SERVICING

58 SPARK GENERATOR REPLACEMENT

3

1.Refer to Frame 52.

2.Disconnect the leads from the spark generator and bracket.

3.Remove the screw securing the spark generator bracket to the flue casting.

4.Remove the 2 M4 screws securing the spark generator to the bracket.

5.Fit the new spark generator and re-assemble in reverse order.

6.Check operation of the boiler. Refer to Frame 52.

2

4

2

nm8745

59 BURNER INJECTOR REPLACEMENT

1.Refer to Frame 52.

2.Remove the boiler front and sealing panels. Refer to Frames 45 & 46.

3.Remove the fan / venturi assembly. Refer to Frame 54.

4.Remove the 2 injector housing screws.

6.Withdraw the injector housing.

7.Fit the new injector housing, complete with injector.

8.Reassemble in reverse order, ensuring that the new gas seal supplied is located correctly in the injector housing.

9. Check operation of the boiler. Refer to Frame 52.

Ecl 2340

4

Copper washer

Rubber moulded seal

SERVICING

60GAS CONTROL VALVE REPLACEMENT

1.Refer to Frame 52.

2.Remove the boiler front, bottom and sealing panels. Refer to Frames 45 & 46.

3.Unplug the electrical lead from the gas control valve and disconnect the earth wire.

4.Remove the sensing tube from the gas control valve.

5.Undo the union nut between the gas valve and the gas inlet cock.

6.Undo the union nut on the outlet side of the gas control valve.

7.Undo the gas valve bracket screw, slide the

gas valve forward and remove.

8. Transfer the mounting bracket and gas inlet pipe to the new gas control valve.

9. Fit new gas control valve, ensuring that any seals showing damage or deterioration are replaced.

5

10.Reassemble in reverse order.

11.Ensure the sensing tubing is correctly replaced and not kinked or blocked in any way.

12.Check operation of the boiler. Refer to Frame 52.

4

Ecl 2343

icos - Installation & Servicing

39

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IDEAL INDUSTRIES HE15 Servicing Spark Generator Replacement, Burner Injector Replacement, GAS Control Valve Replacement
Page 38 Page 40

HE12, HE15, HE18, HE24 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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