caused by improper use is not covered by the warranty. To prolong battery life,
it is recommended to disconnect the charger from the device after charging
is complete.
MAINTENANCE AND CLEANING / 1) Unhook the Active Shield from the filter.
2) Insert the bayonet cap. 3) Prepare a solution of 70 percent denatured Ethyl
Alcohol (for household use) and 30 percent demineralized water. 4) Wipe the
outside surfaces of the device with a microfiber cloth to remove dust. 5) Lightly
moisten a microfiber cloth with the previously prepared solution. 6) Pass the ex-
ternal surfaces of the device avoiding the fan inlet, air outlet and USB charging
socket. 7) Allow the device to air dry.
Important: do not get the interior surfaces, fan and pressure sensor wet. Any
damage caused by liquid ingress is not covered by the warranty and relieves
BLS Ltd. of any liability.
Important: at the end of the cleaning process make sure the USB port cover
tab is closed properly to ensure proper operation of the product and its degree
of protection.
MANUFACTURER'S DATA/below is the manufacturer's data for the filters and
the Active Shield device:
Manufacturer of Zer0 32 Active series filtering facepieces:
BLS Srl
Via Dei Giovi 41 20032 Cormano (MI) – IT
Active Shield device manufacturer:
Narvalo Srl
Via Pietro Maroncelli 17 20154 Milano (MI) – IT
13