged correctly the display shows S 24 2 If you have connected a controlle...

Page 23: ...ing up the installer level second diagnostics level In the first diagnostics level scroll to D 97 Change the displayed value to 17 password Save the setting 7 3 Setting the heating partial load The pr...

Page 24: ...0 30 29 0 33 0 37 0 41 0 45 0 49 5 35 25 5 29 5 33 0 36 5 40 5 44 0 40 22 5 26 0 29 0 32 0 35 5 38 5 45 19 5 22 5 25 0 27 5 30 5 33 0 50 16 5 18 5 21 0 23 5 25 5 28 0 55 13 5 15 0 17 0 19 0 20 5 22 5...

Page 25: ...eath due to improper inspection and maintenance Improper performance of inspections and maintenance work may result in leaks or even an explosion Inspection and maintenance work on the product must on...

Page 26: ...the burner insulation on the heat ex changer s burner flange shows signs of damage replace the burner insulation Replace the burner insulation on the back wall after each time the burner flange is op...

Page 27: ...output opera tion for approx 30 minutes 8 Then thoroughly rinse out the product with clean water 9 Set the pump back to its starting condition 10 Open the service valves and if required fill the heati...

Page 28: ...rmal module 1 2 3 4 5 6 7 8 9 10 1 Connect the compact thermal module 6 to the heat exchanger 1 2 Tighten the six nuts 4 including the retainer for the air intake pipe in a cross wise pattern until th...

Page 29: ...ding off the fault codes If a fault develops in the product the display shows a fault code F xx Fault codes have priority over all other displays If multiple faults occur at the same time the display...

Page 30: ...s supplied Conditions Replacing the PCB and display at the same time Replace the PCB and display according to the assembly and installation instructions supplied If you replace both components at the...

Page 31: ...troller at terminal 7 8 9 BUS Minimum from the external BUS target value and target value for terminal 7 Not adjustable D 10 Status of the internal heating pump 0 Off 1 On Not adjustable D 11 Status o...

Page 32: ...alised ionisation voltage Display field 0 to 102 80 no flame 40 good flame Not adjustable D 47 Outside temperature with weather compensator Actual value in C if the outside temperature sensor is conne...

Page 33: ...all adjustable parameters to factory setting 0 No 1 Yes 0 D 97 Activating the installer level Service code 17 D 98 Telephone Competent person Programmable telephone number 1 Five digit numbers are sav...

Page 34: ...5 Check the condensate trap in the product and clean and fill this if required X X 16 Clean the condensate duct in the product X 17 Install the compact thermal module Caution Replace the seals article...

Page 35: ...heating de mands are blocked S 98 Flow return sensor test running heating de mands are blocked D Overview of fault codes Code Meaning Cause F 0 Flow temperature sensor interruption NTC plug not plugg...

Page 36: ...ight ignition and monitoring electrode indicates delayed extinguishing of the flame signal Gas valve defective PCB defective F 63 Fault EEPROM Electronics defective F 64 Fault Electronics NTC Flow or...

Page 37: ...ch Flow sensor Flow sensor Water pressure sensor Cylinder sensor P Return sensor Fan Mains X20 X2 Extra low voltage plug natural 1 2 4 signal 1 Earth 2 Hall signal 3 4 PWM signal 5 24 V black 4 2 5 9...

Page 38: ...ion Ext controller room thermostat 3 4 Contact Option Ext controller room thermostat 7 8 9 continuous analogue Option Bus connection controller digital room therm Option Contact thermostat Mains input...

Page 39: ...ntenance instructions 39 F Commissioning Checklist Heating and Hotwater Industry Council HHIC www centralheating co uk Benchmark Commissioning and Servicing Section It is a requirement that the boiler...

Page 40: ...th the appropriate Building Regulations and then handed to the customer to keep for future reference GAS BOILER SYSTEM COMMISSIONING CHECKLIST CONTROLS Optimum start control Fitted Fitted Fitted Fitte...

Page 41: ...g system is serviced regularly and that the appropriate Service Interval Record is completed Service Provider SERVICE RECORD SERVICE 01 AND AND SERVICE 02 AND AND SERVICE 03 AND AND SERVICE 04 AND AND...

Page 42: ...ow to set boiler to minimum rate contact Technical Helpline for advice CHECK CO AND COMBUSTION RATIO AT MINIMUM RATE With boiler still set at minimum rate insert analyser probe into flue gas sampling...

Page 43: ...pipes 75 mm E Below eaves 200 mm F Below balconies or car port roofs 200 mm G From vertical wastewater pipes or down pipes 150 mm H From external or internal corners 200 mm I Above floors roofs or ba...

Page 44: ...without affecting the performance of the boiler However in order to ensure that the condensate plume does not affect adjacent surfaces a clearance of 300 mm is preferred For 1 and 2 above you can use...

Page 45: ...able G20 6 9 m h Min flue gas mass rate 6 5 g s Max flue gas mass rate 30 3 g s Min flue gas temperature 40 Max flue gas temperature 70 Permissible pressure difference in the flue gas pipe for install...

Page 46: ...ensate trap 19 Filling the heating installation 18 Filling heating installation 18 Filter air separator 28 Flow temperature maximum 24 Flue gas route 5 From the delivery point to the installation site...

Page 47: ...Index 0020214491_01 ecoTEC plus Installation and maintenance instructions 47 Treating the heating water 17 U Unloading the box 8 V Voltage 5 W Wall mounting the product 10...

Page 48: ...e DE56 1JT Telephone 0330 100 3461 info vaillant co uk www vaillant co uk These instructions or parts thereof are protected by copyright and may be reproduced or distributed only with the manufacturer...

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Vaillant ecoTEC plus VU GB 656/4-5 A, Installation And Maintenance Instructions Manual

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