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installation and 
servicing

istor

Your Ideal installation and servicing guide

ENGINEERED FOR PEACE OF MIND

When replacing  any part on this appliance, use only spare parts that you can be 
assured conform to the safety and performance specification that we require. Do not 
use reconditioned or copy parts that have not been clearly authorised by Ideal Boilers.

HE260 & HE325

For user guide see reverse of book

For the very latest copy of literature for specification purposes please visit our website
www.idealboilers.com where you will be able to download the relevant information in pdf format.

For details of document amendments, refer to page 3

July 2005        UIN 159 979 A07

159979-7.pmd

7/14/2005, 12:44 PM

1

Summary of Contents for istor HE260

Page 1: ...t we require Do not use reconditioned or copy parts that have not been clearly authorised by Ideal Boilers HE260 HE325 For user guide see reverse of book For the very latest copy of literature for specification purposes please visit our website www idealboilers com where you will be able to download the relevant information in pdf format For details of document amendments refer to page 3 July 2005...

Page 2: ...2 istor system store Installation and Servicing 159979 7 pmd 7 14 2005 12 44 PM 2 ...

Page 3: ... this book from Mod Level A06 Mar 05 to A07 Jul 05 Caradon Ideal Limited reserve the right to vary specification without notice Page 32 Frame 40 Pictorial Wiring Diagram New wiring changes Page 51 Frame 81 Boiler Automatic Air Vent Replacement Spacer removed and new plug supplied 159979 7 pmd 7 14 2005 12 44 PM 3 ...

Page 4: ...t3 nett To obtain the gas consumption at a different calorific value a For l s divide the gross heat input kW by the gross C V of the gas MJ m3 b For ft 3 h divide the gross heat input Btu h by the gross C V of the gas Btu ft3 Key to symbols IE Ireland GB United Kingdom Countries of destination PMS Maximum operating pressure of water C13 C33 C53 A room sealed appliance designed for connection via ...

Page 5: ...Heat input to be calculated For assistance see Technical Helpline on the back page Page Burner operating pressure measure and record Central heating flow temp measure and record Central heating return temp measure and record For combination boilers only Scale reducer n a Hot water mode Heat input n a Max operating burner pressure n a Max operating water pressure n a Cold water inlet temp n a Hot w...

Page 6: ...ted condition When there is a demand for CH the heating system is supplied at the selected temperature of between 30 o C and 82 o C until DHW is drawn off The full output from the boiler is then directed via the diverter valve to the cylinder coil to satisfy the cylinder store temperature of 70 o C DHW temperature is controlled to a factory set 60 o C via a thermostat mixer valve This is adjustabl...

Page 7: ...turer s notes must NOT be taken in any way as overriding statutory obligations IMPORTANT These appliances are CE certificated for safety and performance It is therefore important that no external control devices e g flue dampers economisers etc are directly connected to these appliances unless covered by these Installation and Servicing Instructions or as otherwise recommended by Caradon Ideal Lim...

Page 8: ...Where the space into which the boiler is going to be installed is less than the length of flue required the flue must be fitted from the outside Front clearance The minimum front clearance when built in to a cupboard is 5mm 1 4 from the cupboard door but 450mm 17 3 4 overall clearance is still required with the cupboard door open to allow for servicing Installation from inside ONLY b If a core bor...

Page 9: ... draining of the whole system They should be at least 1 2 BSP nominal size and be in accordance with BS 2879 WATER TREATMENT see Frame 9 GAS SUPPLY The local gas supplier should be consulted at the installation planning stage in order to establish the availability of an adequate supply of gas An existing service pipe must NOT be used without prior consultation with the local gas supplier The boile...

Page 10: ...10 istor system store Installation and Servicing GENERAL 3 FLUING OPTIONS 159979 7 pmd 7 14 2005 12 44 PM 10 ...

Page 11: ...ng boilers reducing fuel economy For further information refer to the Good Practice Guide 143 a publication of the Energy Efficiency Office available from the Building Research Establishment Garston Watford WD2 7JR Tel 44 0 1923 664258 ELECTRICAL SUPPLY WARNING This appliance MUST be earthed Wiring external to the appliance MUST be in accordance with the current I E E BS 7671 Wiring Regulations an...

Page 12: ...ould not exceed 143 litres if not pressurized However if the system is to be pressurized the efficiency of the expansion vessel will be reduced and a larger vessel or smaller system volume may be necessary If the capacity of the vessel is not considered sufficient for this or for any other reason an additional vessel MUST be installed on the return to the boiler Guidance on vessel sizing is given ...

Page 13: ...ed to where it is visible but will not cause danger to persons in or about the building G3 Guidance SECTION 3 9 The discharge pipe D1 from the vessel up to and including the tundish is generally supplied by the manufacturer of the hot water storage system Where otherwise the installation should include the discharge pipe s D1 from the safety device s In either case the tundish should be vertical l...

Page 14: ...to 5 8m 5 8m is less than the actual length of 7m therefore calculate the next largest size Maximum resistance allowed for a straight length of 28mm pipe D2 from a G1 2 temperature relief valves equates to 18m Subtract the resistance of 4 No 28mm elbows at 1 0m each 4 0m Therefore the maximum permitted length equates to 14m As the actual length is 7m a 28mm min D2 copper pipe will be satisfactory ...

Page 15: ... a domestic central heating system 3 In hard water areas treatment to prevent lime scale may be necessary however the use of artificially softened water is NOT permitted 4 Under no circumstances should the boiler be fired before the system has been thoroughly flushed 17 Fan fixing kit 18 Orifice plate kit 20 Thermistor control return 21 Overheat thermostat 22 Ignition electrode 23 Flame detection ...

Page 16: ...tallation and Servicing INSTALLATION 11 BOILER MODULE ASSEMBLY Exploded View 5 3 45 10 9 11 1 14 23 22 2 16 103 7 8 ist8012 18 12 6 17 Data badge 20 20 21 13 27 83 61 85 14 34 34A INSTALLATION 159979 7 pmd 7 14 2005 12 44 PM 16 ...

Page 17: ...tor system store Installation and Servicing INSTALLATION I s t 7 9 0 6 81 82 102 33 29 37 77 89 93 90 15 92 87 95 91 101 12 TANK MODULE ASSEMBLY Exploded View INSTALLATION 159979 7 pmd 7 14 2005 12 44 PM 17 ...

Page 18: ...se 1 off 3 4 straight adapter condensate 1 off 15mm olive 1 off 15mm nut 1 off Balanced cold feed assembly M28 nut 1 off 22mm olive 1 off 22mm bulkhead connector 1 off 22mm sealing washer 1 off Securing clip for bulkhead connector 1 off 22mm pipe 1 off M5 x 6 screw fascia fixing 2 off M5 x 12 screw securing boiler module 2 off Hyco bush 1 off Turret clamp 1 off M5x10 screw turret fixing 1 off Pack...

Page 19: ...ECTIONS Domestic Hot Water Connections Refer to the Note in Frame 14 for guidance IMPORTANT Do not subject any of the isolating valves to heat as the seals may be damaged As well as the DHW supply and hot water off take pipes a pressure balanced cold water supply for mixer shower supply can be taken from the pre piping frame at this stage but it MUST be fitted with a single check valve in a conven...

Page 20: ...nections 1 Extend a gas supply pipe of not less than 15mm O D copper to the boiler A working gas pressure of 20mbar 8 w g should be available at the boiler inlet with the boiler firing at full DHW output 17 GAS CONNECTION 16 CH WATER CONNECTIONS Central Heating connections Refer to the Note in Frame 14 for guidance IMPORTANT Do not subject any of the isolating valves to heat as the seals may be da...

Page 21: ...ge pipe arrangement must comply with G3 Building Regulations This is covered in Frames 6 and 7 19 SAFETY VALVE DRAIN CH A preformed 15mm is supplied in the hardware pack This pipe connects to the safety valve and projects through the RH hole in the pre piping frame for routing the drain under and away from the appliance Note The length of this pipe is suitable for the HE260 model For the HE325 mod...

Page 22: ...ust be arranged so that obstruction e g through freezing of external drainage pipe does not give rise to spillage within the dwelling IMPORTANT Any external runs must be insulated Excessive external pipe runs should be avoided in order to prevent possible freezing All pipework and fittings in the condensate drain system must be made of plastic No other materials may be used The drain outlet on the...

Page 23: ...pipe nut protector from the cylinder module pipe nuts 4 The pipes can now be connected to the piping frame once the transit bracket is removed see illustration Note If the pressure balanced cold water supply is to be fitted then the pipe supplied in the hardware pack should be fitted between the inlet manifold and the piping frame A non return check valve MUST be fitted on supply to prevent back f...

Page 24: ...ied as standard Refer to Frame 3 2 80 80mm Twin flue system Refer to Frame 4 3 60 60mm Twin flue system Refer to Frame 4 4 Powered Vertical Flue kit Refer to Frame 3 5 Roof Flue kit Refer to Frame 3 Details of each individual flue system is found in the installation manual for that particular system Below is outline details of the 100mm concentric system 8 Fit the controls fascia panel by locating...

Page 25: ... the horizontal to allow condensate to drain back into the boiler and out through the condensate drain 26 DETERMINING THE FLUE LENGTH AND FLUE PACKS REQUIRED For the 100mm concentric flue system Total Flue length dimension Flue Rear flue LH Side flue RH Side flue Extra packs dim X 188 dim L 217 5 dim R 342 5 required Up to 650 mm Up to 650 mm Up to 650 mm none Up to1600 mm Up to 1600 mm Up to 1600...

Page 26: ... operation masonry falling outside of the building does not cause damage or personal injury 1 Cut the flue hole preferably with a 5 core boring tool ensuring that the hole is square to the wall Both wall faces immediately around the cut hole should be flat 28 PREPARING THE WALL 159979 7 pmd 7 14 2005 12 45 PM 26 ...

Page 27: ... bracket to the wall using the wall plug and wood screw For standard installations use the short wood screw 29 CUTTING THE FLUE REAR Note a If using the extension ducts go to Frame 34 1 Measure and note wall thickness X Refer to Frame 26 2 Add 115mm 4 1 2 to dimension X and measuring from the ring cut the outer tube only 3 To ensure the tube is cut square mark the flue all the way round Use the ca...

Page 28: ...sion duct clamp 1 0m 39 long No 10 x2 wood screw 4 off Ecl 1244 32 TERMINAL WALL PLATE optional This plate is supplied in the Flue Finishing Kit together with one inner and one outer flue seal it allows neat concealment and full compression of the outer seal if fitted Its use is not essential if the flue hole and flue ducts have been accurately cut and the outside wall face is flat 1 Position the ...

Page 29: ...nt plug ii Using a screwdriver rotate the shaft several times iii Replace the vent plug Note Some slight water leakage will occur Domestic Hot Water 1 Fully open all DHW taps and ensure that water flows freely from them 2 Close all taps except the one furthest from the boiler 3 Turn off the DHW tap 1 Remove the cardboard support aid from the flue and place safely to one side 2 Fit the inner flue e...

Page 30: ...upply such as a double pole switch having a 3mm 1 8 contact separation in both poles or a plug and socket serving only the boiler and system controls The means of isolation must be accessible to the user after installation Immersion heater Note An immersion heater is supplied fitted to the cylinder and is intended for use as a back up heat source of DHW Wiring of this immersion heater Must be comp...

Page 31: ... off for more than a day or so then a frost thermostat should be wired into the system The frost thermostat should be sited in a cold place but where it can sense heat from the system Note If the boiler is installed in a garage it may be necessary to fit a pipe thermostat preferably on the return pipework Wiring should be as shown with minimal disturbance to other wiring of the controls Designatio...

Page 32: ...thermistor DHW Thermistor User control and display ON OFF Switch Service connection Mains supply 230V 50Hz Fan bk y Chassis earth g y ist8011 Control PCB Fused at 3 15ATL b b br bk CH DHW Programmer y y y g y g y g y g y g y g Spark generator r r Male 14 way Female 14 way connector connector b br y g AUTO RUN M S SU T W TH F DAY HR R MIN P SET y g 40 PICTORIAL WIRING DIAGRAM LEGEND b blue bk black...

Page 33: ...hould be inspected and tested for soundness and purged in accordance with the recommendations of BS 6891 In IE refer to IS 813 2002 2 Purge air from the gas installation by approved methods only 3 Retighten the union and test for gas soundness 42 COMMISSIONING AND TESTING Dry fire thermistor 2 1 bk or or Diverter valve gy v r v v v v Pump pk br y g b y g RAC Gas valve Overheat thermostat r br Main...

Page 34: ...oiler thermostat knob to maximum and set the boiler ON OFF switch O to I The boiler control should now go through its ignition sequence until the burner is established 10 If the boiler does not light after 3 attempts the fault code will be displayed Press the reset button M and the boiler will repeat its ignition sequence 11 On initial lighting the boiler will fire in DHW mode and continue to run ...

Page 35: ... between 51 9 to 57 4 litres per minute 1 8 to 2 0 cu ft per minute checked at the gas meter with no other appliance in use Note Long flue will reduce air flow reducing the gas rate slightly If these rates are not obtainable consult the fault finding section 4 Close the DHW tap The burner should go off when the storage temperature is satisfied The display should read flashing then flashing After 1...

Page 36: ... fault mode Emphasise that if a fault is indicated the boiler should be turned off and a registered local heating installer consulted In IE contact a competent person 6 Explain and demonstrate the function of time and temperature controls radiator valves etc for the economic use of the system WATER TEMPERATURES The design water output temperatures are as follows Central Heating 82 0 C maximum Dome...

Page 37: ...the flue terminal is unobstructed and that the flue system is sealed correctly 10 If for any reason the condensate trap has been removed Ensure that the trap is re filled with water before re assembly 11 Complete the service section in the Benchmark Commissioning Checklist TANK MODULE Note The unvented DHW cylinder must be inspected and serviced annually 12 Release system pressure via relief valve...

Page 38: ...pansion vessels and top up if necessary 51 CONTROLS FACIA PANEL REMOVAL Refer to Frame 50 1 Ensure the power supply is turned off 2 Disconnect the 14 way in line molex connector 3 Remove the 2 M5 screws securing the panel 4 Lift off the panel from its locating slots 5 Disconnect the DHW thermistor at the in line connector 6 Remove the panel and store carefully to one side SERVICING 159979 7 pmd 7 ...

Page 39: ...cessary to disconnect the hose at this stage 3 Remove the 4 securing screws and lift off the panel 54 FAN GAS INJECTOR AND VENTURI ASSEMBLY REMOVAL AND CLEANING 1 Disconnect the electrical leads from the fan 2 Undo the gas pipe union connection to the injector housing 3 Undo the single retaining screw on the fan mounting bracket 4 Remove the mounting bracket 5 Lift off fan and venturi assembly 3 2...

Page 40: ...e 58 56 CLEANING THE CONDENSATE S TRAP 55 BURNER REMOVAL AND CLEANING 1 Remove the 6 screws securing the burner the 3 screws at the rear are extended to ease access 2 Lift off the burner from the combustion chamber IMPORTANT The burner head is a ceramic plaque construction Care must be taken to ensure that the burner is not placed down upon its face as this may cause damage to the ceramic 3 Brush ...

Page 41: ...d in the top of the isolating valve 6 Remove the filter clean and re assemble in reverse order 3 4 2 1 ist 7264 1 Remove ignition and flame detection electrodes Refer to Frames 66 67 2 Remove the 3 screws retaining the sump cover and remove 3 Using a suitable tool as supplied in the standard British Gas Flue brush kit clean between the heat exchanger fins from the top of the heat exchanger 4 Acces...

Page 42: ...he fan and venturi assembly 7 Remove the 3 retaining screws and remove the venturi assembly noting the orientation of the venturi in relation to the fan body 8 Transfer the venturi assembly to the new fan replacing the gasket if evidence of damage or deterioration is visible 9 Fit the new fan venturi assembly 10 Re assemble the boiler in reverse order taking care not to overtighten the single reta...

Page 43: ...se order ensuring that the new gas seal supplied is located correctly in the injector housing 11 Check operation of the boiler Refer to Frame 45 1 Refer to Frame 50 51 2 Remove the boiler front and sealing panels Refer to Frames 53 3 Remove the fan assembly Refer to Frame 54 4 Remove the 6 screws securing the burner the 3 screws at the rear are extended to ease access 5 Lift off the burner from th...

Page 44: ... flow return pipe and withdraw it from the controls compartment 3 Disconnect the electrical leads from the thermistor thermostat 4 Re connect the electrical leads and re assemble in reverse order ensuring that the spring clip is securely on the pipe 5 Check the operation of the boiler Refer to Frame 45 Note O H thermostat on flow pipe orange wires Flow thermistor on flow pipe red wires Return ther...

Page 45: ...t Gloves supplied with the spare part 8 Damp down the combustion chamber area containing the insulation boards 9 Remove the split pin and washer from the RHS of the combustion chamber 10 Remove the insulation boards The replacement boards are supplied in a plastic bag This bag should be retained and the discarded boards should now be placed into it 11 Sweep any dampened particles and place in the ...

Page 46: ... mounting bracket and withdraw the valve complete with bracket and inlet pipe 8 Fit the new valve and re assemble in reverse order 9 Check operation of the boiler Refer to Frame 45 70 DIVERTER VALVE ACTUATOR REPLACEMENT 1 Refer to Frame 50 51 2 Unplug the electrical lead from the valve actuator 3 Slacken off the screw and pull off the cover 4 Slacken off the 2 screws and pull off the complete asse...

Page 47: ... full of water 6 Check operation of the boiler Refer to Frame 45 Note To improve access it may be necessary to a remove the tank module gas pipe and b remove the boiler controls box see Frame 73 72 DHW THERMISTOR REPLACEMENT 1 Refer to Frame 50 51 2 Disconnect the electrical lead 3 Withdraw the Heyco bush from the pocket 4 Ease out the sensor and discard 5 Fit the new sensor 6 Refit the Heyco bush...

Page 48: ...EPLACEMENT 1 Refer to Frame 50 51 2 Remove the fixing screws locating the control box bracket 3 Unplug all the electrical wiring from the control box and remove 4 Transfer the fixing bracket to the new control box 5 Re assemble in reverse order and reconnect all the electrical wiring 6 Check operation of the boiler Refer to Frame 45 75 SPARK GENERATOR REPLACEMENT 1 Refer to Frame 50 51 2 Disconnec...

Page 49: ... in reverse order 6 Check operation of the boiler Refer to Frame 45 76 DISPLAY UNIT REPLACEMENT 77 PRESSURE GAUGE REPLACEMENT 1 Refer to Frame 50 51 2 Unclip lower front panel 3 Drain the boiler Refer to Frame 82 4 Unscrew the pressure gauge and discard 5 Fit the new pressure gauge using a suitable jointing compound 6 Refill the boiler Refer to Frame 36 7 Check the operation Refer to Frame 45 4 is...

Page 50: ...t the securing pin 8 Re assemble in reverse order ensuring correct location of screws in support plate and that tabs on the pump and valve housings engage in slots 9 Reconnect the discharge pipe 10 Check operation of the boiler Refer to Frame 45 4 ist 7269 79 DHW CYLINDER RELIEF VALVE REPLACEMENT 1 Remove the casing bottom panel Refer to Frame 50 2 Drain the cylinder Refer to Frame 83 3 Remove the...

Page 51: ...e dry fire thermistor 7 Release the electrical connections from the spark generator 8 Remove the M5 nut retaining the flue casting spring clip and remove the spring clip 9 Undo the 2 M5 x 10 flue spring clip retaining bracket screws and remove the bracket 10 Remove the M5 x 10 screw retaining the flue casting 11 Remove the flue casting 12 If the boiler has an air vent spacer unscrew the air vent f...

Page 52: ...k operation of the boiler 83 DRAINING THE CYLINDER 1 Refer to Frame 50 2 Close the DHW isolating valves on the piping frame 3 Attach a length of hose to the drain point and open the drain valve 4 After replacing any component on the tank close the drain valve remove the hose and open all DHW isolating valves before proceeding to check operation of the boiler 3 ist 7272 isolating valve shown closed...

Page 53: ... the electrical lead 6 Refill and check the operation of the boiler ist 7274 85 PUMP REPLACEMENT 1 Refer to Frame 50 51 2 Drain the boiler Refer Frame 82 3 Disconnect the electrical lead from the pump head 4 Undo the 2 union nuts on the pump and remove the pump 5 Replace the pump using new sealing washers on the pump union connections 6 Reconnect the electrical lead 7 Refill and check the operatio...

Page 54: ... VESSEL REPLACEMENT 1 Refer to Frame 50 51 2 Close the DHW inlet valve on the piping frame 3 Release the DHW pressure by opening a hot tap 4 Undo the union nut on the DHW expansion vessel 5 Slacken backnut and remove the expansion vessel from its bracket 6 Fit the new expansion vessel 7 Re assemble in reverse order 1 Refer to Frames 50 53 2 Remove the old seal from the casing and thoroughly clean ...

Page 55: ... the union connections 9 Check the DHW delivery temperature and set to the customer requirements 90 INLET WATER GOVERNOR REPLACEMENT 91 PROGRAMMER REPLACEMENT 1 Refer to Frame 50 2 Close the DHW inlet valve on the piping frame 3 Undo the 2 union nuts on the governor and remove 4 Replace the governor using new sealing washers on the union connections 5 Open the DHW inlet valve and check the operati...

Page 56: ... the push fit connections from the flow and return pipes of the boiler removing the pump assembly and the diverter valve assembly 16 Remove the fan venturi assembly and place on one side Refer to Frame 62 17 Remove the burner and store safely Refer Frame 64 18 Remove the ignition and detection electrodes Refer to Frames 66 and 67 19 Unscrew and remove the automatic air vent complete with the adapt...

Page 57: ... its back 9 Undo the immersion heater from the cylinder fit the new one ensuring the seal is in place and electrical connections are re made 10 Reassemble the appliance in reverse order 6 4 9 5 ist 7279 interpanel and transfer to the new heat engine 33 Undo the M5 screw and remove the flow pipe securing bracket 34 Remove the flow pipe and transfer to the new heat engine 35 Reassemble in reverse or...

Page 58: ...ERNATING L 8 GO TO FRAME 99 ALTERNATING H 1 GO TO FRAME 100 ALTERNATING H 2 GO TO FRAME 101 ALTERNATING H 3 GO TO FRAME 102 ALTERNATING H 4 GO TO FRAME 103 ALTERNATING H F GO TO FRAME 104 In order to assist fault finding the boiler has an LED diagnostic display The key to the display codes is as follows ALTERNATING H n GO TO FRAME 105 ALTERNATING H E GO TO FRAME 97 ALTERNATING H9 GO TO FRAME 103 A...

Page 59: ...to measure the value some may measure the possible peak voltage of 339V In general terms a reading greater than 150V indicate that the correct voltage is supplied to the gas valve Check syphon and condensate drain pipework for blockage Does the pump setting give a differential across the boiler in excess of 25 o C Can the overheat condition be reset by pressing the boiler reset button when the sys...

Page 60: ...nd the thermistor Check resistance The sensors can be checked by measuring their resistance using a suitable multimeter connected across the sensors terminal pins At 25 o C expect 9 700 10 300 Ohms At 60 o C expect 2 400 2 600 Ohms At 85 o C expect 1 000 1 100 Ohms Remove the boiler return thermistor from the CH return pipe Are the thermistor values correct Replace the thermistor NO YES Replace PC...

Page 61: ...ors terminal pins At 25 o C expect 9 700 10 300 Ohms At 60 o C expect 2 400 2 600 Ohms At 85 o C expect 1 000 1 100 Ohms Are thermistor values correct Replace PCB Replace thermistor Fill and vent the system and open all isolating valves YES Check resistance using a suitable multimeter connected across the dry fire thermistor s terminal pins At 25 o C expect 9 700 10 300 Ohms At 60 o C expect 2 400...

Page 62: ... H07 664 Ignition electrode 1 173 528 23 H07 665 Flame detection electrode 1 173 529 27 E67 511 Condensate S trap 1 170 926 29 H07 670 User control display unit 1 173 160 30 H07 671 PCB primary controls includes plastic housing 1 170 930 31 E67 519 Fuse PCB T3 15AT L250V 1 170 931 33 H07 673 Mains switch 1 173 161 34 H07 731 Spark generator 1 173 538 34A H07 790 Ignition lead 1 173 510 38 E67 527 ...

Page 63: ...system store Installation and Servicing SHORT LIST OF PARTS 106SHORT PARTS LIST ist8016 38 16 22 10 7 12 14 20 21 82 27 83 90 91 34 101 103 44 85 81 29 33 31 23 97 8 30 92 34A 159979 7 pmd 7 14 2005 12 46 PM 63 ...

Page 64: ...tem store Installation and Servicing SHORT LIST OF PARTS 107BOILER CASING ASSEMBLY 108BURNER ASSEMBLY 1 Sealing panel with screws 7 Burner assembly with screws and gasket Ecl 1598 159979 7 pmd 7 14 2005 12 46 PM 64 ...

Page 65: ...65 istor system store Installation and Servicing NOTES 159979 7 pmd 7 14 2005 12 46 PM 65 ...

Page 66: ...66 istor system store Installation and Servicing NOTES 159979 7 pmd 7 14 2005 12 46 PM 66 ...

Page 67: ...rity Building Control LABC who will arrange an inspection or contact a government approved inspector LABC will record the data and will issue a certificate of compliance If you notify via CORGI Scheme CORGI will then notify the relevant Local Authority Building Control LABC scheme on members behalf Scheme members only Call CORGI on 0870 88 88 777 or log onto www corgi notify com within 10 days You...

Page 68: ...E REDUCER HAS BEEN FITTED FOR THE DOMESTIC HOT WATER MODE MEASURE RECORD GAS RATE ft3 hr MAXIMUM BURNER OPERATING PRESSURE IF APPLICABLE mbar COLD WATER INLET TEMPERATURE o C HOT WATER OUTLET TEMPERATURE o C WATER FLOW RATE lts min FOR CONDENSING BOILERS ONLY CONFIRM THE FOLLOWING THE CONDENSATE DRAIN HAS BEEN INSTALLED IN ACCORDANCE WITH THE MANUFACTURER S INSTRUCTIONS YES FOR ALL INSTALLATIONS C...

Page 69: ...MMENTS SIGNATURE SERVICE 3 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE 4 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE 5 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE 6 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE 7 DATE ...

Page 70: ...out notice The Ideal Boilers Technical Training Centre offers a series of first class training courses for domestic commercial and industrial heating installers engineers and system specifiers For details of courses please ring 01482 498 432 CERTIFIED PRODUCT Manufactured under a BS EN ISO 9001 1994 Quality System accepted by BSI The code of practice for the installation commissioning servicing of...

Page 71: ...159979 6 pmd 3 23 2005 8 38 AM 71 ...

Page 72: ...er only Wire the heater through a double pole switch or controller having contact separation of at least 3mm using a cable size of at least 1 5sq mm flexible cable 85 o C rubber insulated HOFR Sheathed complying with BS6141 Table 8 It MUST be fully earthed Ensure all terminal connections are securely made Do not however use excessive force when tightening terminals Important Notes This appliance m...

Page 73: ...tion sequence If the boiler still fails to light consult a CORGI registered installer Operation Winter conditions i e CH and DHW required The boiler will fire and supply heat to the radiators but will give priority to DHW on demand The DHW will operate as described under Summer conditions during periods when there is no call for CH Summer conditions i e DHW only required Set the CH external contro...

Page 74: ...urs turns off the boiler and consult a CORGI registered installer Loss of system water pressure The gauge see illustration below indicates the central heating system pressure If the pressure is seen to fall below the original installation pressure of 1 2 bar over a period of time then a water leak is indicated In this event a CORGI registered installer should be consulted DO NOT FIRE THE BOILER IF...

Page 75: ...multaneously for 3 4 seconds The display will show a flashing 0 00 and the switching point is deleted 5 To operate the programmer Set the right sliding switch to RUN Set the left sliding switch to AUTO An ON period will be designated by a light bulb symbol in the top right hand corner of the display with either a 1 to designate CH programme ON or a 2 to designate DHW programme ON 6 Manual Override...

Page 76: ... overheat condition The boiler should be turned off and your installer contacted Check if ALL radiators have thermostatic radiator valves fitted If they have contact your installer Check for air locks in the boiler or system pipework Vent air from radiators press reset button D and then release The boiler should relight if the fault recurs turn off the boiler and contact your installer Boiler is n...

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