Intergas Combi Compact HRE 24/18 Installation, Service And User Instructions Manual Download

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Intergas Heating Ltd

Summary of Contents for Combi Compact HRE 24/18

Page 1: ...30 G C 47 291 03 HRE 36 40 G C 47 291 04 Installation service and user instructions Please read these installation instructions carefully before installing and using the appliance Keep these installat...

Page 2: ...e from the Heating and Hotwater Industry Council who manage and promote the scheme Visit www centralheating co uk for more information CONTENT 1 Preface 4 1 1 Regulation 4 1 2 Warnings 4 1 3 Manual ha...

Page 3: ...des 44 11 2 Other faults 45 12 Maintenance 48 12 1 Disassembly 48 12 2 Cleaning 48 12 3 Assembly 49 12 4 Combustion 49 13 Electrical CONNections 50 13 1 Electrical wiring 50 13 2 NTC resistances 50 14...

Page 4: ...before installing or using the appliance It is the installers responsibility that the installation conforms to the current legislation and Standard Codes of Practice 1 3 Manual handling When moving t...

Page 5: ...h the gas meter 1 8 Service and technical support For information about specific adjustments installation maintenance and repair work please contact Intergas Heating Ltd Building 94 Bay 1 Vantage Poin...

Page 6: ...Air Supply BS 5546 2000 Installation of gas hot water supplies for domestic purposes BS 5549 1990 Forced circulation hot water systems BS 6700 1997 Design Installation testing and maintenance of serv...

Page 7: ...ower kW 6 1 18 2 7 7 23 1 8 2 26 6 8 3 40 9 Max CH water pressure bar 2 5 2 5 2 5 2 5 Max CH water temperature C 90 90 90 90 Other data Gas consumption G20 m3 h 0 58 2 29 0 75 2 91 0 79 3 39 0 80 4 41...

Page 8: ...ergy efficiency class A A A A Water heating energy efficiency WH 84 87 87 87 Annual electricity consumption AEC kWh 14 17 16 16 Annual fuel consumption AFC kWh 3173 4975 4952 4952 CAUTION Please read...

Page 9: ...w in flue sets C Boiler controller N Connection block terminal strip X4 D Sensor S1 O Condensate drain pan E Sensor S2 P Hot water sensor S3 F Fan Q Condensate trap G Flow sensor R Heat exchanger H CH...

Page 10: ...which is placed on the gas valve provides direct burner ignition and flame supervision along with continuous modulation of the burner s gas supply 3 3 Parameter list All boiler adjustments are access...

Page 11: ...hen the end of the central heating demand is reached the thermostat reaches temperature or the time clock reaches the end of its set period the burner will shut down while the pump remains functioning...

Page 12: ...fault mode See 11 1 5 CH operation An on off thermostat an OpenTherm thermostat an external sensor or a combination of the latter can be connected to the boiler controller When a request for heat is r...

Page 13: ...e following special modes can be chosen 1 t on temporary on The boiler will respond to every CH demand from the room thermostat until the next switch moment 2 c on continuous on The boiler will respon...

Page 14: ...s activated the symbol code 7 7 7 7 is displayed pre heating the heat exchanger If the installation or a part of it is in danger of freezing an external frost thermostat must be fitted to the return l...

Page 15: ...connections on the boiler It is important to thoroughly flush the water circuits after isolating the boiler in order to remove any fluxes and debris from them This should be done particularly where b...

Page 16: ...ling cap 847000 Bend 45 084661 Bend 90 084660 Deflector kit 081295 Weather slate steep roof 087910 Weather slate flat roof 087372 Extension L 100 incl wall bracket 082975 Horizontal telescopic offset...

Page 17: ...rminal incl boiler adapter 60 100 082973 Plume management kit 081294 Elbow 90 for plume management kit 081284 Elbow 60 for plume management kit 081285 Extension L 100 incl wall bracket for plume manag...

Page 18: ...s backwards Appliance wall mounting jig bracket A Supply CH 22 B Return CH 22 C Gas 22 D Cold tap water 15 E DHW 15 F Condensate drain 25 flexible G Drain PRV 15 H 840 Combi Compact HRE 36 30 HRE 36 4...

Page 19: ...y be realized by opening a cupboard door Flammable fluids and materials must be stored at least 1 metre away from the boiler The wall on which the boiler is mounted must be sufficiently strong to supp...

Page 20: ...upwards through the openings sleeves in the jig Note The appliance is wider than the jig Install the CH heating system and the DHW system to the valves CAUTION Make sure that the boiler connections o...

Page 21: ...d valves on pipes as this weakens joints within the boiler 11 Fit the flexible tube to the condensate trap outlet 12 Fill the condensate trap with water and slide it as far as possible upwards on to t...

Page 22: ...on effect during DHW operation mode 8 1 2 Thermostatic radiator valves If all radiators are equipped with thermostatic or radiator valves an auto bypass must be fitted in order to guarantee minimum wa...

Page 23: ...filled If the appliance is taken out of operation during the winter and disconnected from the mains supply the DHW water must be drained in order to prevent freezing For this purpose the DHW connectio...

Page 24: ...rds to provide access 4 Consult sections 8 3 1 and chapter 13 for making the connections 5 After making the desired connections plug the appliance into an earthed wall socket 8 3 1 Electrical connecti...

Page 25: ...12 may damage the room thermostat NOTE When an Open Therm thermostat is connected to contacts 11 and 12 of connector X4 the loop in 6 7 must be removed 8 3 4 Outside temperature sensor The appliance...

Page 26: ...iagram B Gully C Condensate discharge from boiler D Servicable waste trap E 5 20 mm meter F 100 mm G 110 mm H 450 mm If an externally run condensate drainage pipe is used the following measures should...

Page 27: ...acing a terminal 600 mm I From a terminal discharging towards another terminal 1200 mm J From an opening in a car port e g door window into a dwelling 1200 mm K Vertically from a terminal on the same...

Page 28: ...1 5 metres CAUTION Only an Intergas approved flue is to be used with this product Failure to comply with this requirement will invalidate your guarantee and may lead to a dangerous situation The horiz...

Page 29: ...the flue Hatches must be a minimum of 300mm x 300mm and positioned with the edge of the inspection hatch to 1 5m of any joint and at changes of direction Bends should be viewable from both directions...

Page 30: ...the installation with the manual bleed screws on the radiators 6 Top up the CH installation if the pressure has dropped too far as a result of the air bleeding 7 Check all couplings for leakage 8 Fil...

Page 31: ...mirror proceed to put the boiler into operation as follows 1 Set up the boiler to operate at maximum rate as described in 10 9 1 2 With the boiler operating in the maximum rate condition check that th...

Page 32: ...ow on the display 4 Heat the installation and the appliance to approximately 80 C 5 Check the temperature difference between the supply and return for the appliance and the radiators This must be appr...

Page 33: ...nctions Pressing the button for less than 1 second the following additional functions can be activated t on temporary on The boiler will respond on every CH demand from the room thermostat until the n...

Page 34: ...ity by using a mechanical switch of by the Open Therm room thermostat See chapter 10 4 Off Both LEDs off The temperature of the heat exchanger is not maintained as a result of which the delivery of ho...

Page 35: ...9 HRE 36 40 only 3 Max power modulating pump 80 80 80 100 Adjustment range value of parameter c until 100 3 Maximum DHW power set 99 99 99 75 Adjustment range of set value parameter d up to 99 or 75 H...

Page 36: ...4 Combi Compact HRE 24 18 30 Combi Compact HRE 28 24 36 Combi Compact HRE 36 30 and 36 40 P Summer mode 0 0 0 0 Not applicable q Heating curve coefficient 0 0 0 0 Not applicable r 10 4 Enable disable...

Page 37: ...odulate on T flow 10 7 Adjusting pump setting 1 Adjust the pump setting dependent on the maximum power set and the water resistance of the installation by setting the parameters 3 3 dot and c c dot Th...

Page 38: ...evice The measurement must be performed first at maximum power and thereafter on the minumum power see 10 9 1 and 10 9 2 For reference reasons the tables below contain O2 and CO2 values When the CO2 o...

Page 39: ...sure a capital H is shown in the display to ensure the appliance to run at maximum power 7 Wait until the reading of the flue gas analyser is stable minimal 3 minutes 8 Note the measured value O2 H o...

Page 40: ...ne 3P G31 CO2 CO2 Maximum value CO2 H CO2 H 0 3 Minimum value 8 4 9 4 Important The gas air ratio is set correctly when the measured value at minimum output is within the upper and lower limit Adjusti...

Page 41: ...5a is for natural gas 4b and 5b is for Propane The value measured at maximum output as noted during the measurement on maximum output CO2 H or O2 H Turning clockwise of the adjustment screw will rais...

Page 42: ...37 mBar Measured value am maximim power See 10 9 1 Prescribed value at minimum power CO2 H 0 3 CO2 H CO2 L 10 8 10 5 0 1 10 6 10 3 0 1 10 4 10 1 0 1 10 2 9 9 0 1 10 0 9 7 0 1 9 8 9 5 0 1 Example when...

Page 43: ...the rear B 5 Replace the O ring C and the gas restriction D with the rings from the conversion set 6 Re assemble in reverse sequence 7 Open the gas tap 8 Check the gas connections before the gas valv...

Page 44: ...interchanged Check cable loom Replace S1 or S2 4 No flame signal Gas tap closed No or incorrect ignition gap Gas supply pressure too low of failling Gas valve or ignition unit not powered 5 Poor flam...

Page 45: ...ee gas air adjustment 11 2 2 Burner ignites noisily Possible causes Solution Gas supply pressure too high The house pressure switch may be faulty Contact the gas company No Incorrect ignition gap Repl...

Page 46: ...le causes Solution Room thermostat setting incorrect Check the setting and if necessary adjust No Temperature is too low Increase the CH temperature See Operating CH Check outside sensor for short cir...

Page 47: ...exchanger DHW side No Cold water temperature 10 C 11 2 9 LED on CH pump is flashing alternately red and green Possible causes Solution Mains voltage to high or to low Check the mains No Temperature o...

Page 48: ...ards 3 turning it anti clockwise 7 Lift the condensate drain pan on the left hand side from the connection to the condensate trap 4 and turn it to the right with the condensate trap connection over th...

Page 49: ...ection on the front cover and the flue pipe components for leakage 13 Check the gas air adjustment 14 Fit the casing tighten the two screws left and right of the display and close the display cover 15...

Page 50: ...sor 12k ohm 25 C 11 12 OpenTherm thermostat remove connection 6 7 Connector X2 230V 1 3 Room thermostat 230 AC 1 Switch live 3 Live fused 1 3 Frost thermostat 230 AC 1 Switch live 3 Live fused 3 6 Pow...

Page 51: ...lve Siemens 801467 Ignition module 801477 Condensate trap HRE 24 18 28 24 36 30 844187 Condensate trap HRE 36 40 844787 Flow sensor DHW 844797 Condensate collector 847037 Pressure sensor CH 864087 Sea...

Page 52: ...der the agreement is expressly limited to fulfilment of the warranty obligations defined in this article All claims for compensation except for those relating to failure to fulfil the warranty obligat...

Page 53: ...Intergas Heating Ltd 53...

Page 54: ...Intergas Heating Ltd 54 17 GAS BOILER SYSTEM COMMISSIONING CHECKLIST...

Page 55: ...Intergas Heating Ltd 55 18 SERVICE RECORD...

Page 56: ...a ISO 9001 certified production faccility Intergas Heating Ltd Intergas Heating Ltd Tel 01527 888000 Building 94 Bay 1 Vantage Point Fax 01384 279480 88287802 The Pensnett Estate info intergasheating...

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Intergas Combi Compact HRE 24/18, Installation, Service And User Instructions Manual

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