TBH GL 400 Manual De Operaciones página 21

7.Exchange of filters
Filter display
Green LED
●
st
1 Yellow LED = Filter saturation has reached 30%, please plan to order
●
nd
2 Yellow LED = Filter saturation has reached 75%
●
Red light
●
If the filter control lights flash up, follow the following steps
Exchange of the filters only with protective clothing/equipment
filter exchange:
Disconnect the mains plug
●
Open the filter-module
●
Remove the filters
●
Eye up the filters and replace saturated filters with new original filters
●
Insert the filters
●
Close the filter-module
●
Connect the filter system with mains plug
●
GL400-rev. 2.00
= good filter condition
replacement filter
Signal: Filter blocked via serial interface SUB D-25
!!! order replacement filter urgently !!!
= The unit is switched off (for filter protection). You must change
the filter
The individual filter stages have to be regularly checked and
at least 1x / week must becleaned or exchaged,
if necessary, to guarantee a constant suction power and to avoid damage to
the unit.
-21-
Technical changes reserved / Sous réserve de modifications techniques
Cambios técnicos reservados / Con riserva di modifiche tecniche
Technische Änderungen vorbehalten