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33

mexico HE 

- 

Installation & Servicing

Servicing

45  BOILER  sEALINg pANEL 

REMOVAL

1.

  To remove the sealing panel remove the 4 screws.

2. 

Remove the panel.

mxhe7614

1

2

4

3

mxhe7747

46  FAN AND VENTURI AssEMBLy 

REMOVAL AND CLEANINg

1.

  Undo the gas pipe union connection to the injector 

housing.

2. 

Undo the screw on the fan mounting bracket.

3.

  Lift off the fan and venturi assembly.

4.

  Disconnect the electrical leads from the fan.

5.

  Inspect the injector for blockage or damage.

47  BURNER REMOVAL AND CLEANINg

1.

  Remove the 6 fixings 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 off any deposits that may be on the 

ceramic with a SOFT brush.

4.

  Inspect the sealing gasket around 

the burner and combustion chamber 

insulation for any signs of damage. 

Replace as necessary.

Note.

Take care not to disturb the ionisation probes 

at the front and rear of the combustion 

chamber.

nm740

0

Ionisation

Probes

1

2

4

mexico hE 24 shown

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ER

VICIN

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Содержание he15

Страница 1: ...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 lit...

Страница 2: ...2 mexico HE Installation Servicing...

Страница 3: ...ideal installer technical helpline 01482 498663 Notes for the installer Page 7 8 9 Update to standards Page 13 Water Treatment Addition of Adey Page 31 Addition of statement ref to Benchamark Commissi...

Страница 4: ...iance designed for connection via ducts to a horizontal or vertical terminal which admits fresh air to the burner and discharges the products of combustion to the outside through orifices which in thi...

Страница 5: ...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 reduce...

Страница 6: ...iler Flue Overall Space Dim Model Length Depth Height Width HE15 6m 530 870 460 HE18 6m 530 870 460 HE24 6m 530 870 460 HE30 3m 530 870 460 HE36 3m 530 870 460 INTRODUCTION The mexico HE range of boil...

Страница 7: ...he installation must be carried out by a Gas Safe Registered Engineer It must be carried out in accordance with the relevant requirements of the Gas Safety Installation and Use Regulations The appropr...

Страница 8: ...e must NOT be used without prior consultation with the local gas supplier The boiler MUST be installed on a gas supply with a governed meter only A gas meter can only be connected by the local gas sup...

Страница 9: ...tors not fitted with such a valve as stated in BS 5449 Central heating systems controls should be installed to ensure the boiler is switched off when there is no demand for heating or hot water When t...

Страница 10: ...d There should be a minimum height 450mm 18 of open vent above the cistern water level If this is not possible refer to Frame 5 The vertical distance between the highest point of the system and the fe...

Страница 11: ...ge pipe The valve or discharge pipe should be positioned so that the discharge of water or steam cannot create a hazard to the occupants of the premises or cause damage to electrical components and wi...

Страница 12: ...the inlet side of the pump the connecting pipe being not less than 15 mm 1 2 nominal size and not incorporating valves of any sort b The vessel capacity must be adequate to accept the expansion of the...

Страница 13: ...in Central Heating systems If water treatment is used Ideal Stelrad Group recommend only the use of Scalemaster Gold 100 Fernox MB 1 Adey MC1 or Sentinel X100 inhibitors and associated water treatment...

Страница 14: ...ide panel 5 RH casing side panel 6 Lower front panel 7 Sump cover plate 9 Return pipe 10 Flow pipe 14 Burner assembly 17 Injector housing 19 Fan assembly 20 Gas pipe assembly 22 Gas valve assembly 25...

Страница 15: ...tate upward routing of pipework behind boiler position the template 40mm minimum away from the back wall 2 Using the floor template mark the pre piping frame fixing holes the boiler fixing holes the c...

Страница 16: ...cilitated by fitting the boiler in line with the front of 600mm deep kitchen units thus creating a 70mm space behind the boiler 16 Boiler Water Connections mxhe7593 Gas Flow Return Important Ensure th...

Страница 17: ...ctions The use of an externally run condensate drainage pipe should only be considered after exhausting all internal termination options as described previously An external system must terminate at a...

Страница 18: ...connection height up to 3 storeys Soil vent stack 450 Boiler with 75mm sealed condensate trap Min 19mm Internal pipe Min 30mm Internal pipe Water weather proof insulation 75 Boilers without 75mm seale...

Страница 19: ...at every joint to ensure pipes are held at the correct angle If a slip joint coupling is to be used then a bracket should be used to secure the collar 2 Only use water as lubricant during assembly Not...

Страница 20: ...rough the grommet to be found at the top left of the boiler c Using the rubber connecting joint provide a plastic outlet pipe from the pump outlet connection to a suitable drain point connection takin...

Страница 21: ...nner tube Ensure support spring clip is in position to facilitate cutting 3 To ensure the tube is cut square mark the flue all the way around 4 De burr the cut edges 1 A maximum of 6 extension ducts f...

Страница 22: ...al RS Sealing Plate Flue Finishing Kit 1 Fit black outer wall seal over terminal and ensure the retaining rim is located in the terminal depression 2 Fit flue pipe assembly through the hole previously...

Страница 23: ...strip found in the hardware pack box to the flue assembly tube to provide an inner seal to the hole cut in the wall 7 Insert the flue assembly through the prepared hole in the wall 8 Remove the top ou...

Страница 24: ...eal must be made This is achieved by using either Flat roof weather collar or Universal weather collar Accessories Flue Duct Extension Kits are available for flue lengths extending beyond 1m These pac...

Страница 25: ...rse at all times Pluming may occur at the termination so where possible terminal positions where this could cause a nuisance should be avoided Minimum dimensions are shown below mxhe7686 mxhe7687 32 F...

Страница 26: ...rately into the boiler flue connection and retain with the four securing screws provided 4 Push fit extension duct F if required supplied separately and the roof flue kit assembly A into the vertical...

Страница 27: ...tion correctly Ensure that the lengths of the live and neutral wires are shorter than the earth wires so that if the cable slips in its anchorage the current carrying wire become taut before the earth...

Страница 28: ...xhe7604 br br r r r bk E b y g Spark generator Dry fire thermistor or or External switch Cond Pump Alarm br b Spark generator b bk bk br b b bk r v r br b r r b r r r or or or or pk pk y y Ferrite y g...

Страница 29: ...ould be 3A Room Thermostat If the thermostat has a neutral connection use it It provides for more energy efficient operation by reducing switching temperature differentials Frost Protection If parts o...

Страница 30: ...r will then repeat its ignition sequence When the burner is established the WHITE burner ON neon D will be permanently illuminated 10 CHECK the operationAL working gas inlet pressure With the boiler o...

Страница 31: ...d the use and adjustment of ALL system controls should be fully explained to the householder to ensure the greatest possible fuel economy consistent with household requirements of both heating and hot...

Страница 32: ...ified then contact Ideal Competence to carry out the check of Combustion Performance PLEASE NOTE BS6798 2009 Specification for Installation and maintenance of Gas Fired boiler of rated input not excee...

Страница 33: ...eaning 1 Remove the 6 fixings 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 c...

Страница 34: ...nel Important Ensure the boiler sealing panel is correctly fitted and that a good seal is made 7 Refit the boiler front panels 8 Turn on the gas supply at the gas service cock 9 Reconnect the electric...

Страница 35: ...te Only the boiler front panels need removing on the HE15 18 and 24 models 3 Pull the electrical leads off the flow thermistor and remove earth connection 4 Remove the two screws retaining the flow th...

Страница 36: ...Fit the new fan venturi assembly 10 Reassemble the boiler in reverse order taking care not to over tighten the screw on the fan mounting bracket 11 Check the operation of the boiler Refer to Frame 51...

Страница 37: ...9 Check operation of the boiler Refer to Frame 51 55 ignition electrode replacement 1 Refer to Frame 51 2 Remove the boiler front panels and inner sealing panel Refer to Frames 44 and 45 3 Unplug the...

Страница 38: ...valve 5 Undo the union nut at the gas valve pre piping frame connection 6 Undo the union nut on the outlet side of the gas control valve and remove valve 7 Undo the 4 gas valve bracket screws bracket...

Страница 39: ...brackets to the new control box 7 Reassemble in reverse order 8 Check operation of the boiler Refer to Frame 51 N B To change the user control only 9 Loosen the screw on the underside of the user cont...

Страница 40: ...oiler Refer to Frame 51 1 Refer to Frame 51 2 Remove the boiler front panels and inner sealing panel HE30 and HE36 only Refer to Frames 44 and 45 3 Pull off the 2 electrical leads from the thermostat...

Страница 41: ...s should now be placed into it 11 Sweep any dampened particles and place in the plastic bag 12 Fit new insulation board a Locate and align the insulation with the electrode holes and position the insu...

Страница 42: ...Remove burner refer to frame 47 10 Remove ignition electrode frame 55 detection electrode frame 56 11 HE30 HE36 models only Remove the spark generator frame 57 and remove the electrical connections fr...

Страница 43: ...ect length for the relevant sides 6 Reassemble in reverse order Note Ensure that the boiler sealing panel is correctly seated compressing the seal to make an airtight joint 7 Check operation of boiler...

Страница 44: ...5 wires from the terminal strip e Lift the condensate pump from the two screw fixings f Pull the pump forward and remove the wiring through the top grommet 4 Undo the plastic union nut on the condens...

Страница 45: ...The key to the display codes is as follows IF BOILER FAILS TO RUN WHEN DEMAND IS PRESENT GO TO FRAME 71 71 Condensate Pump Failure Is switched live present on the L2 terminal NO yes Power down the bo...

Страница 46: ...greater than 150V indicates that the correct voltage is supplied to the gas valve As an alternative to a multimeter a mains checking device may be used E g an electrical screwdriver or a mains tester...

Страница 47: ...ter connected across the thermistors 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 flow thermistor from the CH...

Страница 48: ...expect 2 400 2 600 Ohms At 85 o C expect 1 000 1 100 Ohms Are dry fire thermistor values correct Replace PCB Replace dry fire thermistor Fill and vent the system and open all isolating valves yes Chec...

Страница 49: ...Ideal 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 www idealparts com...

Страница 50: ......

Страница 51: ...ommissioning checklist completed in full To instigate the boiler guarantee the boiler needs to be registered with the manufacturer within one month of the installation To maintain the boiler guarantee...

Страница 52: ...priate Building Regulations and then handed to the customer to keep for future reference GAS BOILER SYSTEM COMMISSIONING CHECKLIST CONTROLS Programmable room thermostat Optimum start control Combinati...

Страница 53: ...larly and that the appropriate Service Interval Record is completed Service Provider SERVICE RECORD SERVICE 01 AND Where Possible AND Signature SERVICE 02 AND Where Possible AND Signature SERVICE 03 A...

Страница 54: ...eck the integrity of the whole flue system to confirm that all components are correctly assembled fixed and supported Check that maximum flue lengths have not been exceeded and all guidance has been f...

Страница 55: ...components are assembled fixed 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 insta...

Страница 56: ...echnical 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 01...

Страница 57: ...art 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...

Страница 58: ...k 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...

Страница 59: ...nstructions below please call your local Gas Safe Registered installer for assistance b If you do feel competent to carry out the following instructions please do so with care when handling hot utensi...

Страница 60: ...installer contacted Check if ALL radiators have thermostatic radiator valves fitted If they have contact your installer Boiler is not working for central heating or hot water and the display shows H A...

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