IDEAL LOGIC CODE COMBI ESP1 26 Installation And Servicing
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IDEAL LOGIC CODE COMBI ESP1 26 Installation And Servicing

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INSTALLATION
AND SERVICING
LOGIC CODE COMBI ESP1
26 33 38
For Users Guide see reverse of book
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.
For the very latest copy of literature for specification and maintenance practices visit our
website www.idealboilers.com where you can download the relevant information in PDF format.
October 2016
UIN 215347 A01

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  • Page 1 Do not use reconditioned or copy parts that have not been clearly authorised by Ideal. For the very latest copy of literature for specification and maintenance practices visit our website www.idealboilers.com where you can download the relevant information in PDF format.
  • Page 2 ERP DATA MODEL SYMBOL UNITS Condensing Boiler Low Temperature Boiler B1 Boiler Cogeneration Space Heater Equipped with a Supplementary Heater Combination Heater Nominal Heat Output for Space Heating Full Load 24.2 24.2 24.2 Part Load Auxiliary Electricity Consumption Full Load 0.086 0.093 0.093...

  • Page 3: Seasonal Space Heating Energy Efficiency

    PRODUCT FICHE LOGIC CODE COMBI ESP1 COMBINATION BOILER Ideal Boilers ERP DATA SYMBOL UNITS MODEL Condensing boiler Seasonal Space heating efficiency class Rated heat output ƞ Seasonal space heating energy efficiency 97.4* Annual energy consumption 73.9 Sound power level, indoors 46.5...
  • Page 4 Installation and Servicing...
  • Page 5 To restart the boiler press the RESTART button. The boiler will repeat the ignition sequence if a heat demand is present. DOCUMENT AMENDMENTS Relevant Installation changes implemented in this book from Mod Level ........A01 (Oct 16) Ideal Boilers reserve the right to vary specification without notice Installation and Servicing...
  • Page 6 Installation and Servicing...

  • Page 7: Table Of Contents

    CONTENTS GENERAL ..............10 SERVICING ............... 39 Introduction ..............10 Servicing Schedule ............ 39 Operation ..............10 Top Pod Door & Front Panel Removal/Replacement ... 40 Safe Handling ............. 10 Fan And Venturi Assembly Removal And Cleaning ..40 Optional Extra Kits ............. 11 Burner Removal And Cleaning ........

  • Page 8: General

    SECTION 1 - GENERAL Table 1 - General Data Gas supply 2H - G20 - 20mbar Gas Supply Connection 15mm copper compression Injector Size 4.15 4.65 Inlet Connection 15mm copper compression Outlet Connection 15mm copper compression Flow Connection Central Heating 22mm copper compression Return Connection Central Heating...
  • Page 9 SECTION 1 - GENERAL LOGIC CODE COMBI ESP1 Natural Gas only Boiler size G.C. Appliance No. PI No. (Benchmark No.) 47-349-35 86-CR-17 47-349-36 86-CR-17 47-349-37 86-CR-17 Destination Country: GB, IE For GB, to comply with Building Regulations Part L1 (Part 6 in Scotland) the boiler should be fitted in accordance with the manufacturer’s instructions.

  • Page 10: Introduction

    SECTION 1 - GENERAL 1.1 INTRODUCTION 1.2 OPERATION The Logic Code Combi ESP1 range of boilers are wall mounted, With no demand for CH, the boiler fires only when DHW is drawn full sequence, automatic spark ignition, low water content, fanned off.

  • Page 11: Optional Extra Kits

    Installation and Servicing Instructions or as otherwise • BS 6798 (No cupboard ventilation is required - see ‘Air Supply’ recommended by Ideal Boilers in writing. If in doubt please for details). enquire. • The position selected for installation MUST allow adequate Any direct connection of a control device not approved by space for servicing in front of the boiler.

  • Page 12: Gas Supply

    SECTION 1 - GENERAL 1.8 GAS SUPPLY 3. Minimum acceptable spacing from the terminal to obstructions and ventilation openings are specified in Table 4. The local gas supplier should be consulted, at the installation 4. Where the lowest part of the terminal is fitted less than 2m planning stage, in order to establish the availability of an above a balcony, above ground or above a flat roof to which adequate supply of gas.

  • Page 13: Terminal

    SECTION 1 - GENERAL 1.10 TERMINAL The terminal assembly can be adapted to accommodate various wall thicknesses. Refer to Section 1.16. 1.11 AIR SUPPLY It is NOT necessary to have a purpose-provided air vent in the room or internal space in which the boiler is installed. Neither is it necessary to ventilate a cupboard or compartment in which the boiler is installed, due to the low surface temperatures of the boiler casing during operation;...

  • Page 14: Boiler Dimensions, Services & Clearances

    SECTION 1 - GENERAL 1.16 BOILER DIMENSIONS, SERVICES & CLEARANCES all dimensions in mm The boiler connections are made on the boiler connection tails. Bottom clearance Refer to Section 2.15. Bottom clearance after installation can be reduced to 5mm. The following minimum clearances must be maintained for This must be obtained with an easily removable panel to provide operation and servicing.

  • Page 15: System Requirements - Central Heating

    SECTION 1 - GENERAL 1.17 SYSTEM REQUIREMENTS - Central Heating Safety valve setting Notes Vessel charge pressure 0.5 to 0.75 a. The method of filling, refilling, topping up or flushing sealed primary hot water circuits from the mains via a temporary hose System pre-charge pressure bar None connection is only allowed if acceptable to the local water...

  • Page 16: System Balancing

    Tel: +44 (0) 1535 210 320 I scale reducing devices or Scalemaster In-line Adey Professional Heating Solutions Scale Inhibitor branded Ideal, which must be used in Gloucester Road, Cheltenham GL51 8NR accordance with the manufacturers’ instructions. Tel: +44 (0) 1242 546700...

  • Page 17: Installation

    SECTION 2 - INSTALLATION 2.1 BOILER ASSEMBLY - Exploded View Note that item numbers are linked to the spares list CH Return Valve Plate Heat Exchanger Air Duct Assy Detection Lead CH Flow Valve Flow Turbine Recuperator Inlet Pipe Control Box Lid DHW Inlet &...

  • Page 18: Unpacking

    SECTION 2 - INSTALLATION 2.2 UNPACKING The boiler is supplied fully assembled in Pack A. A telescopic or non-telescopic flue assembly for rear or side flue outlet in Pack B is suppled as a separate order. Unpack and check the contents. Pack A Contents Boiler Hardware Pack Box...

  • Page 19: Pod Door & Front Panel Removal

    SECTION 2 - INSTALLATION UNPACKING CONT’D Note. This flue system incorporates a removable flue outlet nose that utilises a push fit location system. This enables the installation of deflector, high level, soffit or balcony outlet flue kits without the removal of the whole ‘B’ pack terminal. The appliance must not be operated without the desired outlet nose correctly fitted in place.

  • Page 20: Wall Mounting Template

    SECTION 2 - INSTALLATION 2.4 WALL MOUNTING TEMPLATE Extended centre line 15 5 (2 00 ) V - See Diagram in The wall mounting template is located on the internal protective Section 14 packaging. The template shows the position of the fixing and rear flue centre holes for a standard installation Care MUST be taken to ensure the correct holes are drilled.
  • Page 21 (1000mm long) B Pack cut 75mm * If wall thickness is <126mm and >102.5mm, contact Ideal Boilers. For Flue lengths between 658 & 708 use a Horizontal Flue Terminal (1000mm long) B Pack, cut 75mm off the end of the terminal section of the telescopic flue only.
  • Page 22 SECTION 2 - INSTALLATION DETERMINING THE FLUE LENGTH AND FLUE PACKS REQUIRED, CONT’D FIGURE 1 Edge of turret Edge of turret Edge of turret to outside face of wall plus to outside face of wall plus to outside face of wall plus 44mm = ue length 44mm = ue length 44mm = ue length...

  • Page 23: Cutting & Setting The Flue Length

    SECTION 2 - INSTALLATION 2.9 CUTTING & SETTING THE FLUE LENGTH TELESCOPIC FLUES TELESCOPIC FLUE B PACK SHOULD ONLY BE ADJUSTED FOR USE WITHIN ITS SPECIFIED RANGE AND MUST NOT BE CUT. HORIZONTAL FLUE TERMINAL (1000MM LONG) B PACK (TELESCOPIC) MUST ONLY BE CUT IF REQUIRED FLUE LENGTHS ARE BETWEEN 602 &...

  • Page 24: Installing The Flue

    SECTION 2 - INSTALLATION 2.10 INSTALLING THE FLUE FITTING FLUE THROUGH THE WALL 1. Measure wall thickness and add 14mm. 2. Measure from the outer terminal lip towards the end of outer flue, place a small location mark at the dimension acquired at point 1. 3.

  • Page 25: Fitting The Optional Roof Flue Kit (Flat Or Pitched)

    SECTION 2 - INSTALLATION 2.11 FITTING THE OPTIONAL ROOF FLUE KIT (Flat or Pitched) Note. A flat or pitched roof flashing plate (not supplied) is required before proceeding with the installation of this kit. This kit is suitable for both flat and pitched roof terminations, using a concentric flue to run vertically from the top of the boiler and terminating above roof level.

  • Page 26: Flue Terminal Position

    SECTION 2 - INSTALLATION 2.12 FLUE TERMINAL POSITION The terminal should be positioned so that products of combustion can safely disperse at all times. Pluming may occur at the termination so, where possible, terminal positions where this could cause a nuisance should be avoided.

  • Page 27: Assembling The Roof Flue Kit

    SECTION 2 - INSTALLATION 2.13 ASSEMBLING THE ROOF FLUE KIT Determine the correct height that the flue should terminate above the roof. If after calculating or measuring the overall flue height from the top of the boiler, it is necessary to cut both pipes of assembly A, then ensure they are cut equally leaving the inner flue tube longer than the outer air tube as supplied.

  • Page 28: Condensate Drain

    SECTION 2 - INSTALLATION 2.14 CONDENSATE DRAIN Condensate Pump Where gravity discharge to an internal termination is not physically possible or where very long internal pipe runs would be required to reach a suitable discharge point, a condensate pump of a specification recommended by the boiler or pump manufacturer Condensate should be used terminating into a suitable internal foul water...
  • Page 29 SECTION 2 - INSTALLATION CONDENSATE DRAIN - CONT’D..Figure 3 - Connection of a Condensate Pump Typical Figure 4 - Connection of Condensate Drainage Pipe to Method (see manufacturer’s detailed instructions) External Soil & Vent Stack Boiler Water/weather Visible air break with 75mm proof insulation Boiler...

  • Page 30: Connections & Filling

    SECTION 2 - INSTALLATION 2.15 CONNECTIONS & FILLING NOTES. Note. The domestic hot water flow rate is Ensure all boss blanking plugs are removed before connecting hardware. Each automatically regulated to a maximum: valve must be fitted to the correct boss as shown in the picture. 26kW = 10.7 l/m Ensure each union is fitted with fibre seals provided.
  • Page 31 SECTION 2 - INSTALLATION CONNECTIONS & FILLING..CONT’D FILLING IMPORTANT - when filling: When filling there may be a slight water leak from the air vent therefore electrical connections should be protected. Filling Top Up Ensure filling loop is connected and all washers in place. Ensure filling loop is connected and all washers in place.

  • Page 32: Electrical Connections

    SECTION 2 - INSTALLATION 2.16 ELECTRICAL CONNECTIONS Wiring should be 3 core PVC insulated cable, not less than WARNING. This appliance MUST be earthed. 0.75mm (24 x 0.2mm), and to BS 6500 Table 16. For IE reference should be made to the current ETCI rules for A mains supply of 230Vac ~ 50 Hz is required.

  • Page 33: External Wiring

    SECTION 2 - INSTALLATION 2.18 EXTERNAL WIRING External Controls – 230V 50Hz Optional External Controls – Extra Low Frost Protection Voltage If parts of the pipework run outside the Wiring a 230V 50Hz Room Thermostat, DIAGRAM A: DIAGRAM B: house or if the boiler will be left off for more Diagram A (with optional timer, Diagram Wiring OpenTherm Room Control or other than a day or so then a frost thermostat...

  • Page 34: Wiring Diagram

    SECTION 2 - INSTALLATION 2.20 WIRING DIAGRAM Installation and Servicing...

  • Page 35: Commissioning And Testing

    SECTION 2 - INSTALLATION 2.21 COMMISSIONING AND TESTING A. Electrical Installation B. Gas Installation 1. Electrical safety checks should be carried out by a competent 1. The whole of the gas installation, including the meter, person. should be inspected and tested for tightness and purged in accordance with the recommendations of BS.

  • Page 36: Initial Lighting

    SECTION 2 - INSTALLATION 2.22 INITIAL LIGHTING Legend BOILER A. Domestic Hot Water Temperature Knob ºC B. Central Heating Temperature Knob C. Mode Knob D. Boiler Status Display E. Burner ‘on’ Indicator MODE RESTART Central Heating Economy Setting G. CH Flow Isolating Valve H.

  • Page 37: General Checks

    SECTION 2 - INSTALLATION 2.23 GENERAL CHECKS Make the following checks for correct operation: WATER CIRCULATION SYSTEM 1. With the system COLD, check that the initial pressure is 1. Fully open all DHW taps in turn and ensure that water flows correct to the system design requirements.

  • Page 38: Restart Procedure

    SECTION 2 - INSTALLATION 2.24 RESTART PROCEDURE To restart the boiler, press the RESTART button (I). Legend A. Domestic Hot Water Temperature Knob BOILER B. Central Heating Temperature Knob ºC C. Mode Knob D. Boiler Status Display E. Burner ‘on’ Indicator MODE Central Heating Economy Setting RESTART...

  • Page 39: Servicing

    0.004 AND the integrity of the complete flue system and combustion circuit seals have been verified and the inlet gas pressure (and gas rate) have been verified, then contact Ideal. 11. Complete the service section in the Benchmark Commissioning Checklist.

  • Page 40: Top Pod Door & Front Panel Removal/Replacement

    SECTION 3 - SERVICING 3.2 BOILER TOP POD DOOR & FRONT PANEL REMOVAL / REPLACEMENT POD DOOR FRONT PANEL REMOVAL 1. Loosen the two screws retaining the front panel. 1. Squeeze the two tabs forward and lift the pod door upwards to remove. 2.

  • Page 41: Burner Removal And Cleaning

    SECTION 3 - SERVICING 3.4 BURNER REMOVAL AND CLEANING 1. Ensure the sump is fully drained. 2. Undo the two screws and remove the sump cover retaining the lower flue manifold. 3. Lift the manifold to clear the bottom sealing gasket and remove manifold. 4.

  • Page 42: Cleaning The Heat Exchanger

    SECTION 3 - SERVICING 3.6 CLEANING THE HEAT EXCHANGER Note: Ensure the condensate trap/siphon is fully drained before cleaning. Refer to Ignition Electrode Flame Detection Section 3.18. 1. Remove ignition and flame detection electrodes. Refer to Sections 3.13 & 3.14. 2.

  • Page 43: Replacement Of Components

    SECTION 3 - SERVICING 3.8 REPLACEMENT OF COMPONENTS GENERAL After replacing ANY component check operation of the boiler, including gas soundness, gas rate and combustion When replacing ANY component test. 1. Isolate the electricity supply. IMPORTANT. 2. Turn off the gas supply. When work is complete, the front panel must be correctly refitted - ensuring that a good seal is made.

  • Page 44: Burner Injector Replacement

    SECTION 3 - SERVICING 3.10 BURNER INJECTOR REPLACEMENT 1. Refer to Section 3.8. 2. Disconnect the electrical leads from the fan. 3. Remove the clip from the gas valve to venturi pipe and ease the pipe upwards, rotate and ease down to remove. 4.

  • Page 45: Return Thermistor Renewal

    SECTION 3 - SERVICING 3.12 RETURN THERMISTOR RENEWAL 1. Refer to Section 3.8. 2. Unclip the return thermistor from the return pipe and withdraw it from the boiler. 3. Disconnect the electrical lead from the thermistor. 4. Reconnect the electrical lead to the new thermistor and reassemble in reverse order, ensuring that the thermistor is securely fitted to the pipe on the thermistor locator tab as shown.

  • Page 46: Flame Detection Electrode Replacement

    SECTION 3 - SERVICING 3.14 FLAME DETECTION ELECTRODE REPLACEMENT 1. Refer to Section 3.8 Flame Detection Electrode 2. Remove the burner. Refer to Section 3.11. 3. Unplug the flame detection lead from the electrode. 4. Remove the 2 screws retaining the detection electrode.

  • Page 47: Diverter Valve Actuator Replacement

    SECTION 3 - SERVICING 3.17 DIVERTER VALVE ACTUATOR REPLACEMENT Refer to Section 3.8. To remove the motor: 1. Remove the condensate trap/siphon. Refer to Section 3.18. 2. Place a flat bladed screwdriver in the actuator slot provided and ease out the actuator. 3.

  • Page 48: Pcb Replacement

    SECTION 3 - SERVICING 3.19 PCB REPLACEMENT Note. Fit the earth strap provided with the PCB to your wrist and secure to a suitable earth on the boiler chassis. 1. Refer to Section 3.8. 2. Ensure the control knobs are in the 12 o clock position. 3.

  • Page 49: Draining The Boiler

    SECTION 3 - SERVICING 3.21 DRAINING THE BOILER Filling Loop CENTRAL HEATING CIRCUIT 1. Refer to Section 3.8. 2. Close all the CH water isolating valves on the boiler inlet. 3. To drain the primary heat exchanger circuit: Open the drain valve and attach a length of hose to the CH drain point.

  • Page 50: Safety Relief Valve Renewal

    SECTION 3 - SERVICING 3.23 SAFETY RELIEF VALVE RENEWAL 1. Refer to Section 3.8. 2. Drain the boiler. Refer to Section 3.21. 3. Remove the clip on return thermistor. Refer to Section 3.12. 4. Pull out and remove the clip (positioned behind the safety valve) retaining the safety valve.

  • Page 51: Diverter Valve Body Assembly Replacement

    SECTION 3 - SERVICING 3.26 DIVERTER VALVE BODY ASSEMBLY REPLACEMENT To remove the valve body assembly: 16. Twist and remove the DHW manifold. 1. Refer to Section 3.8. 17. Remove the two diverter valve body fixing screws and withdraw the diverter valve body assembly. 2.

  • Page 52: Ch Water Pressure Switch Replacement

    SECTION 3 - SERVICING 3.29 CH WATER PRESSURE SWITCH REPLACEMENT 1. Refer to Section 3.8. 2. Drain the boiler. Refer to Section 3.21. 3. Pull off the two electrical connections. 4. Using a suitable tool, pull out the metal retaining clip. 5.

  • Page 53: Heat Engine Renewal

    SECTION 3 - SERVICING 3.31 HEAT ENGINE RENEWAL Refer also to Section 2.1 - ‘Boiler Exploded View’ IMPORTANT Before starting the removal procedure, protect the gas and electrical controls with a waterproof sheet or plastic bag. 1. Refer to Section 3.8. 14.

  • Page 54: Expansion Vessel Recharging & Replacement

    SECTION 3 - SERVICING 3.32 EXPANSION VESSEL RECHARGING & REPLACEMENT RECHARGING REPLACEMENT 1. Refer to Section 3.8. 6. Refer to Section 3.3.8. 2. Remove the charge point cover. 7. Drain the boiler CH circuit. Refer to Section 3.21. 3. Recharge the tank pressure to 0.75 bar. 8.

  • Page 55: Recuperator Replacement & Cleaning

    SECTION 3 - SERVICING 3.33 RECUPERATOR REPLACEMENT & CLEANING 1. Refer to Section 3.8. 2. Drain the DHW circuit, refer to Section 3.21. 3. Undo the two screws and remove the sump cover retaining the lower flue manifold. 4. Lift the manifold to clear the bottom sealing gasket and remove manifold.

  • Page 56: Fault Finding

    SECTION 4 - FAULT FINDING 4.1 FAULT FINDING CHART MAIN MENU GO TO SECTION 4.2 - ‘L1’ FLOW TEMPERATURE OVERHEAT LOCKOUT GO TO SECTION 4.3 - ‘L2’ IGNITION LOCKOUT 5 RESETS WITHIN 15 MINS - ‘LC’ TURN POWER OFF AND ON GO TO SECTION 4.4 - ‘L6’...

  • Page 57: L1' - Flow Temperature Overheat Lockout

    SECTION 4 - FAULT FINDING 4.2 ‘L1’ - FLOW TEMPERATURE OVERHEAT LOCKOUT Is the Boiler and CH System filled with water and all Fill and vent the system and open all isolation and radiator valves open? isolation valves, then restart boiler Is the Flow/Return Differential across the Boiler in Check that the Pump is rotating freely.

  • Page 58: L6' - False Flame Lockout

    SECTION 4 - FAULT FINDING 4.4 ‘L6’ - FALSE FLAME LOCKOUT Check routing and integrity of internal boiler wiring is OK. Check Restart the boiler, does Boiler Work OK? condition of Flame Sense Electrode and replace if deteriorated. Replace Flame Detection Electrode Separate the flame detection electrode in-line connector.

  • Page 59: F3' - Fan Fault

    SECTION 4 - FAULT FINDING 4.7 ‘F3’ - FAN FAULT Does the wiring from the Fan to the PCB have Rectify Wiring & secure connections at both ends and has it not connections deteriorated? Does the wiring have continuity? Replace PCB Is there 230Vac at the Blue and Brown connections to the 3 way connection on the Fan? Replace Fan...

  • Page 60: F6' - Outside Sensor Fault

    SECTION 4 - FAULT FINDING 4.10 ‘F6’ - OUTSIDE SENSOR FAULT Securely connect the wiring at both the Is the wiring securely connected at both the boiler and boiler and Outside Sensor Outside Sensor? Disconnect the wires to the outside sensor. Check the resistance using a suitable multimeter connected across the Outside Sensor’s terminal pins.

  • Page 61: No Hw But Ch On

    SECTION 4 - FAULT FINDING 4.12 NO HW BUT CH ON Does the display shows a “Tap symbol” when Is hot and cold pipework crossed? a tap is on? Adjust flow rates to achieve 35ºC Are the flow rates correct as per Section 1.2. Is the wiring connected temp rise and check filter fitted in between PCB and DHW...

  • Page 62: Spare Parts

    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. Failure to do so could affect safety or performance of this appliance.
  • Page 63 Installation and Servicing...

  • Page 65: Benchmark & Commissioning

    Benchmark Commissioning and Servicing Section 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 guarantee the boiler needs to be registered with the manufacturer within one month of the installation.

  • Page 66: Gas Boiler System Commissioning Checklist

    GAS BOILER SYSTEM COMMISSIONING CHECKLIST This Commissioning Checklist is to be completed in full by the competent person who commissioned the boiler as a means of demonstrating compliance with the appropriate Building Regulations and then handed to the customer to keep for future reference. CONTROLS Programmable room thermostat Optimum start control...

  • Page 67: Service Record

    SERVICE RECORD It is recommended that your heating system is serviced regularly and that the appropriate Service Interval Record is completed. Service Provider SERVICE 01 SERVICE 02 ² % ² % ² % ² % (Where Possible) (Where Possible) Signature Signature SERVICE 03 SERVICE 04...
  • Page 68 FLOWCHART FOR CO LEVEL AND COMBUSTION RATIO CHECK ON COMMISSIONING A CONDENSING BOILER Important Preliminary Information on Checks The air gas ratio valve is factory-set and must not be adjusted DURING COMMISSIONING. If the boiler requires conversion to operate with a different gas family (e.g. conversion from natural gas to LPG) sepa- rate guidance is provided with the conversion kit supplied and this must be followed.
  • Page 69 0.2%? sampling point. Allow readings to stabilise before recording. Turn off appliance and call Ideal Technical Helpline for advice The appliance must not be commissioned until problems are identified CO level less and resolved. If commissioning cannot be fully completed, the appliance than 350ppm AND CO/CO must be disconnected from the gas supply in accordance with GSIUR.
  • Page 70 & servicing of central heating systems FM 59915 Ideal, P.O. Box 103, National Ave, Kingston upon Hull, HU5 4JN. Telephone: 01482 492 251 Fax: 01482 448 858. Registration No. London 322 137. Ideal Boilers pursues a policy of continuing improvement in the design and performance of its products.
  • Page 71 Do not use reconditioned or copy parts that have not been clearly authorised by Ideal. For the very latest copy of literature for specification and maintenance practices visit our website www.idealboilers.com where you can download the relevant information in PDF format.
  • Page 72 Benchmark Commissioning Checklist. You can check your installer by calling Gas Safe Register direct on 0800 4085500. Ideal Boilers is a member of the Benchmark scheme and fully supports the aims of the programme. Benchmark has been introduced to improve the standards of installation and commissioning of central heating systems in the UK and to encourage the regular servicing of all central heating systems to ensure safety and efficiency.

  • Page 73: Boiler Operation

    BOILER OPERATION Legend A. Domestic Hot Water Temperature Knob B. Central Heating Temperature Knob BOILER C. Mode Knob ºC D. Boiler Status Display E. Burner ‘on’ Indicator Central Heating Economy Setting G. Pressure Gauge MODE RESTART H. Function Button RESTART Button TO START THE BOILER CONTROL OF WATER TEMPERATURE If a programmer is fitted refer to separate instructions for the...

  • Page 74: Efficient Heating System Operation

    3. SYSTEM WATER PRESSURE EFFICIENT HEATING SYSTEM OPERATION The boiler is a high efficiency, condensing appliance which will The system pressure gauge (G - see page 3) automatically adjust its output to match the demand for heat. indicates the central heating system pressure. Therefore gas consumption is reduced as the heat demand is If the pressure is seen to fall below the original reduced.

  • Page 75: Condensate Drain

    CONDENSATE DRAIN GENERAL INFORMATION This appliance is fitted with a siphonic condensate trap system BOILER PUMP that reduces the risk of the appliance condensate from freezing. The boiler pump will operate briefly as a self-check once every 24 However should the condensate pipe to this appliance freeze, hours, regardless of system demand.

  • Page 76: Points For The Boiler User

    See boiler “Fault Codes” section. If ‘0’ is displayed then Does the boiler operate and contact Ideal Customer Services See boiler “Operation Modes” provide central heating? Helpline if your appliance is and “Fault Codes” section...

  • Page 77: Normal Operation Display Codes

    The boiler mode knob (C) is in the off position, rotate fully clockwise for hot water and central heating operation. FOR ANY QUERIES PLEASE RING THE IDEAL CONSUMER HELPLINE : 01482 498660 NOTE. BOILER RESTART PROCEDURE - To restart the boiler press the RESTART button. The boiler will repeat the ignition sequence if a heat demand is present.

  • Page 78: Fault Codes

    In IE contact a Registered Gas Installer (RGII). Fan Fault Restart the appliance - if the boiler fails to operate then please contact Ideal (if under warranty) or alternatively a Gas Safe Registered Engineer if outside of the warranty period.

This manual is also suitable for:

Logic code combi esp1 33Logic code combi esp1 38Logic plus combi c 35Logic plus combi c 30Logic plus combi c 24

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