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Table of Contents
Related Manuals for Glowworm EASICOM 3 25s
Summary of Contents for Glowworm EASICOM 3 25s
- Page 1 EASICOM 3 en Installation and maintenance instructions...
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Page 2: Table Of Contents
Installation and maintenance Avoiding danger arising from insufficient water pressure............... 25 instructions Flushing the heating installation for the first time ("cold") ............25 Contents Filling and purging the heating installation ..26 Filling the domestic hot water circuit....26 Safety ..............3 Checking and adjusting the gas setting.... -
Page 3: 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 closed heating installations and for do- strably have all of the knowledge, skills and mestic hot water generation. - Page 4 ▶ Do not use any electrical switches, mains To prevent electric shocks, proceed as fol- plugs, doorbells, telephones or other com- lows before working on the product: munication systems in the building. ▶ Disconnect the product from the power ▶ Close the emergency control valve or the supply by switching off all power supplies main isolator.
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Page 5: Regulations (Directives, Laws, Standards)
▶ Observe local regulations on neutralising condensate. 1.3.9 Frost To prevent material damage: ▶ Do not install the product in rooms prone to frost. 1.3.10 Safety devices ▶ Install the necessary safety devices in the installation. Regulations (directives, laws, standards) ▶... -
Page 6: Guarantee And Customer Service
Guarantee and Customer Service Guarantee Registration Thank you for installing a new Glow-worm appliance in your home. Glow-worm appliances are manufactured to the very highest standard so we are pleased to offer our customers a comprehensive guarantee. To maintain your guarantee, the boiler must be serviced annually by a competent person who holds the required qualifications in accordance with the rules in force of the country where the product is installed and in accordance with the manufactures recommendations. -
Page 7: Technical Data
Technical data EASICOM 3 25s Safety discharge of expansion 0.3 MPa Technical data – General relief valve (3.0 bar) EASICOM 3 25s Maximum operating pressure 0.25 MPa (2.50 bar) Gas category Nominal water flow (ΔT = 20 K) 1,085 l/h... -
Page 8: Product Description
Product description Information on the Meaning identification plate CE marking XX, Gxx – xx mbar Gas group and gas connection pressure (x kPa) as set at the factory Cat. Approved gas category Condensing techno- Efficiency of the boiler in accordance ... -
Page 9: Functional Elements: System Boiler
Functional elements: System boiler 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. 5.6.3 Frost protection The appliance has a built in frost protection device that pro- tects the boiler from freezing. -
Page 10: Set-Up
Set-up Installation site This boiler is not suitable for outdoor installation. This boiler Checking the scope of delivery may be installed in any room. However if the boiler is being ▶ installed in a room containing a bath or shower it must only Check that the scope of delivery is complete and intact. -
Page 11: Air/Flue Pipe
Air/flue pipe 6.6.1 Regulation Different flue outlet configurations can be carried out. – Consult the installation manual for air/flue gas systems for more information about the other possibilities and associated accessories. Minimum fall 44 mm/m – Standard flue terminal kits have an in-built fall back to the boiler to drain the condensate. - Page 12 6.6.2 Position of the air/flue terminal 6.6.2.1 Positioning the terminal of a fan-supported flue system Dimen- Installation site sions 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 13 Dimen- Installation site sions 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 14 6.6.3.3 Vertical Concentric Flue ⌀ 60/100 mm or 6.6.3 Flue Configuration Description ⌀ 80/125 mm (C33 type installation) 6.6.3.1 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...
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Page 15: Using The Mounting Template
Removing/installing the front casing Boiler Final storey Inspection hatch Ground floor 6.9.1 Removing the front casing Note The flue connecting from the appliance to the flue system must be supplied from the manufacturer of the boiler. C43 flue systems must not be a 'pressurised sys- tem' but act under natural draught principles. - Page 16 6.10.2 Installing the side section ▶ Refit the components in the reverse order. Installation and maintenance instructions EASICOM 3 0020238426_04...
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Page 17: Installation
Installation Gas and water connections Note Preparing for installation Apply heat insulation to the water pipes to the ▶ Make sure that the existing gas meter is capable of boiler outlet and to the installation. passing the rate of gas supply required. ▶... -
Page 18: Connecting The Condensate Discharge Pipe
Connecting the condensate discharge pipe 7.6.1.1 Direct Connection to internal soil and vent stack Ø22mm ▶ Follow the instructions listed here and observe the legal Preferred option and local regulations on condensate discharge. ▶ Use PVC or any other material that is suitable for drain- 7.6.1.2 Direct connection to external soil and vent ing the non-neutralised condensate. - Page 19 7.6.1.7 External termination into rain water down Preferred option for external termination pipe 7.6.1.5 External termination into soakaway Ø32mm ≤ 3 m ≤ 3 m < 500 mm Ø22mm 100 mm Ø 32mm Ø12 NB only combined foul/rainwater drain 7.6.1.8 Additional methods of introducing air breaks Ground (either/or) Bottom of sealed tube Seal...
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Page 20: Connecting The Drain Cock
Connecting the drain cock 7.9.1 Opening and closing the electronics box ▶ Connect a hose to the drain cock (1) and guide the free end of the hose to a suitable drainage point. Flue installation 7.8.1 Installing and connecting the air/flue pipe You can find out which air/flue pipes may be used by consulting the enclosed set-up instructions for the air/flue system. - Page 21 Use strain reliefs. If required, shorten the connection cables. ≤ 30 mm Strip the flexible line as shown in the figure. In doing so, 230V~ ensure that the insulation on the individual conductors is not damaged. Only strip inner conductors just enough to establish good, sound connections.
- Page 22 Condition: If installing a multi-circuit control. ▶ Change the pump mode (d.18) from Eco (intermittent pump operation) to Comfort (continuous pump opera- tion). Condition: If you are connecting a control (230 V). 230V~ ▶ Connect the control to the main plug. ▶...
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Page 23: Operation
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 38) table of diagnostics codes to adapt the product to the install- ation and customer requirements. -
Page 24: Start-Up
Start-up Total Water hardness at specific system volume heating > 20 l/kW output ≤ 20 l/kW Carrying out the initial start-up > 50 l/kW ≤ 50 l/kW Initial start-up must be carried out by a customer service mol/ mol/ mol/ technician or an authorised competent person using the CaCO₃... -
Page 25: Filling The Condensate Siphon
Additives for frost protection intended to remain Avoiding danger arising from insufficient permanently in the installation water pressure – Adey MC ZERO The filling pressure must be between 0.10 and 0.15 MPa – Fernox Antifreeze Alphi 11 (1.0 and 1.5 bar). –... -
Page 26: Filling And Purging The Heating Installation
Filling and purging the heating installation 9.9.1 Checking the air/flue pipe/flue gas recirculation Preliminary work ▶ Check the flue gas installation is intact in accordance Flush the heating installation through. with the latest gas safe technical bulletin and informa- tion supplied in the installation instructions. For extended flue gas installations check for flue gas recirculation using the air analysis point. - Page 27 9.9.3 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. ▶...
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Page 28: Thoroughly Flushing The Heating Installation ("Hot")
Status codes – Overview (→ Page 42) 9.10 Thoroughly flushing the heating installation ◁ ("hot") If the product is working correctly, the display shows S.14. Operate the appliance until the boiler and the heating system are up to temperature. Check the heating system for leaks. 10 Adapting the unit to the installation Connect a hose to the drain valve located at the lowest position of the heating system. -
Page 29: Setting The Bypass
10.3 Setting the bypass 11 Handing over to the end user ▶ Condition: Two-stage pump At the time of commissioning complete all relevant sec- tions of the Benchmark commissioning checklist, located at the rear of this document. ▶ For IE: Complete a “Declaration of Conformity” to indicate compliance to I.S. -
Page 30: Inspection And Maintenance
12 Inspection and maintenance 12.5 Setting the CO₂ content Condition: The CO₂ content must be adjusted 12.1 Complete Service Interval Record section ▶ After servicing, complete the relevant Service Interval Record section of the Benchmark Checklist located on the inside back pages of this document. 12.2 Using original seals If you replace components, use only the enclosed original... -
Page 31: Cleaning The Heat Exchanger
10. Remove the burner seals (7) and the burner (8). 11. Check the burner and the heat exchanger for damage and dirt. 12. If necessary, clean or replace the components accord- ing to the following sections. 13. Install the two new burner seals. 12.7 Cleaning the heat exchanger Remove the screw (1). -
Page 32: Cleaning The Condensate Tray
– 12.11 Cleaning the condensate siphon Clearance for the ignition electrodes: 3.5 to 4.5 mm Make sure that the seal (5) is free from damage. ▽ If necessary, replace the seal. 12.10 Cleaning the condensate tray Switch off the product via the main switch. Close the gas isolator cock. -
Page 33: Checking The Pre-Charge Pressure Of The Expansion Vessel
12.14 Checking the pre-charge pressure of the 13.3 Deleting the fault memory expansion vessel Delete the fault memory using the diagnostics code d.94. Drain the product. (→ Page 32) Set diagnostics code . (→ Page 23) Measure the pre-charge pressure of the expansion ves- sel at the vessel valve. - Page 34 13.6.3 Replacing the gas valve assembly Disconnect the product from the power grid. Close the gas stopcock. Remove the front casing. (→ Page 15) Remove the temperature sensor (3). Remove the upper clip (1). Remove the lower clip (4). Remove the supply pipe (5). Remove the air intake pipe (2).
- Page 35 13. Lift the heat exchanger up slightly and remove it to- Undo the nut (3). gether with the condensate tray. Remove both screws on the support plate (1). 14. Remove the ignition transformer (1). Remove the support plate . 15. Remove the ignition electrode (2). Pull out the expansion vessel (2) towards the front.
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Page 36: Checking The Product For Leak-Tightness
13.6.8 Replacing the PCB for the user interface Remove the clip (1). Remove the pressure sensor (2). Install the new pressure sensor. Reattach the clip (1). 13.7 Checking the product for leak-tightness ▶ Check that the product is leak-tight. (→ Page 28) 14 Decommissioning the product ▶... -
Page 37: 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 38: B Check Programmes - Overview
Maintenance work Interval Checking the pre-charge pressure of the expansion vessel at regular intervals 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... -
Page 39: C Overview Of Diagnostics Codes
Overview of diagnostics codes Note Since the code table is used for various products, some codes may not be visible for the product in question. Dia- Values Default set- gnostics Parameter Unit Increment, select, explanation Own setting ting Min. Max. code –... - Page 40 Dia- Values Default set- gnostics Parameter Unit Increment, select, explanation Own setting ting Min. Max. code – d.18 Pump overrun operating 1 = Continuous (pump runs per- Adjustable mode manently) 3 = Eco (intermittent pump mode – for the dissipation of the resid- ual heat after hot water genera- tion at an extremely low heat de- mand)
- Page 41 Dia- Values Default set- gnostics Parameter Unit Increment, select, explanation Own setting ting Min. Max. code – – d.35 Position of the diverter Current value 0 = Heating valve adjustable 40 = Mid-position (parallel opera- tion) 100 = Domestic hot water –...
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Page 42: D Status Codes - Overview
Dia- Values Default set- gnostics Parameter Unit Increment, select, explanation Own setting ting Min. Max. code – d.80 Running time in heating Current value Running time = Display value x mode adjustable – d.81 Running time in hot wa- Current value Running time = Display value x ter handling mode adjustable... -
Page 43: E Overview Of Fault Codes
Status code Meaning S.17 DHW mode: Pump overrun Display in Comfort mode with warm start or hot water handling mode with cylinder S.20 Hot water handling mode: Requirement S.21 Hot water handling mode: Advance fan operation S.22 Hot water handling mode: Pump pre-run S.23 Hot water handling mode: Burner ignition S.24... - Page 44 Fault code Meaning Possible cause F.23 Safety shutdown: Temperature spread Pump blocked, insufficient pump output, air in product, flow and return NTC too great (NTC1/NTC2) connected the wrong way round F.24 Safety shutdown: Temperature rise too Pump blocked, reduced pump output, air in product, system pressure too fast low, non-return valve blocked/incorrectly installed F.25...
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Page 45: F Wiring Diagram: System Boiler
Fault code Meaning Possible cause F.88 Fault: Gas valve assembly Gas valve assembly not connected or it is connected incorrectly, short circuit in the cable harness F.89 Fault: Pump Pump not connected or it is connected incorrectly, incorrect pump connec- ted, short circuit in the cable harness Wiring diagram: system boiler Burner off... -
Page 46: Commissioning Checklist
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 47 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 48 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 Date: SERVICE/INTERIM WORK ON BOILER...
- Page 49 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 Date: SERVICE/INTERIM WORK ON BOILER...
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Page 50: H Commissioning Flow Chart
Commissioning Flow Chart PRIOR TO CO AND COMBUSTION RATIO CHECK NOTE The boiler manufacturer’s installation instructions should have been followed, gas type verified and gas THE AIR GAS RATIO VALVE IS FACTORY supply pressure/rate checked as required prior to commissioning. SET AND MUST NOT BE ADJUSTED As part of the installation process, especially where a flue has been fitted by persons other than the DURING COMMISSIONING UNLESS THIS... -
Page 51: Index
Index Leak-tightness ............... 28, 36 Air intake pipe, removing............. 30 Main PCB, replacing............35 Air/flue pipe, horizontal wall duct......... 14 Maintenance work ............... 30 Maintenance work, completing..........33 Air/flue pipe, installing ............20 Mounting template............... 15 Air/flue pipe, type C13 ............14 Air/flue pipe, type C33 ............ - Page 52 Supplier Vaillant Ltd. Nottingham Road Belper Derbyshire DE56 1JT Telephone 0330 100 3461 info@vaillant.co.uk www.vaillant.co.uk 0020238426_04 Publisher/manufacturer Vaillant Group UK LTD Nottingham Road Belper Derbyshire DE56 1JQ Telephone 01773 824639 Technical helpline 0330 100 7679 After sales service 0330 100 3142 www.glow-worm.co.uk © 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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