Glow-worm Betacom 24 Installation And Servicing Manual
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Glow-worm Betacom 24 Installation And Servicing Manual

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INSTALLATION AND SERVICING

Betacom 24
G.C. No. 47-019-04
Betacom 30
G.C. No. 47-019-05
High Effi ciency
Combination
Boilers
Glow-worm, Nottingham Road, Belper, Derbyshire. DE56 1JT
Supplied By www.heating spares.co Tel. 0161 620 6677
Betacom
www.glow-worm.co.uk
1
982.160116/000 - 07.06

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  • Page 1: Installation And Servicing

    982.160116/000 - 07.06 INSTALLATION AND SERVICING Betacom Betacom 24 G.C. No. 47-019-04 Betacom 30 G.C. No. 47-019-05 High Effi ciency Combination Boilers Glow-worm, Nottingham Road, Belper, Derbyshire. DE56 1JT www.glow-worm.co.uk Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 2: Guarantee Registration

    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 First Year Guarantee. We recommend you complete and return as soon as possible your Guarantee Registration Card.

  • Page 3: Table Of Contents

    The instructions consist of two parts, Installation and Servicing Instructions. The instruc- tions are an integral part of the appliance and must, to comply with the current issue of the Gas Safety (Installation and Use) Regulations, be handed to the user on completion of the installation.

  • Page 4: Warnings

    Glow-worm. In GB this is BS 7671. Any alteration not approved by Glow-worm, could invalidate In IE this is the current edition of I.S.813 “Domestic Gas Instal- the certifi cation, boiler warranty and may also infringe the cur- lations”.

  • Page 5: General Information

    General Information General Note Condensate Drain This boiler is designed for use as part of a sealed water cen- The condensate drain, see diagram 8.2, must not be modifi ed tral heating system with fully pumped circulation. The pump, or blocked. expansion vessel and associated safety devices are all fi...

  • Page 6: Appliance Safety Devices

    If this appliance is installed in a rented property there is a duty of care imposed on the owner of the property by the current is- If a part is required contact Glow-worm’s own service organisa- sue of the Gas Safety (Installation and Use) Regulations, Sec- tion using the telephone number on the inside front cover of tion 35.

  • Page 7: Technical Information

    1 Technical Information FLUE BOILER Diagram 1.1 1.1 IMPORTANT The Health and Safety at Work Act, Control of Substances Haz- ardous to Health (COSHH). The boiler is supplied in one carton, which includes the appli- The Current I.E.E. Wiring Regulations. ance packs, see diagram 6.1.
  • Page 8 All dimensions are given in millimetres (except as noted). See diagrams 1.1 and Boiler Specifi cation table. The data label is positioned on the base of the boiler. Boiler specification Unit Betacom 24 Betacom 30 Gas category 2H3+ 2H3+ Heating output at 80°C/60°C (Hi) 18.1 - 24.5...
  • Page 9 1 Technical Information Boiler specification Unit Betacom 24 Betacom 30 Dimensions: Height Width Depth Net weight 41.5 Supply voltage V/Hz 230/50 230/50 Maximum absorbed power Electric protection IP X4D IP X4D CE number 0694 BN 3710 0694 BN 3710 Technical data depending on the gas type...
  • Page 10 Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 11: Gas Supply

    1 Technical Information 1.4 Gas Supply 1.5 Condensate Drain The gas installation must be in accordance with the relevant A plastic drain pipe must be fi tted to allow discharge of conden- standards. sate to a drain. In GB this is BS6891. Condensate should, if possible, be discharged into the internal household draining system.

  • Page 12: Boiler Location And Ventilation

    fi tted in accordance with the Institute of Gas Engineers doc- ument IGE/UP/7/1998. If in doubt seek advice from local gas undertaking or Glow-worm. 2.4 Room Ventilation The boiler is room sealed so a permanent air vent is not re- quired.

  • Page 13: Flue Options And Terminal Clearances

    3 Flue Options and Terminal Clearances Top horizontal telescopic fl ue Ø60/100 Top horizontal standard fl ue Ø60/100 Part No. A2043600 Part No. A2043400 Flue Accessories Black Horizontal Terminal Kit, for use with A2043500; A2043600; A2043400 Black Horizontal Terminal Kit, concentric fl...

  • Page 14: Flue Terminal Position

    3 Flue Options and Terminal Clearances 3.1 Flue Options There are various fl ue options to choose from as illustrated in diagram 3.1. The fl ue lengths and installation are described in section 9. 3.2 Flue Terminal Position The minimum acceptable siting dimensions for the terminal from obstructions, other terminals and ventilation openings are shown in diagram 3.2.

  • Page 15: Heating System

    4 Heating System 4.1 General 4.3 Flow Rate The boiler is for use only with sealed central heating systems. If it is necessary to alter the fl ow rate, the system can be fi tted with a lockable balancing valve in the main fl ow or return pipes The safety valve is an integral part of the boiler and it cannot shown as valve “A”...
  • Page 16 4 Heating System Remaining conveyancing capacity Model Betacom 24 with pump’s selector in speed position I, II, III (automatic by-pass, not disconnectable) 1000 1200 1400 Water fl ow l/h Remaining conveyancing capacity Model Betacom 30 with pump’s selector in speed position I, II, III...

  • Page 17: Domestic Hot Water System

    5 Domestic Hot Water System General 5.2 ‘Hard’ Water Areas All domestic hot water circuits, connections, fi ttings must be The temperatures within the heat exchanger are limited by the in accordance with the relevant standards and water supply boiler control system to minimise scale formation within the hot regulations.
  • Page 18 6 Installation Preparation Pipe pack A - Central Heating × 2 B - Domestic Water outlet C - Domestic Water inlet D - Gas Safety discharge valve pipe (not illustrated) Diagram 6.1 Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 19: Gas/Water & Appliance Connection

    7 Gas / Water & Appliance Connection 7.2 Appliance Connection IMPORTANT: With regards to the Manual Handling Opera- tions, 1992 Regulations, the following lift operation exceeds the recommended weight for a one man lift, refer to section 16 Manual Handling. NOTE: The appliance may contain a small amount of water, place a water container beneath the boiler connections.

  • Page 20: Condensate Drain Connection

    8 Safety Discharge Valve & Condensate Connections 8.1 Safety Discharge Valve The pipe from the safety discharge valve must not discharge above an entrance, window or any type of public access area. Take the safety discharge pipe, supplied in the pipe pack and the union nut and seal, supplied in the loose items pack and fi...
  • Page 21 8 Safety Discharge Valve & Condensate Connections INTERNAL SOIL EXTERNAL SOIL AND VENT STACK AND VENT STACK BOILER BOILER EXTERNAL MAX. 3M MIN. DIA. 21mm MIN. DIA. 21mm NO RESTRICTION NO RESTRICTION ON LENGTH ON LENGTH Internal Soil and Vent Pipe External Soil and Vent Pipe or Rainwater Pipe SINK (CONSTITUTES...

  • Page 22: Flue Preparation And Installation

    9 Flue Preparation and Installation 9.1 Top Horizontal Rear fl ue - Telescopic Part No. A2043600. Refer to diagram 9.1 for kit contents. 9.2 Flue Length If a wall thickness of 204mm min. to 409mm max. the Top hori- zontal rear fl ue - telescopic can be used without extensions. If the wall thickness is greater than 409mm then using exten- sions a maximum horizontal fl...
  • Page 23 9 Flue Preparation and Installation Diagram 9.4 Diagram 9.7 9.5 Top Horizontal Rear fl ue - Standard Part No. A2043400. Refer to diagram 9.8 for kit contents. 9.6 Flue Length If a wall thickness of 75 min. to 507 max. the Top horizontal rear fl...
  • Page 24 9 Flue Preparation and Installation The cut ducts must be de-burred and all fi lings and debris re- moved. Insert the fl ue duct into the air duct terminal assembly, remem- bering to engage the catch within the terminal. NOTE: If you require to lubricate the seals to ease installation, do not use mineral oils or grease, silicon grease or water is recommended.
  • Page 25 9 Flue Preparation and Installation 9.8 Top Horizontal Side fl ue - Telescopic Part No. A2043600. Refer to diagram 9.1 for kit contents. 9.9 Flue Length The maximum permissable horizontal fl ue length is 4 metres (24kW) & 3 metres (30kW) plus the Top horizontal side fl ue - telescopic.
  • Page 26 9 Flue Preparation and Installation 9.12 Top Horizontal Side fl ue - Standard Part No. A2043400. Refer to diagram 9.8 for kit contents. 9.13 Flue Length Remove the top fl ue outlet cover secured with four screws, see diagram 9.2. Temporarily fi...
  • Page 27 9 Flue Preparation and Installation 9.15 Vertical fl ue The vertical fl ue system is available as an option where the boiler position does not permit the use of the top horizontal or rear fl ue system. The system is made up of accessories. The accessories include terminal assembly, bends 45°...

  • Page 28: Flue Terminal Installation

    9 Flue Preparation and Installation Flue Terminal Installation (a) Pitched Roof Fit the required pitched roof weather collar over the 150mm hole in the roof. Make good the tiling or slating around the col- lar incorporating the fl ashing of the weather collar. Position the angle cap over the weather collar in the correct orientation to attain the correct angle for your roof.
  • Page 29 9 Flue Preparation and Installation Diagram 9.21 When the length of the fl ue system is less than 2 metres, it is necessary to install the fl ue restrictor “D”. The length of the system is specifi ed for each fl...

  • Page 30: Terminal Position

    9 Flue Preparation and Installation 9.16 Twin fl ue The twin fl ue system is available as an option when the top horizontal, rear or vertical fl ue system is not appropriate. The system can provide an independent horizontal air inlet and fl...
  • Page 31 9 Flue Preparation and Installation Horizontal Terminal Installation With due consideration to terminal clearances mentioned in Section 3.2 drill the one or two holes as required with a 90mm core drill. Push the horizontal terminal through the wall allowing approx. 100mm to protrude outside.
  • Page 32 9 Flue Preparation and Installation When the length of the fl ue sys- tem is less than 4 metres, it is necessary to install the fl ue re- strictor “D”. The length of the system is specifi ed for each fl ue confi...
  • Page 33 For each 90° bend or 2 x 45° bends the maximum length of the Plume Management Kit must be reduced by 1m. MANAGEMENT For more information contact Glow-worm, refer to page 2. The Plume Management Kit is supplied with installation instruc- tions.

  • Page 34: Electrical Connection

    Under no circumstances must tions. Any fault arising from incorrect wiring cannot be put right any mains voltage be applied to the white controls con- under the terms of the Glow-worm guarantee. nection lead. All system components must be of an approved type.
  • Page 35 10 Electrical Connection POTENTIAL FUSED MAINS FREE ROOM SPUR OR THERMOSTAT FUSED 3 PIN PLUG 1) INTERNAL TIME CLOCK WITH EXTERNAL BOILER ROOM THERMOSTAT If a room thermostat is required it must be connected to the external controls lead as shown, using a suitable elec- trical connection.

  • Page 36: Commissioning

    11 Commissioning 11.1 Filling the System 11.3 Re-pressurising System Refer to diagram 11.1 Ensure that the fi lling loop is connected to the fi lling con- nections on the heating system. Ensure that the fi lling loop is connected to the fi lling con- nections on the heating system.

  • Page 37: Initial Lighting

    This may affect the gas rates meas- ured if the appliance reaches its operating temperature during the measurement. The approximate gas rates: Betacom 24: 2.7m³/h Betacom 30: 3.1m³/h The gas valve is factory set for natural gas (G20) and should need no adjustment.
  • Page 38 11 Commissioning 11.9 Heating power adjustment The maximum heating output must be set in accordance with the system requirements (stated in the project). Once you know the power suitable for the heating system, refer to the “BURNER PRESSURES” tables in Section 1 (Technical Infor- mation) and fi...

  • Page 39: Instruct The User

    11 Commissioning 11.10 Instruct the User Instruct and demonstrate the lighting procedure and advise the user on the safe and effi cient operation of the boiler. Instruct on and demonstrate the operation of any heating sys- tem controls. Advise the user on the use and maintenance of any scale re- ducer and pass on any relevant instructional documents.

  • Page 40: Servicing

    Do not use reconditioned or copy parts that have not been clearly authorised by Glow-worm. Before commencing with a service or replacement of parts the...

  • Page 41: Heat Exchanger

    12 Servicing 12.2 General Removal of the front panel is required for all routine servicing. Refer to diagram 12.3. Unless stated otherwise any part removed during servicing should be replaced in the reverse order to removal. Servicing should always include the removal of any debris from the condensate pipe and siphon.
  • Page 42 12 Servicing 17 16 Flue overheat thermostat 13 Domestic plate-to-plate heat exchanger (manual reset control) 14 Priority pressure switch Air pressure switch 15 Hydraulic 3-way valve 16 DHW temperature sensor Automatic air vent 17 Condensate trap Expansion vessel 18 Drain valve Flue hood 19 Pump Heat exchanger...

  • Page 43: Fault Finding

    13 Fault Finding Electrical Testing NOTE: Before trying to operate the boiler make sure that : Should there be any doubt about the voltage supply to any of the components, it is possible to carry out a simple electrical • All gas supply cocks are open and that the gas supply has test.
  • Page 44 13 Fault Finding Electric diagram Colours abbreviations: Black Brown Blue Green GNYE Green-Yellow Grey Orange Violet White Yellow ACC Electronic igniter PSA Low water pressure switch (“N.O.” contact closed = in pressure) Time clock power supply NTC sensor, heating Pump NTC sensor, DHW Time clock contact Voltage-free Contact for generic...

  • Page 45: Replacement Of Parts

    14 Replacement of Parts 14.1 General Refer to Diagram 14.3 for the overall view of disassembled items. Replacement of parts must be carried out by a competent per- son. Before replacing any parts the boiler should be isolated from the mains electric supply and the gas should be turned off at the service cock on the boiler, see diagram 14.1.
  • Page 46 14 Replacement of Parts Diagram 14.3 Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 47: Spare Parts

    15 Spare Parts Diagram 15.1 Supplied By www.heating spares.co Tel. 0161 620 6677...

  • Page 48: Manual Handling

    16 Manual Handling IMPORTANT. used – keep back straight – bend using legs. Keep load as close With regards to the Manual Handling Opera- to body as possible. Always use assistance if required. Dispose of tions, 1992 Regulations, the following lift operation exceeds the packaging in a responsible manner.

  • Page 49: Service Record

    Installation, Commissioning and Service Record Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 50 982790002/000 Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 51 Supplied By www.heating spares.co Tel. 0161 620 6677...
  • Page 52 Glow-worm, Nottingham Road, Belper, Derbyshire. DE56 1JT www.glow-worm.co.uk Because of our constant endeavour for improvement, details may vary slightly from those shown in these instructions. Supplied By www.heating spares.co Tel. 0161 620 6677...

This manual is also suitable for:

Betacom 30

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