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7. OPERATION OF THE DEVICE
8. CAUTIONS
7.1 Turn on the power switch
7.2 Select the proper fan speed: High[H], Low[L]
7.3 According to the installation place, adjust the air de
fl
ectors direction to obtain the best effect.
a) Use the unit at the right voltage and frequency indicated on the nameplate.
b) Disconnect power source before unit operation.
c) Routing maintenances must be done twice every year.
d) Never use petrol, benzene, thinner or any other chemicals for cleaning the unit.
e) Do not allow igress of water or other substances to the motor.
f) When power supply comes from socket, the plug must accord with IEC60335-1.
g) When the power cord is connected with charging line directly, all polarity switches that the contact gap is 3 mm at least must be
installed in the charging line.
h) In order to avoid the injure, all work must be performed by a quali
fi
ed person In accordance with current regulations in a given
country.
