Ideal Heating LOGIC SYSTEM 2 S15 Installation & Servicing Download

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Installation and Servicing

Section 4 - Fault Finding

FAUL

T FINDING

4.7 ‘F 03’ - FAN FAULT

Does the wiring from the Fan to the PCB have
secure connections at both ends and has not

deteriorated? Does the wiring have continuity?

YES

Rectify Wiring &
connections

Is there 230Vac at the Blue and Brown connections

to the 3 way connection on the Fan?

Replace PCB

Replace Fan

YES

4.8 F 04 OR L 04’ - FLOW THERMISTOR FAULT

Disconnect the wiring from the Flow Thermistor

Check the resistance using a suitable multimeter connected

across the Thermistor’s terminal pins.

Temperature

Resistance kΩ

9.7 – 10.3

2.4 – 2.6

1.0 – 1.1

Is the Thermistor value correct?

YES

Is the wiring securely connected to the low voltage 6 way

connector at the front left hand side of the PCB?

YES

Replace PCB

Fit a new Thermistor

Securely connect the wiring to the PCB

Is the wiring securely connected to the Flow Thermistor
Located in the Flow Pipe lower LHS of Boiler

YES

Securely connect the wiring to the Flow
Thermistor

Refer to Section

3.11

Summary of Contents for LOGIC SYSTEM 2 S15

Page 1: ... Do not use reconditioned or copy parts that have not been clearly authorised by Ideal Heating For the very latest copy of literature for specification and maintenance practices visit our website idealheating com where you can download the relevant information in PDF format INSTALLATION SERVICING October 2022 UIN 228297 A05 LOGIC SYSTEM2 S15 S18 S24 S30 ...

Page 2: ... yes Low Temperature Boiler n a n a no no no no B1 Boiler n a n a no no no no Cogeneration Space Heater n a n a no no no no Equipped with a Supplementary Heater n a n a no no no no Combination Heater n a n a no no no no Nominal Heat Output for Space Heating Full Load P4 kW 15 1 18 1 24 3 30 3 Part Load P1 kW 4 9 5 9 8 0 9 9 Auxiliary Electricity Consumption Full Load elmax kW 0 022 0 025 0 046 0 0...

Page 3: ... Class VII Class VIII 1 2 1 5 2 3 4 3 5 5 PRODUCT FICHE The energy efficiency of the package of products provided for in this document may not correspond to its actual energy efficiency once installed in a building as the efficiency is influenced by further factors such as heat loss in the products in relation to the building size and its characteristics Collector Size in m2 Tank Volume in m3 Coll...

Page 4: ...e if a heat demand is present NOTES FOR THE INSTALLER WARNING Risk of injury or death CAUTION Risk of damage to objects Table of Acronyms CH Central Heating DHW Domestic Hot Water TRV Thermostatic Radiator Valve PRV Pressure Relief Valve IE Ireland ETCI Electro Technical Council of Ireland BS British Standard WRAS Water Regulations Advisory Scheme SAP Standard Assessment Procedure IEE Institution ...

Page 5: ...0 Accessing the Installer Mode 34 2 31 Handing Over 34 Section 3 Servicing 35 3 1 Servicing Schedule 35 3 2 Removal Replacement of Components 36 3 3 Draining the Boiler 36 3 4 Boiler Front Panel Removal Replacement 36 3 5 Flue Manifold Removal Replacement 37 3 6 Burner Removal and Cleaning 37 3 7 Fan and Venturi Assembly Removal and Cleaning 38 3 8 Cleaning the Heat Exchanger 39 3 9 Ignition Detec...

Page 6: ... kW 30 kW Gas Supply 2H G20 20 mbar Gas Supply Connection 15 mm copper compression Injector Size mm 4 15 4 15 4 15 4 65 Flow Connection Central Heating 22 mm copper compression Return Connection Central Heating 22 mm copper compression Flue Terminal Diameter mm 100 Average Flue Temp Mass Flow Rate 56ºC 6g s 58ºC 8g s 63ºC 10g s 69ºC 13g s CO2 Content 0 7 Max CH 9 5 9 3 9 2 9 6 Min CH 8 9 8 3 8 5 8...

Page 7: ...rd Cold water inlet temp measure record Hot water outlet temp measure record Water flow rate at max setting measure record For condensing boilers only Condensate drain 23 24 For all boilers Complete sign hand over to customer For UK to comply with Building Regulations Part L1 Part 6 in Scotland the boiler should be fitted in accordance with the manufacturer s instructions Self certification that t...

Page 8: ...uld be exercised during these operations Operatives should be knowledgeable in handling techniques when performing these tasks and the following precautions should be considered Grip the boiler at the base Be physically capable Use personal protective equipment as appropriate e g gloves safety footwear During all manoeuvres and handling actions every attempt should be made to ensure the following ...

Page 9: ...r framed building must comply with IGE UP7 A 2008 Bathroom Installations You may install the boiler in any internal space The installation must comply with the current IEE BS 7671 Wiring Regulations and the electrical regulations applicable in Scotland If the appliance is to be installed in a room containing a bath or shower then the appliance must be installed beyond Zone 2 as detailed in BS7671 ...

Page 10: ...t inlet pressures as low as 14 mb other gas appliances in the property may not be as tolerant When operating pressures are found to be below the minimum meter outlet of 19 mb these should be checked to ensure this is adequate for correct and safe operation Allowing for the acceptable pressure loss of 1mb across the installation pipework it can be assumed that a minimum permitted operating pressure...

Page 11: ...om the cupboard door but 450mm overall clearance is still required with the cupboard door open to allow for servicing Bottom Clearance Bottom clearance after installation can be reduced to 15mm This must be obtained with an easily removable panel to provide the 100mm clearance required for servicing 395 Refer to Section 2 17 278 700 100 Flue terminal 2 5 2 5 from case Underside View Dimension to W...

Page 12: ...ional vessel must be installed on the return to the boiler If the system is not pressurised the cold water capacity must not exceed 143 litres Guidance on vessel sizing is given in table above 1 15 SYSTEM REQUIREMENTS CENTRAL HEATING PRV setting bar 3 0 Vessel charge pressure bar 0 5 to 0 75 System pre charge pressure bar None 1 0 System volume Expansion vessel litres volume litres 25 1 6 1 8 50 3...

Page 13: ...k Guidance Notes on Water Treatment in Central Heating Systems If water treatment is used Ideal Heating recommend only the use of SCALEMASTER SM 1 PRO FERNOX MBI ADEY MC1 SENTINEL X100 or CALMAG CM100 inhibitors and associated water treatment products which must be used in accordance with the manufacturers instructions This boiler can be used with a water softener However the heating system should...

Page 14: ...NTURI 215 FAN 217 BURNER 218 GASKET BURNER 219 SUMP CLEAN OUT COVER 223 FLUE MANIFOLD 224 FLUE MANIFOLD TOP 227 CLAMP RETAINING FLUE TURRET 228 HOSE CONDENSATE INTERNAL 229 SIPHON TRAP 231 CONDENSATE OUTLET CONNECTION 239 CONDENSATE DRAIN TUBE 302 PCB 304 THERMISTOR RETURN 306 ELECTRODE IGNITION DETECTION 308 IGNITER UNIT 309 THERMISTOR FLOW 313 IGNITION LEAD 324 CONTROLS BOX LID 325 CONTROL BOX F...

Page 15: ...mplate 6 Boiler Warranty Hardware Pack Box Contents 7 2x Valve CH 3 4 x 22 mm 8 1x Gas Cock 9 1x PRV Clip Accessory Bag Contents 10 2x Flow Return Valve Washers 11 1x Gas Cock Sealing Washer 12 2x Wall Plugs 13 2x Screws 14 1x Flue Clamp Screw 13 10 7 11 12 14 8 1 2 3 4 6 5 Unpack and check the contents Refer to Valve Washer Template inside box lid Refer to Section 2 17 IMPORTANT This clip needs t...

Page 16: ...g both the centre and the circumference of the flue duct 4 Remove the template plate from the wall 1 Check all of the hole positions before drilling 2 Cut the flue hole with a 127 mm core boring tool ensure the hole is square to the wall 3 Drill the 2 mounting holes with a 7 5 mm 8 mm masonry drill and insert the plastic plugs provided 4 Locate 2 No 14 x 50 mm screws in the wall mounting plate one...

Page 17: ...ector Weather collar Ideal part no 152258 Ideal part no 0 5 m 211037 1 m 203129 2 m 211038 Balcony flue kit Ideal part no 208177 Soffit kit Ideal part no 211302 Raised horizontal flue kit Ideal part no 208290 pitched roof 0 6 m 208171 0 8 m 217442 Ideal part no WARNING It is critical that products of combustion cannot re enter the building The flue terminal must always have a free passage of air C...

Page 18: ...terminal 25 mm 7 Above adjacent ground roof or balcony level 300 mm 8 From a surface or a boundary facing the terminal 600 mm 9 From a terminal facing a terminal 1200 mm 10 From an opening in a car port into dwelling 1200 mm 11 Vertically from a terminal on the same wall 1500 mm 12 Horizontally from a terminal wall 300 mm 13 Horizontally from an adjacent window 600 mm 14 Facing an opening into an ...

Page 19: ... 1000 3 2 1 600 3 4 5 1 2 2000 Opening in adjacent building 14 3 1 2 300 At an angle to the boundary 15 2 Parallel to the boundary 16 Facing the boundary 8 6 0 0 1 300 3 All measurements mm Boundary Boundary 600 Height Difference A Less than 300 B 300 Greater than 300 B 1500 300 625 fixed 2000 600 2000 690 Fixed Separation Distance B Height Difference A 300 600 600 2000 All measurements mm Refer t...

Page 20: ...ure the rubber seal is not damaged and fitted correctly on the appliance manifold 3 Firmly hold the flue and push the turret on until it has travelled 30 mm ensuring the flue has not rotated or moved forward 4 Push the turret into the manifold ensuring the upper plastic lip is flush with the top of the manifold 5 Fully engage the clamp location section into the manifold location hole and rotate do...

Page 21: ...l pull back the flue until Mark 1 is flush with the inner wall surface 9 Hold the flue steady and push the inner wall seal towards the wall until Mark 2 is just visible FITTING THE FLUE THROUGH THE WALL External Installation 1 Follow steps 1 5 from above 2 Push the flue through the 127 mm core drilled hole from the outside 3 Return inside the property and fit the inner wall seal to the flue 4 Pull...

Page 22: ...lamp on the top face of the flue manifold and push it horizontally backwards Locate both clamp lugs into the flue manifold and secure to the flue manifold with the M5 retaining screw nm8739 min 25 o max 45 o MAX LENGTH 7 5m BOILER Flue Terminal weather collar pitched roof weather collar flat roof X 5 Push extension duct if required supplied separately into vertical connector Note Ensure turret sam...

Page 23: ... a condensate pump of a specification recommended by the boiler or pump manufacturer should be used terminating into a suitable internal foul water discharge point such as an internal soil and vent stack or internal kitchen or bathroom waste pipe etc External Drain Connections The use of an externally run condensate drainage pipe should only be considered after exhausting all internal termination ...

Page 24: ... Terminated and cut at 45º 43 mm 90º male female bend Water weather proof insulation 68 mm Ø PVCU Strap on fitting Boiler with 75 mm sealed condensate trap Boiler with 75 mm sealed condensate trap Min Ø 19 mm Internal pipe Min Ø 30 mm Internal pipe Water Weather proof insulation Max 3 m external pipework Limestone chippings 500 300 25 2 rows of three Ø12 mm holes 25 mm centres 50 mm from the botto...

Page 25: ...ommet 5 Below the stop mark on the grommet open the pliers to release the clip 6 Make sure that the clip and pipe are attached correctly 7 Make sure that the PRV discharge pipe is correctly attached Make sure that the angle of the pipe run is sufficient to remove discharged water WARNING Make sure that the water or steam from the boiler is discharged safely Hot water or steam is dangerous and can ...

Page 26: ...stat Wiring If parts of the system are vulnerable to freezing or the programmer is likely to be left off during cold weather a frost stat should be fitted in conjunction with a pipe thermostat HEAT SYSTEM SL1 L IN L IN SL2 OPTIONAL FROST STAT OOM TAT MER L N MAINS IN UIN 230010 A01 L N MAINS IN COMBI HEAT SYSTEM SL1 L IN L IN SL2 OPTIONAL FROST STAT ROOM STAT TIMER L N MAINS IN UIN 230010 A01 L N ...

Page 27: ... L IN L FUSED SPUR TIMER CH ON L N HW ON HW OFF Y PLAN VALVE LOGIC SYSTEM2 S BOILER WITH Y PLAN SYSTEM br br o g y b b g y g g L N E L N E CH ON R S ON HW ON HW OFF C S ON FUSED SPUR TIMER CH ON L N HW ON HW OFF HW S PLAN VALVE CH S PLAN VALVE R S o BOILER L N MAINS IN SL 1 SL 2 E IN L IN L C S LOGIC SYSTEM2 S BOILER WITH S PLAN SYSTEM Note If an outside sensor is connected then HW OFF to SL2 IN ...

Page 28: ...nd that the cable is retained into the strain relief as shown 8 Swing the control box back up into the operating position and re fit the front panel ensuring a good seal is made The earth connection should be longer than the current carrying connections If the cord anchorage slips the current carrying wires become taut before the earth Wiring External to the Boiler The fuse rating should be 3 A Wi...

Page 29: ... Op onal Frost Stat Electrode 1 2 5 Spark Generator 1 2 3 Fan 2 3 4 Pump 1 2 3 3 2 1 2 Gas Valve 1 X7 1 2 3 4 5 6 7 8 X1 X2 X3 X4 X5 X6 X8 X9 1 2 3 1 2 3 4 5 6 1 2 3 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 1 2 3 4 5 5 4 3 2 1 X10 bk b r bk r br bk b bk b r r b Chassis Earth b 4 p y bk p y bk or bk bk r p gy bk v bk y b r bk v bk bk g y g y g y g y w 3 o gy v w v v o w gy r bk bk Key bk black gy grey r r...

Page 30: ... ratio valve Check the following 1 The boiler has been installed in accordance with these instructions 2 The integrity of the flue system and the flue seals as described in the Flue Installation Section Proceed to put the boiler into operation as follows 1 Check the operational gas inlet pressure 2 Set up the boiler to operate at maximum rate by opening hot tap to maximum flow 3 With the boiler op...

Page 31: ...b clockwise until a target of 80 C is shown on the smaller digits The boiler control will now go through its ignition sequence until the burner is established 10 If the boiler does not light then after 5 attempts the boiler will lock out and display fault code L 02 Press the Restart Button E The boiler will repeat its ignition sequence If Restart occurs 5 times within 15 minutes then L 0C will be ...

Page 32: ... error Display will show a number after the F to indicate which error is detected Boiler is active for boiler frost protection operates if the ambient temperature is below 5 C until it reaches 19 C N FP L 01 F 01 2 27 GENERAL CHECKS CENTRAL HEATING CH 1 Ensure that the external controls are calling for heat The display should show 2 Gas Rate Check the boiler gas rate when the boiler is at maximum ...

Page 33: ...fill and vent the system add inhibitor Refer to Section 1 15 Clear all air locks and again check for water soundness 5 Reset the system initial pressure to the design requirement 6 Balance the system Refer to Section 1 16 7 Check the condensate drain for leaks and check that it is discharging correctly 8 Finally set the controls to the User s requirements Note The pump will operate briefly as a se...

Page 34: ...nd to the building In the event of the system remaining inoperative during frosty conditions 4 Explain the function and the use of the boiler heating and domestic hot water controls 5 Explain the function of the boiler fault mode Emphasise that if a fault is indicated refer to Fault Codes in the User Guide 6 Explain and demonstrate the function of timers and temperature controls radiator valves et...

Page 35: ...ting the flue gas analyser to the flue gas sampling point as shown in the diagram and measure CO and CO2 at maximum rate To set the boiler to Maximum and Minimum heat inputs Refer to Page 60 Repeat at minimum rate If the CO CO2 ratio is greater than 0 004 please proceed to Cleaning Procedure If the CO CO2 ratio is less than 0 004 please proceed to Check Procedure CHECK PROCEDURE 1 Check all water ...

Page 36: ... is necessary to drain the boiler Refer to Section 3 3 3 3 DRAINING THE BOILER CENTRAL HEATING CIRCUIT 1 Close all the CH water isolating valves on both the flow and return 2 To drain the primary heat exchanger circuit Open the drain valve and attach a length of hose to the CH drain point 3 After replacing any component on the boiler remove the hose close the drain valve and open all system isolat...

Page 37: ...ended nuts 2 Lift and pull forward the burner from the combustion chamber by holding the burner with two finger in the air inlet duct and your thumb on the top of the burner 3 Tilt the burner towards yourself so that it raises to the vertical position Lift the burner approximately 5 to 10 mm from the heat engine and then pull forward by the same amount 4 Pull the burner out from the left hand side...

Page 38: ...crews and release the nozzle assembly 6 Inspect the injector for blockage or damage 7 Clean the outside of the injector and use a small flue brush to clean the injector hole Do not use anything abrasive such as a file 8 Remove the screw and twist venturi anti clockwise to remove venturi assembly noting the orientation of the venturi in relation to the fan body Injector Nozzle 9 Inspect fan outlet ...

Page 39: ... detection electrode ensuring that the earth tab is fitted to the ignition electrode 8 Check that the ignition gap is correct Refer to Section 3 8 2 3 mm Straight edge 1 Remove the fan Refer to Section 3 7 2 Remove the flue manifold 3 Remove the burner Refer to Section 3 13 4 When servicing the boiler inspect the condition of the electrode and check the dimensions shown If there is damage to the e...

Page 40: ...H Circuit Drain Trap 2 CAUTION Keep trap upright when removing 3 11 RETURN THERMISTOR REPLACEMENT 1 Isolate and drain down the boiler 2 Remove the clip from the pump housing and remove the thermistor 3 Disconnect the electrical lead from the thermistor 4 Reconnect the electrical lead to the new thermistor and reassemble ensuring that the thermistor is fully engaged and the clip is correctly locate...

Page 41: ...boiler 3 15 GAS CONTROL VALVE REPLACEMENT 1 Disconnect and remove the trap and rubber connector Refer to Section 3 17 2 Unplug the electrical lead connection from the gas control valve 3 Remove the outlet gas valve clip and slide the pipe upwards 4 Undo the gas inlet pipe union at the inlet to the gas valve 5 Undo the two screws fixing the gas valve to the chassis base and lift the gas valve upwar...

Page 42: ... Restart 11 Rotate the temperature knob until F9 n is shown Restart 12 Rotate the temperature knob until the appropriate boiler output is shown 15 kW 18 kW 24 kW or 30 kW 13 Press Restart 14 The boiler type SU gas type n output 15 18 24 30 and parameter set number will be shown in rotation If this is OK press Restart to complete the configuration otherwise switch mains power off to start again 15 ...

Page 43: ...suring O ring in place and secure with the C clip 6 Refill the boiler 3 5 Refer to Section 3 2 Refer to Section 3 3 Refer to Section 2 17 3 19 PRV REPLACEMENT Refer to Section 3 2 Refer to Section 3 3 SCAN for video 3 1 Drain the boiler 2 Remove the trap and rubber pipe 3 Pull out and remove the clip retaining the PRV 4 Lift out the PRV pipe assembly 5 Remove the pipe and transfer to the new PRV 6...

Page 44: ...nsure the air vent head O ring seal is fitted 6 Ensure the air vent cap is loose 7 Refill the boiler Check for leaks around the new air vent joint Refer to Section 2 15 Refer to Section 3 24 3 20 PUMP AUTOMATIC AIR VENT REPLACEMENT Air Vent Cap 3 21 CH WATER PRESSURE SWITCH REPLACEMENT 1 Drain the boiler 2 Pull off the two electrical connections 3 Using a suitable tool pull out the metal retaining...

Page 45: ...screws retaining the pump head 4 Remove the pump head Be aware of water spillage 5 Fit the new pump head 6 Reassemble 7 Refill the boiler 3 Shown rotated 90º 1 Drain down the boiler 2 Unplug the electrical lead 3 Remove the clip from the flow pipe and remove the thermistor 4 Fit the new thermistor and replace clip 3 23 FLOW THERMISTOR REPLACEMENT Refer to Section 3 2 Refer to Section 3 3 Refer to ...

Page 46: ...ng clip on the vessel water connection pipe and remove the pipe 7 Support the expansion vessel and unscrew the 2 screws from the securing bracket located on the top of the boiler and remove Note the position of the bracket on the vessel 8 Remove the expansion vessel 9 Fit the new expansion vessel 10 Reassemble in reverse order ensuring the seal is in place 11 Refill the boiler and check for leaks ...

Page 47: ... heat exchanger fixing screws 15 Remove the Heat exchanger slide out of location bracket 16 If replacement sump required Rotate heat exchanger assembly 180º Place new sump onto heat exchanger ensuring correct orientation and seal is in place Then gently apply pressure to the base of the sump at each tab fixing point and engage tabs onto the heat exchanger 17 Reassemble ensuring the heat exchanger ...

Page 48: ... 06 Go to Section 4 10 Outside Sensor Fault F 07 Low Mains Voltage Contact Electricity Provider F 09 PCB Fault Replace PCB F 0U Go to Section 4 14 Flow Return Differential greater than 50 C No CH but HW OK Go to Section 4 11 No HW but CH OK Go to Section 4 12 No Display Go to Section 4 13 F 14 High Mains Voltage Contact electricity provider F 0t Room Thermostat Fault Check Room Stat connections F ...

Page 49: ...YES Is the Gas Pressure available at the Boiler Inlet 18 mbar Check the electrode and associated harness for continuity visual condition and position Check if the condensate pipe is blocked Replace as necessary NO Check gas supply and rectify fault NO YES Is approx 24Vdc supply available at the Gas Valve YES Check spark generator and associated harness for continuity and visual condition Are these...

Page 50: ...eplace as necessary NO Check gas supply and rectify fault NO YES Is 24Vdc supply available at the Gas Valve while the flame is on YES Check spark generator and associated harness for continuity and visual condition Are these functioning correctly YES Check electrode and associated harness for continuity visual condition and position Are these functioning correctly YES Check trap and condensate dra...

Page 51: ...nnect the wiring from the Flow Thermistor Check the resistance using a suitable multimeter connected across the Thermistor s terminal pins Temperature Resistance kΩ 25 o C 9 7 10 3 60 o C 2 4 2 6 85 o C 1 0 1 1 Is the Thermistor value correct YES Is the wiring securely connected to the low voltage 6 way connector at the front left hand side of the PCB YES Replace PCB Fit a new Thermistor NO Secure...

Page 52: ...OUTSIDE SENSOR FAULT Disconnect the wires to the outside sensor Check the resistance using a suitable multimeter connected across the outside sensor s terminal pins Temperature Resistance kΩ 0 o C 31 0 35 0 15 o C 15 0 16 5 30 o C 7 7 8 5 Is the Outside Sensor value correct YES YES Is the wiring securely connected between the incoming terminal block boiler connection of the Outside Sensor and the ...

Page 53: ...ves Is there 230Vac at SL1 IN YES NO No voltage from Timer Room Stat This is not a boiler fault Ensure voltage is supplied to boiler by rectifying external wiring Is an Outside Sensor connected YES If an OpenTherm Room Stat is not connected is there a link wire across the OpenTherm connections NO Connect a link wire across the OpenTherm connections L N YES Ensure there is 230V at SL2 IN NO Check w...

Page 54: ...r stat Is DHW timer on NO Switch timer on Is OFF shown under Tap symbol YES Press mode button until OFF is not shown under the Tap symbol Is there 230V at SL2 IN NO Check system controls and wiring Is an Outside Sensor connected YES YES YES 4 14 FLOW RETURN DIFFERENTIAL GREATER THAN 50 C Are isolation valves open YES NO Open isolation valves Is pump operating YES NO Check pump wiring if Ok replace...

Page 55: ...eal Failure to do so could affect safety or performance of this appliance Comprehensive spares parts information and details of approved Ideal Parts Distributors are available on idealparts com Our Parts team are also available to help with your Ideal Spare Parts enquiries on 01482 498665 When calling and to ensure we can provide you with the most accurate parts information please ensure you have ...

Page 56: ...56 Installation and Servicing Section 6 Benchmark to Commissioning ...

Page 57: ...uld be made aware it is ultimately their responsibility to register with the manufacturer within the allotted time period It is essential that the boiler is serviced in line with the manufacturers recommendations at least annually This must be carried out by a competent Gas Safe registered engineer The service details should be recorded on the Benchmark Service and Interim Boiler Work Record and l...

Page 58: ...ate Gas rate for combination boilers complete DHW mode gas rate m3 hr or ft3 hr Central heating output left at factory settings Yes No If no what is the maximum central heating output selected kW Dynamic gas inlet pressure mbar Central heating flow temperature C Central heating return temperature C System correctly balanced rebalanced Yes COMBINATION BOILERS ONLY Is the installation in a hard wate...

Page 59: ...y test is required on every annual service in accordance with the manufacturers instructions and BS 7593 It is only acceptable to not have undertaken this if the service engineers attendance visit was in between annual services to attend a non water facing component SERVICE INTERIM WORK ON BOILER delete as appropriate Date Engineer name Company name Telephone No Gas Safe registration No Max rate C...

Page 60: ...operate with a different gas family e g conversion from natural gas to LPG separate guidance is provided with the conversion kit supplied and this must be followed PRIOR TO CO LEVEL AND COMBUSTION RATIO CHECK The installation instructions must have been followed gas type verified and gas supply pressure gas rate checked as required prior to commissioning As part of the installation process ESPECIA...

Page 61: ... and supported as per instructions Check that flue and flue terminal are not obstructed Check that no seals e g Those on flue extensions have been displaced during installation Rectify if necessary Turn off appliance and call Ideal Technical Helpline for advice The appliance must not be commissioned until problems are identified and resolved If commissioning cannot be fully completed the appliance...

Page 62: ...62 Notes Installation and Servicing ...

Page 63: ...63 Notes Installation and Servicing ...

Page 64: ...deal Technical Helpline 01482 498663 Ideal Consumer Helpline 01482 498660 Ideal Parts 01482 498665 idealheating com Ideal Boilers Ltd pursues a policy of continuing improvement in the design and performance of its products The right is therefore reserved to vary specification without notice At Ideal Heating we take our environmental impact seriously therefore when installing any Ideal Heating prod...

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