Glow-worm Energy7 Series Installation And Maintenance Instructions Manual

Glow-worm Energy7 Series Installation And Maintenance Instructions Manual

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Installation and main-
tenance instructions
Energy
7
12r ‑A (H‑GB)
Energy
7
15r ‑A (H‑GB)
Energy
7
18r ‑A (H‑GB)
Energy
7
25r ‑A (H‑GB)
Energy
7
30r ‑A (H‑GB)
Energy
7
GB, IE

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Summary of Contents for Glow-worm Energy7 Series

  • Page 1 Installation and main- tenance instructions Energy 12r ‑A (H‑GB) Energy 15r ‑A (H‑GB) Energy 18r ‑A (H‑GB) Energy 25r ‑A (H‑GB) Energy 30r ‑A (H‑GB) Energy GB, IE...
  • Page 2: Table Of Contents

    Contents Contents Start-up ............... 30 Carrying out the initial start-up......30 Heating water supply in the sealed heating Safety ..............4 system ..............30 Intended use ............4 Checking and treating the heating water/filling Qualification ............4 and supplementary water ........30 General safety information ........
  • Page 3 Contents Wiring diagram, 30 kW ........51 Commissioning Checklist......... 52 Pipe lengths for the air/flue pipe ...... 56 Length of the C13 type air/flue pipe..... 56 Length of the C33 type air/flue pipe..... 56 Length of the C43 type air/flue pipe..... 56 Index ...................
  • Page 4: Safety

    1 Safety Safety Qualification The person carrying out the work described Intended use here must have completed professional train- The product is intended as a heat generator ing. The competent person must demon- for open and sealed heating installations and strably have all of the knowledge, skills and for domestic hot water generation.
  • Page 5 Safety 1 ▶ Do not use naked flames (e.g. lighters, 1.3.3 Air supply matches). Unsuitable or insufficient combustion and ▶ Do not smoke. room air may lead to material damage, but ▶ Do not use any electrical switches, mains also to life-threatening situations. plugs, doorbells, telephones or other com- To ensure that the combustion air supply is munication systems in the building.
  • Page 6: Regulations (Directives, Laws, Standards)

    ▶ You can find a list of relevant standards at To prevent material damage that is caused https://www.glow-worm.co.uk/standards. by heat transfer: ▶ Only solder connectors if the connectors are not yet screwed to the service valves.
  • Page 7: Guarantee And Customer Service

    To register your Glow-worm appliance visit: https://self-service.glow-worm.co.uk/warranty-registration Glow-worm is a licensed member of the Benchmark Scheme. Benchmark places responsibilities on both manufacturers and installers. The purpose is to ensure that customers are provided with the correct equipment for their needs, that it is installed, commissioned and serviced in accordance with the manufacturer’s instructions by a competent person approved at the time...
  • Page 8: Technical Data

    3 Technical data Technical data Technical data – General Energy7 12r Energy7 15r Energy7 18r Energy7 25r Energy7 30r ‑A (H‑GB) ‑A (H‑GB) ‑A (H‑GB) ‑A (H‑GB) ‑A (H‑GB) Gas category Diameter of the gas pipe 1/2 inch 1/2 inch 1/2 inch 1/2 inch 1/2 inch...
  • Page 9 Technical data 3 Technical data – G20 power/load G20 Energy7 12r Energy7 15r Energy7 18r Energy7 25r Energy7 30r ‑A (H‑GB) ‑A (H‑GB) ‑A (H‑GB) ‑A (H‑GB) ‑A (H‑GB) Maximum heat output 12 kW 15 kW 18 kW 25 kW 30 kW Effective output range (P) 4.8 to...
  • Page 10: Notes On The Documentation

    4 Notes on the documentation Notes on the documentation ▶ Always observe all operating instructions enclosed with the installation components. ▶ Store these instructions and all other applicable docu- ments for further use. These instructions apply only to: Product article number Gas Council Article number Number...
  • Page 11: Product Description 5

    Cat. Unit category Benchmark Condensing techno- Efficiency class of the boiler in accord- Glow-worm is a licensed member of the Benchmark logy ance with EC Directive 92/42/EEC Scheme. Type: Xx3(x) Permissible flue gas connections Benchmark places responsibilities on both manufacturers Maximum water pressure in heating and installers.
  • Page 12: Functional Elements

    5 Product description Functional elements If the boiler fails to resume normal operation and all external controls are calling for heat, then call your Installation/ Servi- cing company or Vaillant service. 5.5.3 Frost protection The appliance has a built in frost protection device that pro- tects the boiler from freezing.
  • Page 13: Set-Up

    Set-up 6 Set-up Dimensions Unpacking the product Remove the product from its box. Remove the protective film from all of the product's components. Checking the scope of delivery ▶ Check that the scope of delivery is complete and intact. 6.2.1 Scope of delivery 183,5 Number...
  • Page 14: Installation Site

    6 Set-up Installation site Air/flue pipe 6.6.1 Regulation This boiler is not suitable for outdoor installation. This boiler may be installed in any room. However if the boiler is being Different flue outlet configurations can be carried out. installed in a room containing a bath or shower it must only be installed in zones 2 or 3.
  • Page 15 Set-up 6 A terminal guard is required if persons could come into con- tact with the terminal or the terminal could be subject to dam- age. If a terminal guard is required, it must be positioned to provide minimum of 50 mm clearance from any part of the terminal and be central over the terminal.
  • Page 16 6 Set-up 6.6.3 Position of the air/flue terminal 6.6.3.1 Positioning the terminal of a fan-supported flue system Installation site Dimensions Adjacent to a boundary. 300 mm The dimension below eaves, balconies and car ports can be reduced to this value, as long as the flue terminal is 25 mm extended to clear any overhang.
  • Page 17 Set-up 6 Installation site Dimensions Below eaves. 200 mm Below gutters, pipe and drains. 75 mm The dimension below eaves, balconies and car ports can be reduced to this value, as long as the flue terminal is 25 mm extended to clear any overhang. External flue joints must be sealed with suitable silicon sealant. Above adjacent ground or balcony.
  • Page 18 6 Set-up 6.6.4.2 Vertical Concentric Flue ⌀ 60/100 mm or 6.6.4 Flue Configuration Description ⌀ 80/125 mm (C33 type installation) 6.6.4.1 Horizontal Concentric Flue ⌀ 60/100 mm or ⌀ 80/125 mm (C13 type installation) Gasket (fitted) Consult the separate installation manual for air/flue gas sys- Note tems supplied with your appliance for all possibilities and as- If the terminal is at less than 1.80 m from the...
  • Page 19: Using The Mounting Template

    Set-up 6 6.6.4.3 Multiple boiler chimney Flue ⌀ 60/100 mm Using the mounting template (C43 type installation) ▶ Use the mounting template to ascertain the locations at which you need to drill holes. 6.6.4.3.1 Multiple Boiler Chimney Flue Wall-mounting the product Note If you are using the rear air/flue connection, in- stall the air/flue pipe before you wall-mount the...
  • Page 20: Removing/Installing The Side Section

    6 Set-up 6.9.2 Installing the front casing ▶ Refit the components in the reverse order. 6.10 Removing/installing the side section 6.10.1 Removing the side section Caution. Risk of material damage caused by mech- anical deformation. Removing both side sections may cause mechanical distortion in the product, which may cause damage to the piping, for ex- ample, and potentially result in leaks.
  • Page 21: Installation

    Installation 7 Installation installation and open the purging valves on the radiators so that the contaminated water can completely drain. Close the draining cocks. Preparing for installation Refill the heating system with water. ▶ Make sure that the existing gas meter and the pipelines Check that the expansion relief valve of the heating are capable of passing the rate of gas supply required.
  • Page 22: Installing The Heating Pump

    7 Installation Installing the heating pump Condition: Combined supply and open vent pipe ▶ The flow rate must not fall below the value in the diagram. Install the line in accordance with "BS 5449". ▶ – Diameter: ≥ 22 mm Only use pumps that have an in-rush current ≤...
  • Page 23: Connecting The Heating Flow And Heating Return

    Installation 7 down differently by the manufacturer. The expansion ves- Condition: The product design is compatible with the local gas group sel volume depends on the total water system volume and ▶ Proceed as described below. the initial system design pressure. For any system an ac- curate calculation of vessel size is given in the current is- 7.10 Gas connection...
  • Page 24 7 Installation 7.11.1.4 Internal termination into combined sink You can find further information in specification "BS 6798" for installing and maintaining gas-fired boilers with a nominal waste heat input below 70 kW. 7.11.1 Condensate discharge systems The condensate is discharged periodically in ‘slugs’ by si- phonic action.
  • Page 25: Flue Installation

    Installation 7 7.11.1.9 Connection of condensate pump Open end of pipe direct into gulley below ground level but above water level Susceptible to siphonage, must terminate in a gulley Ø32mm 7.11.1.7 External termination into rain water down pipe ≥ 3 m Ø22mm ≤...
  • Page 26 7 Installation 7.13.1 Opening the electronics box If required, shorten the connection cables. ≤ 30 mm Strip the flexible line as shown in the figure. In doing so, ensure that the insulation on the individual conductors is not damaged. Only strip inner conductors just enough to establish good, sound connections.
  • Page 27 Installation 7 7.13.7 Connecting controls to the electronics 24 V – Burner 24V= 230V~ Limit thermostat for eBUS control or radio underfloor heating receiver unit Connect the cables. 24 V control Outdoor temperature sensor, wired Screw the supplied plug (2) to a three-core power sup- ply cable that complies with the relevant standards.
  • Page 28 7 Installation Condition: 230 V 3-wire connection ▶ Ensure that the control is designed for a maximum nom- inal current of 7 A. ▶ Connect the control to the main plug X1. – Terminal assignment: L ‑ line, N ‑ neutral conductor, ‑...
  • Page 29: Operation

    Operation 8 Operation Using check programmes By activating various check programmes, you can trigger Using diagnostics codes various special functions on the product. You can use the parameters marked as adjustable in the Check programmes – Overview (→ Page 44) table of diagnostics codes to adapt the product to the install- ation and customer requirements.
  • Page 30: Start-Up

    9 Start-up Start-up routed outside the building, must not discharge above an en- trance or window or any type of public access area, be clear of any electrical fittings and positioned so that any discharge Carrying out the initial start-up can be seen.
  • Page 31: Filling The Condensate Trap

    Start-up 9 Treating the filling and supplementary water Additives for cleaning measures (subsequent ▶ flushing required) Observe all applicable national regulations and technical – rules when treating the filling and supplementary water. Adey MC3+ – Adey MC5 Provided the national regulations and technical rules do not –...
  • Page 32: Checking The Gas Type

    9 Start-up Checking the gas type Switching on the product ▶ Make sure that the product is set up correctly by checking Switch on the product via the main switch installed on- the gas type. This ensures optimum combustion quality. site.
  • Page 33 Start-up 9 9.10.2 Checking the gas connection pressure (gas Condition: Gas flow pressure in the permissible range flow pressure) ▶ End the check programme P.01. ▶ Allow the boiler to cool down allowing pump overrun to operate for a minimum of two minutes. ▶...
  • Page 34: Thoroughly Flushing The Heating Installation ("Hot")

    9 Start-up 9.13 Checking the heating mode Checking the CO₂ Removed Fitted front content front casing casing Activate the heating mode on the user interface. Natural gas H Natural gas H Turn all thermostatic valves on the radiators until they 9.0 ±1.0 vol.
  • Page 35: Adapting The Unit To The Heating Installation

    Adapting the unit to the heating installation 10 10 Adapting the unit to the heating installation You can reset/change the system parameters (section "Us- ing diagnostics codes"). Overview of diagnostics codes (→ Page 45) 10.1 Burner anti-cycling time To prevent frequent switching on and off of the burner and thus prevent energy losses, an electronic restart lockout is activated for a specific period each time the burner is switched off.
  • Page 36: 12 Inspection And Maintenance

    12 Inspection and maintenance 12 Inspection and maintenance 12.4 Setting the CO₂ content Condition: The CO₂ content must be adjusted 12.1 Using original seals If you replace components, use only the enclosed original seals; additional sealing materials are not required. 12.2 Observing inspection and maintenance intervals...
  • Page 37: Cleaning The Heat Exchanger

    Inspection and maintenance 12 Switch off the product via the main switch. Close the gas stopcock. Remove the front casing. Remove the plugs from the gas valve assembly and from the fan. Remove the air intake pipe (1). Remove the gas-air mixture unit . 10.
  • Page 38: Cleaning The Condensate Trap

    12 Inspection and maintenance 12.11 Draining the product Remove the fixing screws (3). Carefully remove the electrode from the combustion Close the service valves of the product. chamber. Start check programme P.05 (→ Page 29). Check that the electrode ends (4) are undamaged. Check programmes –...
  • Page 39: 13 Troubleshooting

    Troubleshooting 13 ▶ 13 Troubleshooting If you require spare parts for maintenance or repair work, use only the spare parts that are permitted for the product. 13.1 Eliminating faults ▶ If fault codes (F.XX) are present, consult the table in the 13.6 Replacing defective components appendix for advice or use the check programme(s).
  • Page 40 13 Troubleshooting 13.6.4 Replacing the PCB Remove the gas pipe . Open the electronics box. (→ Page 26) Pull all of the plugs out from the PCB. Undo the clips on the PCB. Undo the clip underneath the condensate tray (4). Remove the PCB.
  • Page 41: Checking The Product For Leak-Tightness

    Troubleshooting 13 13.7 Checking the product for leak-tightness ▶ Check that the product is leak-tight. (→ Page 34) 0020300877_01 Energy Installation and maintenance instructions...
  • Page 42: 14 Decommissioning The Product

    Close the cold-water isolation valve. ▶ Drain the product. (→ Page 38) 15 Recycling and disposal Disposing of the packaging ▶ Dispose of the packaging correctly. ▶ Observe all relevant regulations. ▶ For detailed information refer to www.glow-worm.co.uk. Installation and maintenance instructions Energy 0020300877_01...
  • Page 43: Appendix

    Appendix Appendix Inspection and maintenance work The table below lists the manufacturer requirements with respect to minimum inspection and maintenance intervals. If na- tional regulations and directives require shorter inspection and maintenance intervals, you should observe these instead of the intervals listed. Each time inspection and maintenance work is carried out, carry out the required preparatory and com- pletion work.
  • Page 44: B Check Programmes - Overview

    Appendix Maintenance work Interval Reassemble the product After each time maintenance work is carried out Open the service valves, carry out the required leak-tightness test Annually Fill the product/heating installation to the filling pressure specified for the Annually system Connect the product to the electrical installation Annually Run the test operation on the product/heating installation including hot Annually...
  • Page 45: C Overview Of Diagnostics Codes

    Appendix Overview of diagnostics codes Setting level Values Default set- Unit Increment, select, explanation Own setting ting Min. Max. – – → Section d.00 Heating maximum output The maximum heating output varies Adjustable depending on the product. "Technical data" → Section "Technical data" d.01 Pump overrun time in Adjustable heating mode...
  • Page 46 Appendix Setting level Values Default set- Unit Increment, select, explanation Own setting ting Min. Max. – d.27 Function of relay 1 (multi- 1 = Circulation pump Adjustable functional module) 2 = External pump 3 = Cylinder charging pump 4 = Extraction hood 5 = External solenoid valve 6 = External fault message 7 = Solar pump (omitted)
  • Page 47: D Status Codes - Overview

    Appendix Setting level Values Default set- Unit Increment, select, explanation Own setting ting Min. Max. – – – d.68 Number of unsuccessful Current value ignitions at 1st attempt adjustable – – – d.69 Number of unsuccessful Current value ignitions at 2nd attempt adjustable ℃...
  • Page 48: E Overview Of Fault Codes

    Appendix Status code Meaning Display in domestic hot water mode with cylinder S.20 Domestic hot water mode: Requirement S.21 Domestic hot water mode: Fan prerun S.22 Domestic hot water mode: Pump prerun S.23 Domestic hot water mode: Burner ignition S.24 DHW mode: Burner on S.25 DHW mode: Pump/fan overrun...
  • Page 49 Appendix Fault code Meaning Possible cause F.28 Fault: Ignition unsuccessful when starting Gas meter defective or gas pressure switch has triggered, air in gas, gas flow pressure too low, thermal cut-out has triggered, incorrect gas injector, incorrect spare gas valve assembly, fault on the gas valve assembly, mul- tiple plug on PCB incorrectly plugged in, break in cable harness, ignition sys- tem (ignition transformer, ignition cable, ignition plug, ignition electrode) de- fective, ionisation flow interrupted (cable, electrode), incorrect earthing of...
  • Page 50: F Wiring Diagram

    Appendix Wiring diagram Burner off X106 eBUS – Burner 24V= 230V~ Main PCB Gas valve assembly Interface PCB Heating pump Control system Monitoring electrode Temperature sensor on the heating flow Room thermostat Temperature sensor on the heating return Main power supply and connection for 230 V control Ignition electrode Installation and maintenance instructions Energy 0020300877_01...
  • Page 51: G Wiring Diagram, 30 Kw

    Appendix Wiring diagram, 30 kW Burner off X106 eBUS – Burner 24V= 230V~ Main PCB Gas valve assembly Interface PCB Heating pump Control system Monitoring electrode Temperature sensor on the heating flow Room thermostat Temperature sensor on the heating return Main power supply and connection for 230 V control Ignition electrode 0020300877_01 Energy...
  • Page 52: H Commissioning Checklist

    Appendix Commissioning Checklist Benchmark Commissioning & Warranty Validation Service Record It is a requirement that the boiler is installed and commissioned to the manufacturers’ instructions and the data fields on the commissioning checklist completed in full. To instigate the boiler warranty the boiler needs to be registered with the manufacturer within one month of the installation.
  • Page 53 Appendix GAS BOILER SYSTEM COMMISSIONING CHECKLIST & WARRANTY VALIDATION RECORD Address: Boiler make and model: Boiler serial number: Commissioned by (PRINT NAME): Gas Safe registration number: Company name: Telephone number: Company email: Company address: Commissioning date: Heating and hot water system complies with the appropriate Building Regulations? Time, temperature control and boiler interlock provided for central heating and hot water Boiler Plus requirements (tick the appropriate box(s)) Weather compensation...
  • Page 54 Appendix SERVICE & INTERIM BOILER WORK RECORD It is recommended that your boiler and heating system are regularly serviced and maintained, in line with manufacturers’ instructions, and that the appropriate service / interim work record is completed. Service provider When completing a service record (as below), please ensure you have carried out the service as described in the manufacturers’ instructions. Always use the SERVICE/INTERIM WORK ON BOILER SERVICE/INTERIM WORK ON BOILER Date:...
  • Page 55 Appendix SERVICE & INTERIM BOILER WORK RECORD It is recommended that your boiler and heating system are regularly serviced and maintained, in line with manufacturers’ instructions, and that the appropriate service / interim work record is completed. Service provider When completing a service record (as below), please ensure you have carried out the service as described in the manufacturers’ instructions. Always use the SERVICE/INTERIM WORK ON BOILER SERVICE/INTERIM WORK ON BOILER Date:...
  • Page 56: Pipe Lengths For The Air/Flue Pipe

    Appendix Pipe lengths for the air/flue pipe Length of the C13 type air/flue pipe Validity: C13 type air/flue pipe Diameter of the air/flue pipe Dia. 60/100 (L) Dia. 80/125 (L) C13 type air/flue C13 type air/flue pipe pipe Energy7 12r ‑A ≤...
  • Page 57: Index

    Index Index Installation, preparations ............. 21 Intended use................4 Air intake pipe, removing............. 36 Kammerbelüftung ..............14 Air/flue pipe, horizontal wall duct......... 18 Kundendienst ................ 7 Air/flue pipe, installing ............25 Leak-tightness ............34, 38, 41 Air/flue pipe, type C13 ............18 Air/flue pipe, type C33 ............
  • Page 60 Nottingham Road ‒ Belper-Derbyshire ‒ DE56 1JQ Telephone 01773 824639 ‒ Technical helpline 0330 100 7679 After sales service 0330 100 3142 0020300877_01 www.glow-worm.co.uk 0020300877_01 ‒ 09.11.2020 © These instructions, or parts thereof, are protected by copyright and may be reproduced or distributed only with the manufacturer's written consent.

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