Astralpool HELO HSX Manual De Uso página 42

The descale procedure with the HELO HSX-steam generator is easy to carry out. Use only the
recommended citric acid according to the instruction beneath.
Helo HSX-steam generators are supplied with a plugged descale access pipe for filling the tank with the
mixture.
1. Add 50g of citric acid into 1 liter of fresh water and mix well.
2. Open the descale plastic cover on the generator and open the cap on the pipe.
3. Pour the mixture into the tank of the steam generator and close the cap.
4. Start up the steam generator and let the citric acid solution boil in the tank for approx. 10 minutes.
Stop the generator and depending on if there is a automatic or manual valve proceed as following:
a. Automatic drain valve: The tank drains and flushes itself 15 minutes after the stop-
command. After the drain and flush, start the generator and let it fill up with water before
pressing the stop button again and Wait for the tank to drain again. This flush-procedure
can be carried out 3-5 times.
b. Manual drain valve: After the boiling procedure wait and let the citric acid stand in the tank
for approx. 15 minutes, then drain the tank by opening the manual valve. After the tank is
empty close the valve and start up the generator again and let it fill up with fresh water.
After that press the stop button and drain the tank again. This flush-procedure can be
carried out 3-5 times.
The steam generator is ready for use after descaling and if a smell of citrus occurs in the steam
room; it is not harmful to the health and can be eliminated by flushing the generator again.
In addition to the descale procedure above it is advisable to maintain a proper service interval on a steam
generator in public use (run-time 5 hours or more per day). This service, for example made every 6th.
month (more often if the water-conditions require), should consist of a visual check on the interior of the
tank, the scale build up on elements and level probe.
The tank can be cleaned on the inside through the fastening holes of the elements.
DESCALING INSTRUCTIONS.
Descale instructions step-by-step.
STEAM GENERATOR IN PUBLIC USE.
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