SERVICING

SERVICING

61 CONTROL BOX REPLACEMENT

1. Refer to Frame 52.

2. Remove the front panel.

3.Remove the bottom panel.

4.Remove the 2 control box screws.

5. Carefully unplug all the electrical wiring from the control box.

6. With the control box lowered, pull the assembly forward to remove from the housing.

7. Remove the user control from the assembly.

8. Transfer the mounting brackets to the new control box.

9.Reassemble in reverse order, ensuring that the control box is located correctly in the housing before reconnecting the electrical wiring.

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

4

N.B. To change the user control only.

11. Loosen the screw on the underside of the user control.

12.Pull the display unit forward to remove.

13. Push the new display unit into position.

14. Reassemble in reverse order.

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

Mounting brackets

11

Control box

Ecl 2419

62MAINS SWITCH REPLACEMENT

1.Refer to Frame 52.

2.Remove the boiler front and bottom panel.

Refer to Frames 45 & 46.

3. Remove the 2 control box screws and lower the control box.

4. Push out the mains switch from the rear, as shown.

5. Refit the new switch, ensuring that the electrical leads are replaced on the correct terminals (refer to Frame 38) and the key on the switch is correctly aligned with the slot in the plastic moulding.

6. Reassemble in reverse order.

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

nm7804

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icos - Installation & Servicing

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IDEAL INDUSTRIES HE24, HE18 Servicing Control BOX Replacement, Mains Switch Replacement, To change the user control only

HE12, HE15, HE18, HE24 specifications

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