WASTEWATER TREATMENT
13
Foam in the non-aerated chamber-
Brown foam-
Floang sludge in the secondary seler
Foul odour
Blower control
-
ly to perform the Unit maintenance.
Controller’s error messages
There are two types of alarm in the controller
-
Δ.
Opcal alarm
Constant green
Flashing green
Constant red
Flashing red
connect directly to the mains.