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Gledhill High Efficiency
Condensing Boiler
Models: GB10 GB15 GB20 GB25 GB30
DESIGN, INSTALLATION
AND SErvIcING INSTrucTIONS
THE GAS SAFETY (INSTALLATION AND uSE)
rEGuLATIONS
In your own interest and that of safety, it is
law that all gas appliances are installed by
competent persons and in accordance with the
above regulations.
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Summary of Contents for Benchmark GB10
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Page 1: Condensing Boiler
Gledhill High Efficiency Condensing Boiler Models: GB10 GB15 GB20 GB25 GB30 DESIGN, INSTALLATION AND SErvIcING INSTrucTIONS THE GAS SAFETY (INSTALLATION AND uSE) rEGuLATIONS In your own interest and that of safety, it is law that all gas appliances are installed by competent persons and in accordance with the above regulations. - Page 2 Great Britain (GB) and Ireland (IE). an approved commissioning checklist is completed by the installer. The approved Benchmark checklist is These appliances have been certified for safety and therefore it is important included on page 35.
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Page 3: Table Of Contents
cONTENTS CONTENTS Page CONTENTS Page 1. IMPOrTANT INFOrMATION 6. cOMMISSIONING 1.1 Gas Testing and Certification and CE Mark 6.1 General 1. Handling and Storing Appliance 6. Inital Lighting 1.3 System Installation 6.3 Testing - Gas 1.4 Warnings 6.4 Testing - Heating System 1.5 Equipment Selection 6.5 Testing - User Controls 1.6 Electricity Supply Failure... -
Page 4: Important Information
1.2. HANDLING AND STOrING THE APPLIANcE (e) Bench Mark Log Book As part of the industry wide ‘Benchmark’ initiative This appliance should be handled carefully to avoid damage and any manual all Gledhill appliances now include a Benchmark... -
Page 5: Protection Agenst Freezing
The installation / service engineer should complete blocked. During freezing conditions this may be due to the forming of ice in the the ‘Benchmark’ logbook on completion of condensate drain external to the house. Release ice blockage by use of warm commissioning and service work. -
Page 6: Operating The Boiler
OPErATING THE BOILEr - If the boiler fails to ignite, the dot D1 will switch off and 2.1. HEATING SYSTEM AND BOILEr dot D will be flashing or be on constantly (depending upon the error type) and reset will be required. (a) Sealed Systems A sealed heating system must be filled and pressurised by a competent person. - Page 7 OPErATING THE BOILEr Page 7...
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Page 8: Installation, Design & Planning Information
INSTALLATION DESIGN AND PLANNING INFOrMATION 3.1. IMPOrTANT NOTIcE (a) The boiler is supplied in one pack. The flue and fixing jig are supplied separately. (b) This boiler is for use on G0 natural gas only. The boiler is certified to the current issue of EN483 for performance and safety. -
Page 9: Technical Data Of Boilers
The main dimensions and the clearances required for the boilers are shown in diagram 3.1 for models GB30, GB5 and GB0 and diagram 3. for models GB15 and GB10. The technical data of the boilers is shown in tables 3.1 and 3.. The boiler data badge is positioned on the inner door. - Page 10 INSTALLATION DESIGN AND PLANNING INFOrMATION Table 3.1. connection, Electrical and Weight data of the boiler Boiler Model GB30, GB5, GB0 GB15, GB10 Height (mm) Overall dimensions including Width (mm) flue spigot Depth (mm) Height (mm) 1000 1000 Clear space required for...
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Page 11: Gas Supply
INSTALLATION DESIGN AND PLANNING INFOrMATION 3.3. GAS SuPPLY 3.4. ELEcTrIcITY SuPPLY (a) The boiler must be permanently connected (a) The Local Gas Supplier should be consulted at the installation planning stage to a 30V~, 50Hz supply. This appliance MUST BE in order to establish the availability of an adequate supply of gas. - Page 12 INSTALLATION DESIGN AND PLANNING INFOrMATION 3.5.1. Open vented heating system 3.5.2. Sealed heating system (a) Design Standards (a) The open i.e. vented heating system is shown schematically in diagram 3.3. It is important that the relative positions of the pump, cold feed and the open The sealed heating system is shown schematically vent are as shown in diagram 3.3 to minimise the chances of air ingress and in diagram 3.4.
- Page 13 INSTALLATION DESIGN AND PLANNING INFOrMATION 3.5.2. Sealed heating system(cont) (e) Expansion vessel A diaphragm type expansion vessel, conforming to the current issue of BS4814 (See also BS7074 Parts 1 and ) must be connected to the inlet side of Return the circulating pump (see diagram 3.4) unless laid down differently by the manufacturer.
- Page 14 INSTALLATION DESIGN AND PLANNING INFOrMATION 3.5.3. Gledhill BoilerMate Ov Heating System The Gledhill Boiler is also suitable for use with a Gledhill BoilerMate OV; an integrated open vented heating system and mains pressure hot water appliance. This appliance is supplied with factory fitted and wired system controls and equipment e.g.
- Page 15 INSTALLATION DESIGN AND PLANNING INFOrMATION 3.5.4. Gledhill BoilerMate SP Heating System The Gledhill Boiler is also suitable for use with a Gledhill BoilerMate SP; an integrated sealed heating system and mains pressure hot water appliance The BoilerMate SP uses an indirectly heated open vented hot water only primary store. The central heating circuit is suitable for sealed heating systems as shown schematically in diagram 3.8.
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Page 16: System/Boiler Pump
Pressure loss (m WG) sufficiently robust to take its total weight given in Model difference (K) per hour) table 3.1. GB30 34 6.66 188 .30 GB5 1951 4.79 1073 1.69 GB0 1561 3. 1.17 GB15 1171 3.91 1.47 GB10 .00 0.80 Page 16... -
Page 17: Flue Location And Ventilation
INSTALLATION DESIGN AND PLANNING INFOrMATION 3.10.2. clearances 3.11.2. Internal Flue Installation The boiler should be positioned and installed so that at least minimum clearances The flue can be installed from inside the building shown in diagram 3.10, required for servicing and correct operation are provided. when access to the outside wall face is not Additional clearances may be useful around the boiler for installation and practical. -
Page 18: Heating System Controls
INSTALLATION DESIGN AND PLANNING INFOrMATION 3.11.4. Terminal Position 3.13. cONDENSATE DrAIN The minimum acceptable siting dimensions for the terminal for obstructions, A plastic drainpipe must be fitted to the boiler to allow other terminals and ventilation openings are shown in Gledhill Boiler Flue discharge of condensate to the suitable drain. -
Page 19: Boiler Installation
BOILEr INSTALLATION 4.1. INSTALLATION PrEPArATION 4.2. Hanging Bracket Fixing Unpacking Of Boiler If previously removed, reposition the wall template over the flue hole and mark the position of the Important: With regards to the Manual Handling Operations, 199 Regulations, the fixing holes for the hanging bracket. - Page 20 BOILEr INSTALLATION 4.4.3. condensate Drain connection Before fitting the condensate drainpipe, remove and fill the condensate trap with water and refit to the appliance. The condensate will be slightly acidic and the condensate pipe should be run in a high temperature plastic drainpipe material (e.g. PP, UPVC etc). Copper tube MuST NOT be used and ‘push fit’...
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Page 21: Electrical Wiring 1
ELEcTrIcAL WIrING 5.1 GENErAL 5.2 EXTErNAL cONTrOLS (Mains voltage: 230v, 50Hz) Warning: The boiler must be permanently connected to a 30V~, 50Hz supply. This appliance MuST BE EArTHED. (a) The Gledhill boilers are fitted with wiring terminals inside the control panel as shown in All external wiring to the boiler must be in accordance with the latest I.E.E. - Page 22 ELEcTrIcAL WIrING 5.2.1 Wiring – conventional Systems (a) The schematic wiring diagram of a conventional heating system with vented or unvented domestic hot water storage is shown in diagram 5.3. Although the diagram shows zone valves, the boiler is equally suitable for systems designed with a 3-port valve.
- Page 23 BoilerMate manual. (f ) After completing the wiring carryout electrical testing (section 5. (e)) and refit the appliance control panel and front cover. Please ensure that the ‘Benchmark’ logbook is completed and left with the user.
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Page 24: Commissioning
1.6 m3/h at maximum fan speed and this is normal for a high efficiency boiler. Advise the user of the precautions necessary to prevent GB10 1.1 m3/h at maximum fan speed damage by frost and freezing conditions if the system IMPOrTANT is out of use. -
Page 25: Servicing 5
CO combustion analyser to the test point on the flue Details from the Benchmark Checklist and Service Interval Record will be required elbow. when requesting warranty work. Failure to provide these details or the lack of a current service will delay a warranty visit and may incur a charge for the visit. -
Page 26: Fault Finding 6
FAuLT FINDING Page 6... -
Page 27: Controller Display 6
FAuLT FINDING 8.1. cONTrOLLEr DISPLAY The controller display unit is equipped with a two digit, 7 segment display and three push buttons as shown schematically shown in diagram 8.1. The display shows the system status and can be used to display diagnostic information. The push buttons can be used to enter the parameter menu and to change the parameters. - Page 28 Table 8.4. ID Data of boiler models table 8.5. Model Boiler ID ID resistor The locking errors can be cleared by pressing the reset button S1 GB10 1K, (T_ID=100) GB15 1K5, (T_ID=66) (d) Block out fault code display GB0 K, (T_ID=73) In this mode the block out fault codes can be displayed.
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Page 29: Error / Fault Codes 8
FAuLT FINDING Table 8.5 Lockout error codes `C` code Error Description Description EPROM_READ_ERROR Unable to read EProm contents IGNIT_ERROR No flame detected after 3 ignition attempts SPARE_LOCK_ERROR SPARE_LOCK_ERROR_0 SPARE_LOCK_ERROR_1 GV_RELAY_ERROR Gas Valve Relay not opening or closing correctly SAFETY_RELAY_ERROR Safety Relay not opening or closing correctly SPARE_LOCK_ERROR_1A FAN_ERROR Fan does not run at correct speed... -
Page 30: Serial Software 9
FAuLT FINDING Table 8.6 Blocking error codes `c` code Error Description REFHI_TOO_LO_ERROR Temperature measurement incorrect REFHI_TOO_HI_ERROR Temperature measurement incorrect REFLO_TOO_LO_ERROR Temperature measurement incorrect REFLO_TOO_HI_ERROR Temperature measurement incorrect SPARE_BLOCK_ERROR FLAME_ERROR_ Flame detected with a closed gas valve SPARE_BLOCK_ERROR_O FS_NOT_OPEN_ERROR FS_NOT_CLOSED_ERROR SPARE_BLOCK_ERROR_3 SPARE_BLOCK_ERROR_4 CH_MAX_BLOCK_ERROR SPARE_BLOCK_ERROR_5... - Page 31 FAuLT FINDING Page 31...
- Page 32 FAuLT FINDING Page 3...
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Page 33: Replacement Of Parts
rEPLAcEMENT OF PArTS 9.1. General A competent person must carry out replacement of parts. Before replacing any parts the boiler must be isolated from the mains electric supply and the gas must be turned off at the service valve on the boiler. Unless stated otherwise parts are replaced in the reverse order of removal. -
Page 34: Spark & Flame Sensing Electrodes
Gledhill Part Gas Council model (mm) number number For access refer to section General 9.1 & 9.1.1 GB10 9.6 GT991 Remove the three screws securing the gas valve GB15 104.6 GT99 to the venturi using a Torx T5 driver. Check and replace any seals and gaskets as necessary. - Page 35 rEPLAcEMENT OF PArTS Page 35...
- Page 36 rEPLAcEMENT OF PArTS Page 36...
- Page 37 rEPLAcEMENT OF PArTS Page 37...
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Page 38: Spare Parts
SPArE PArTS Key No Part Number Description GC No GT998 Ignition electrode GT997 Gasket for electrode GT996 Ionisation electrode GT995 Gasket for electrode GT994 Burner GB-5, GB-30 GT993 Burner GB-0 GT99 Burner GB-15 GT991 Burner GB-10 GT990 Gasket (for burner) – All models GT989 Boiler door insulation GT451... -
Page 39: Gas Boiler Commissioning Checklist
BENCHMARK No. GAS BOILER COMMISSIONING CHECKLIST C O L L E C T I V E M A R K BOILER SERIAL No. NOTIFICATION No. CONTROLS To comply with the Building Regulations, each section must have a tick in one or other of the boxes TIME &... -
Page 40: Service Interval Record
SERVICE INTERVAL RECORD It is recommended that your heating system is serviced regularly and that you complete the appropriate Service Interval Record Below. Service Provider. Before completing the appropriate Service Interval Record below, please ensure you have carried out the service as described in the boiler manufacturer’s instructions. -
Page 41: Terms & Conditions Of Trading
Page 41... - Page 42 (vi) The benchmark log book is completed after each sold between the date of receipt of order and the date of receipt of payment in full; and annual service.
- Page 43 of three years from the date of delivery Gledhill will replace, free of charge, any plate heat exchanger fitted in recovering any such goods the property in which the appliance as original equipment in which scale formation occurs that materially reduces the effectiveness has remained in us under paragraph (2) above.
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