83Operating and maintenance instructions for the ventilation unit
SAFETY
General information
Electrical safety
Always check that the supply voltage to the
equipment is switched o before opening the
service hatch.
Only an authorised electrician may open the
electrical box.
In case of a malfunction, always determine the
reason for the malfunction before restarting the
unit.
When you have switched o the power to the
unit, wait for two (2) minutes before starting the
maintenance work. Even though the power is
switched o, the fans continue running and the
post-heating coil remains hot for a while.
DANGER
DANGER
WARNING
WARNING
If you need technical support, please check the
equipment type and serial number from the type plate.
TYPE PLATE
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