KLARO GmbH
34
Original Operating Manual for KLARO Small Wastewater Treatment Plant V.15.07
Observation
Possible Cause
Corrective Action
•
The air hose to the drain lifter is
leaky,
•
Flooding in the receiving water
doesn't allow water to drain from
plant.
•
Controller is defective.
and clean lifter
•
Have SBR reactor pumped out
and seal hose connections
•
Wait until flooding subsides,
•
Contact maintenance company
The plant emits
odours, the treated
wastewater is cloudy
or discoloured
•
Too little air is supplied to the plant
•
One-sided aeration due to defective
membrane unit
•
Have aeration time increased by
service company
•
Verify aeration diagram, contact
maintenance company
Aeration diagram is
one-sided and large,
isolated bubbles are
rising
•
Membrane unit defective
•
Leaky seal on aeration bar
•
Contact maintenance company
•
Contact maintenance company
Solenoid valves are
unusually loud when
switching
•
Valve seat of the solenoid valve is
dirty
•
Unscrew and clean the solenoid
valve
8.3.
Possible failures of solenoid valves
Observation
Possible Cause
Anchor does not pick up.
•
Supply voltage is interrupted or insufficient.
•
Magnet coil defective.
•
Anchor blocked in polluted tube space. If the anchor does not reach
the stroke end and the AC coil is powered, this will result in failure
of the coil after a short time (thermal overload)
•
Nominal voltage doesn't match coil voltage.
Valve does not close.
•
Anchor blocked!
•
Nominal voltage is still present.
Valve does not open.
•
Nominal voltage is not present,
•
Magnet coil defective.
•
Nominal voltage doesn't match coil voltage.
Status: 06 / 2015
Specifications subject to change without notice!
KLARO GmbH
2
Original Operating Manual for KLARO Small Wastewater Treatment Plant V.15.07
IMPORTANT:
•
This Operating Manual contains information about the plant, from installation
to maintenance, and must therefore be read before commissioning of the
plant!
•
All safety instructions must be observed!
•
The Operating Manual must be kept readily available during the operation of
the plant!
Plant Specifications
For any questions in the course of the operation of the plant, the specifications of your plant should
be noted as follows. With the help of this information, our staff will be able to help you more quickly
in the event of a malfunction. The specifications can be found on the nameplate, which is located
on the outside of the cabinet door for indoor cabinets, and inside the cabinet for outdoor cabinets.
Small Wastewater Treatment
Plant
PT
Sludge storage
Buffer
SB-Reactor
Approval No.:
Process class:
Certified:
Cabinet:
Controller:
Compressor:
Denomination:
Serial No.:
Article No.:
Additional module:
Article No.:
El. Connected load:
KLARO GmbH
2
Original Operating Manual for KLARO Small Wastewater Treatment Plant V.15.07
IMPORTANT:
•
This Operating Manual contains information about the plant, from installation
to maintenance, and must therefore be read before commissioning of the
plant!
•
All safety instructions must be observed!
•
The Operating Manual must be kept readily available during the operation of
the plant!
Plant Specifications
For any questions in the course of the operation of the plant, the specifications of your plant should
be noted as follows. With the help of this information, our staff will be able to help you more quickly
in the event of a malfunction. The specifications can be found on the nameplate, which is located
on the outside of the cabinet door for indoor cabinets, and inside the cabinet for outdoor cabinets.
Small Wastewater Treatment
Plant
PT
Sludge storage
Buffer
SB-Reactor
Approval No.:
Process class:
Certified:
Cabinet:
Controller:
Compressor:
Denomination:
Serial No.:
Article No.:
Additional module:
Article No.:
El. Connected load:
34
