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HDG Navora Manual - Euroheat

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5 Cleaning and maintaining the <strong>HDG</strong> <strong>Navora</strong> – How to proceed<br />

5. Clean the flue gas collection box (1).<br />

Figure 5/12 - Cleaning the flue fan<br />

6. Clean the impeller (3) with a brass brush.<br />

7. Clean the flue fan also betwen the impeller (3) and the mounting<br />

plate of the flue fan (2).<br />

8. Inspect the seal and the contact surfaces around the flue fan (2)<br />

and the flue gas collection box (1).<br />

9. Replace the seal if it is damaged.<br />

10.Reinstall the flue fan in reverse order.<br />

✓ The flue fan is clean again.<br />

© <strong>HDG</strong> Bavaria GmbH 06/2008 <strong>HDG</strong> <strong>Navora</strong> 20/25/30 with <strong>HDG</strong> Lambda Control 1 - V 2 - en<br />

1<br />

2<br />

3<br />

51

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