Aerial AD 770 Manuale di istruzioni - Pagina 7

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5.4 Operation panel AD 770 / AD 790

5.5 Description Operation panel

1 – Operation time counter

2 - red neon (at AD 740 / 750) = tank is full, unit has switched off.

3 - red neon (option) = ThermoLogic (opt. extra) has switched off. The

"ThermoLogic" switches the unit off if the ambient temperature is higher / lower than

the allowed working range. (> +32°C / < +3°C). As soon as the allowed temperature

has reached, the unit switches on again automatically.

4 – green neon (standard) = Unit is in defrost mode. The compressor runs, the fan

does not run. (hot-gas-defrosting)

5 - orange neon (standard) = The unit has switched off because the humidity in

thet room is ok / has achieved the requested value.

6 - Hygrostat (see 5.6 Hygrostat control)

7 - On- / Off-Switch

8 - Make sure a free space in front of air inlet / outlet!

9 - Don´t switch on the unit in horizontal position

10 - Make sure that the condensate can drain off reliable into a sump or bucket.

11 - Close doors and windows while using the dryer

12 - Check and clean air filter regularly!

The air dryers of the AD-series dispose of a hygrostat for setting the required

humidity value. This hygrostat is located in the operation panel. It makes that the air

dryer cuts in as soon as the ambient humidity exceeds the preset value. If the

humidity value falls below the set value, the hygrostat will switch off the unit.

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