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8. MAINTENANCE
The heater shall be controlled and if necessary cleaned regularly (at least one or two times a year) by
a qualified installer. This is especially important if the appliance is used in hard conditions such as
dusty or wet area or used with a high intensity.
8.1 Main inspection of the appliance
- Check the main state of the installation. Inspect the heater, the thermostat, the wires, the gas
- Control the CO2 and CO level into the combustion products, as well at high speed that at low
8.2 Appliance servicing
- Disassemble the burner/premix by unscrewing the 8 hex bolts.
- Check inside the exchanger that it is not dirty or damaged
- Check the state of the burner, if necessary, clean up the electrode helps to fine sandpaper.
- Check the duct.
- Eventually clean inside the appliance with a vacuum cleaner.
- Clean outside the exchanger, the blades of the main fan with compressed air or a cloth
- Reassemble the burner (use new seals).
Once the servicing done, open the electric and gas supplies.
- Check once again the levels of CO
- Check the proper operation of the heater.
8.3 Ignition electrode
In order to obtain a proper ignition of the burner, it is important that the electrode is set correctly.
- The distance between the electrode and the burner have to be of 5.0 ± 0.5 mm.
- The distance between the 2 electrodes have to be of 3.6 ± 0.4 mm
- It is important that the sparkling take place between the 2 electrodes and not between one
pipe and the combustion products duct.
speed (see chapter 6, page 17).
Before begin the servicing, shut the electric and gas supplies.
Take care to not twist the electrode.
or a smooth brush. Do never use a metallic brush !
electrode and the burner. It can conduct to a detonated ignition of the heater.
and CO of the combustion products.
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