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air-o-steam
®
Descaling steam generator
Guide
Warning
When the indicator light comes on it is letting you know that the steam
generator tank requires cleaning/descaling.
Turn off the water supply to air-o-steam
®
(oven must be on but not in
operation).
Press the manual steam generator emptying button until the light comes
on, this will automatically open the drain valve and the water from the steam
generator tank will be released.
Remove the black rubber stopper from the steam generator vent pipe located
on left hand top of air-o-steam
®
and pour in, using a funnel
6 grid = 5 Litres
10 grid = 5 Litres
20 grid = 8.2 Litres
40 grid = 16 Litres
of pure white vinegar or an approved descaling chemical
Replace black rubber stopper, turn on water supply which will top up steam
generator tank to correct level.
Now leave the oven on – but not in operation for at least 2 hours. This allows
the vinegar/chemical inside boiler tank to warm up and dissolve the lime scale
build up.
Next turn off water supply to oven, press again the manual steam generator
emptying button, the light will come on and the chemical will drain out.
Remove the black rubber stopper and using a funnel, pour in approx. 4-5 litres
of cool water to flush out sediment.
Turn on water supply to oven, press manual steam generator emptying
button to close the drain valve (light flashing). Now the air-o-steam
®
is ready
for operation again – check that the black rubber stopper is replaced.
Operation 1
Operation 2
Operation 3
Operation 4
70 electrolux user guide