D: Odour
Fault
Odour caused by installation at
its site
Strong unpleasant odour due to
the contents of stage 1 and 2
Unpleasant odour at tapping
points
E: Quality of process water
Fault
Slight turbidity at tapping points
(e.g. WC)
Odour at tapping points
(e.g. WC)
Strong turbidity at tapping points
(e.g. WC)
32
Check (possible causes)
Check connected feeds – "What
water enters the system?"
Is system feed provided with
separate air vent?
(e.g. roof vent)
Is system outlet provided with a
trap to the drains?
Is there room ventilation?
Tank lid leakage
Check air pumps (V1-V2)
(manual mode)
Check aerator connections
(leakage)
Check aeration in tanks 1 and 2
(uniformity, given the same
water level)
Test sediment extractor function
(manual mode)
Consequence of above-stated
causes
Check (possible causes)
Only turbidity, no odour
See section on Odour
See section on Odour
Operating Manual AC 3000-13500
Corrective action
Only allowed wastewater may
enter the system (water from
shower trays/bath tubs and
washbasins)
In case of incorrect connection,
inform the plumber
Put the system into operation
only with a separate air vent
Put the system into operation
only with a trap to the drains
The installation site must be
aired regularly
Remove cover and check foam
rubber seal
Inform plumber (replacement)
Rectify leakage
For checking, disconnect
individual air hoses. Function
can possibly be restored in this
way
If not, replace aerator
Inform plumber
(cleaning/replacement)
Corrective action
No impairment of function or
mode of operation
300108/AV/Draft