Lincoln Electric VIKING 3350ADV Serie Manual Del Operador página 23

Filter does not darken
when TEST button is
pushed.
LED indicator light flashes,
but the LED will not turn on
after pressing button.
Low battery.
Low battery
Plug-in jack from filter is
not completely inserted in
the button port.
Replace battery
Replace AA attery
Remove plug-in jack from
the button port and re-insert
it into the port.