IDEAL INDUSTRIES HE18, HE9, HE12 Servicing Limit Thermostat Replacement, Pilot Burner Replacement

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SERVICING

65 LIMIT THERMOSTAT REPLACEMENT

1.Refer to Frame 61.

2.Remove the limit thermostat assembly from the boiler flow pipe.

3.Disconnect the electrical connectors

4.Clip new thermostat onto flow pipe

5.Reassemble in reverse order.

NOTE. UNDER NO CIRCUMSTANCES REFIT THE LIMIT THERMOSTAT ONTO THE RETURN PIPE

Return pipe

Flow pipe

2

3

66 FLUE PROTECTION THERMOSTAT REPLACEMENT

1.Refer to Frame 61.

2. Pull off the two electrical connections.

2

3.Remove the two nuts retaining the flue protection thermostat.

4.Replace the thermostat and re-assemble in reverse order

3

67 PILOT BURNER REPLACEMENT

SERVICING

1. Refer to Frame 61.

2.Remove the burner and air box assembly. Refer to Frame 54.

3.Remove the electrode retaining nut and remove the pilot shield and electrode.

4.Unscrew the central pilot fixing screw and lift the pilot clear of the pilot injector. The pilot injector may now be unscrewed if required.

5.Replace the pilot burner (injector if necessary) and retain with the M4 screw previously removed. Ensure the copper sealing washer is replaced when refitting the pilot injector.

6.Replace the electrode and pilot shield, retaining both with the electrode nut. Check the spark gap.

7.Reassemble in reverse order.

8.Check the operation of the boiler.

9.The pilot is factory set to maximum and no further adjustment is possible. Ensure there is an inlet pressure of 20 mbar available. Also check burner ignition and cross-lighting.

classic HE - Installation & Servicing

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Contents Installation and servicing Classic HE Installation & Servicing Document Amendments General Key to symbolsGeneral Data HE12 HE15 HE18Classic HE Safe Handling General IntroductionOptional Extra Kits Location of BoilerGeneral Boiler Water Connections Installation from inside onlyBoiler Clearances Side and Rear FlueCompartment Installations Flue InstallationGAS Supply BathroomsAIR Supply General TerminalWater Treatment Water Circulation SystemElectrical Supply LOW Head InstallationsOpen Vent System Requirements Fully Pumped Condensate Drain Refer to Frames 38, 39General Sealed System Requirements Sealed System Requirements Boiler Assembly Exploded view InstallationUnpack and check the contents Pack a Contents Installation UnpackingHardware Pack 1 Contents Pack B ContentsDetermining the Flue Length Installation Packaging and Casing RemovalPack Product No Side Outlet Kit Product NoWall Mounting Template Flue Assembly Exploded ViewPreparing the Wall Cut to length X, refer to Frame Cutting the Flue wall thicknesses of 75 to 705mmRemove any burrs and remove the inner flue support ring Wall Mounting Plate Connecting the Flue to the BoilerMounting the Boiler Without Optional Flue finishing KitFor wall thickness 270mm to 775mm Cutting the Flue For flue lengths 270 to 775mm only Fitting the Flue AssemblyFlues over 1 metre long Installation Mounting the BoilerFitting the KIT Flue Extension DuctsFlue Roof Flue KIT Contents / OptionsTerminal Position Minimum Dimension Installation Flue Terminal PositionFlue Arrangement Engagement in the final flue duct seal Installation Assembling the Roof Flue KITGAS Connection Condensate Pipe Termination ConfigurationsWater Connections Condensate DrainCondensate Pipe Termination Configurations External Controls Electrical ConnectionsMID Position Valve Pumped only Installation Pictorial WiringThermostat Blue Black Brown Grey Orange Thermostat PinkFrost Protection Installation TWO Spring Closed ValveBlue Yellow/green Black Orange Brown Violet Red Pink White Fitting the Boiler Casing See diagram A, Frame Installation Commissioning and TestingTo gain access to the gas valve Initial LightingGeneral Checks Initial LightingHanding Over Water Circulating SystemBoiler Front Panel Removal Servicing Servicing ScheduleBurner and AIR BOX Removal Disconnect the electrical supply and turn off gas supplyCleaning the Burner and Pilot Assembly Servicing Cleaning the FAN Assembly / the FluewaysCleaning the Recuperator Reassembly Servicing Cleaning the SiphonGAS Pressure Adjustment Replacement of Parts GeneralOn/off switch Servicing Overheat Thermostat ReplacementThermostat control Thermistor sensor leadFlue Protection Thermostat Replacement Servicing Limit Thermostat ReplacementPilot Burner Replacement Pull off the two electrical connectionsMain Burner and Main Burner Injector Replacement Servicing Ignition Electrode and Lead ReplacementGAS Control Valve Replacement AIR Pressure Switch APS Replacement Servicing FAN ReplacementPrinted Circuit Board PCB Replacement Combustion Chamber Insulation ReplacementCasing Front Seal Replacement Heat Exchanger ReplacementServicing Servicing Siphon Replacement Finding Fault FindingGC Part No Description Qty Product No Short List of PartsShort List of Parts Short Parts List Installer Notification Guidelines GAS Boiler Commissioning Checklist Service 3 Date Service 1 DateService 5 Date Service 7 DateCertified Product Technical TrainingUsers guide Electricity Supply SafetyImportant Notes Minimum ClearancesCleaning Control of Water TemperatureMaintenance To Shut Down the BoilerPoints for the Boiler User
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HE12, HE15, HE18, HE9 specifications

The IDEAL INDUSTRIES HE series, comprising the HE24, HE18, HE15, and HE12 models, represents a significant advancement in the field of electrical testing and measurement tools. These versatile testers stand out in professional environments for their high accuracy, user-friendly interfaces, and advanced features designed to enhance efficiency and reliability in electrical inspections.

The HE24 is the flagship model, boasting an extensive range of functionalities. It includes advanced digital multimeter capabilities, allowing for precise measurements of voltage, current, and resistance. Its True RMS feature ensures accurate readings, even with non-linear loads. The HE24 also incorporates advanced connectivity options, including Bluetooth technology, enabling users to transfer data wirelessly to smartphones or tablets for further analysis. The large, backlit display enhances visibility in various lighting conditions, making it an ideal tool for both indoor and outdoor use.

The HE18 model, while slightly more streamlined than the HE24, still offers robust capabilities. It features multiple testing modes, including continuity and diode testing, catering to a wide range of electrical tasks. The HE18 also utilizes a user-friendly interface, allowing technicians to navigate easily through various functions. Equipped with a protective rubber housing, this model is durable and built to withstand the rigors of frequent use on job sites.

The HE15 and HE12 models represent the compact, entry-level offerings in the HE series. Designed for the budget-conscious user, these models retain essential functionalities such as basic voltage and current measuring capabilities while prioritizing ease of use. The HE15 includes a simple LED indicator to signal when measurements are being taken, promoting straightforward operation. Additionally, the HE12 features a lightweight design, making it the perfect tool for on-the-go technicians.

All models in the IDEAL INDUSTRIES HE series are engineered with safety in mind, adhering to stringent international testing standards. They provide superior insulation resistance and a high degree of accuracy, mitigating the risks associated with electrical work. Furthermore, their IP-rated enclosures ensure protection against dust and moisture, enhancing longevity.

In conclusion, the IDEAL INDUSTRIES HE24, HE18, HE15, and HE12 series represent a comprehensive range of electrical testing tools that cater to professionals' varied needs. With their combination of advanced features, user-friendly designs, and safety compliance, these models are excellent choices for any electrical technician aiming for accuracy and efficiency in their work.
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