Dru 0063CT3681, Руководство по установке

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12. Maintenance
Once per year, the appliance must be checked, cleaned and, if necessary, repaired by a competent installer in the field of
gas heating and electricity. At least check that the appliance is working properly and safely.
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- Always close the gas tap during maintenance work.
- Check the gas tightness after repair.
- Make sure there is no voltage on the appliance.
- SS-absolutely do not clean the concentric system (internally) with a steel brush or metal sponge, for example.
This will damage the oxide skin and could lead to leaks in the system as a result of pitting corrosion.
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Clean the glass pane(s), if necessary.
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- Only clean a glass pane once it has reached room temperature.
- Do not use the appliance when a glass pane is broken and/or cracked, until it has been replaced as described from
section 8.1.
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- Avoid damage to the glass pane(s).
- Avoid/remove fingerprints on the glass pane(s), since otherwise they will burn into the surface.
- Clean the pane(s) as described in the user manual.
- Regularly remove accumulated dirt, as it can burn into the glass.
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Inspect the flue gas discharge system.
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You must always perform a final inspection.
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Perform the inspection as described in chapter 10.
12.1 Parts
Components that have to be replaced are available at the supplier.
I nst allation manual
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