2
Operation manual
ACO Clara
1
Introduction............................................................................3
1.1
What water we can treat .......................................................3
2
Safety......................................................................................4
2.1
General requirements regarding occupational safety .............4
2.2
Protection against accidents ..................................................4
2.3
Protection against infections caused by waste water .............4
3
Description of plant................................................................5
3.1
General description.................................................................5
3.2
Check of plant type, nameplate..............................................7
3.3
Cover ......................................................................................7
3.4
Inlet and outlet pipes..............................................................8
3.5
Air-lift pumps..........................................................................8
3.6
Blower.....................................................................................8
3.7
Mechanical pretreatment .......................................................9
3.8
Activation tank .......................................................................9
3.9
Final sedimentation tank........................................................9
3.10
Ventilation pipe ......................................................................9
4
How the plant works ............................................................10
5
Installation ...........................................................................10
5.1
Transport and storage..........................................................10
5.2
Installation of blower ...........................................................10
5.3
Plant ventilation ...................................................................10
5.4
Construction requirements....................................................10
5.5
Electrical installation ............................................................11
5.5.1
1 phase motor ......................................................................11
5.5.2
3 phase motor ......................................................................11
6
Operation and maintenance instructions .............................13
6.1
Plant commissioning ............................................................13
6.2
Records of plant operation ...................................................13
6.3
Accessories for plant operation.............................................13
6.4
Description of individual checks and maintenance work......14
6.4.1
Check of blower function......................................................14
6.4.2
Aeration in activation tank ..................................................14
6.4.3
Functions of air-lift pumps....................................................15
6.4.4
Tank level of mechanical pretreatment, inlet pipe ................15
6.4.5
Level of final sedimentation tank and outlet object .............15
6.4.6
Quality of treated water ........................................................15
6.4.7
Check of concentration of activated sludge – sedimentation test.....15
6.4.8
Check of treated water .........................................................15
6.4.9
Discharging of condensate water from aeration system ......16
6.4.10 Discharging of surplus sludge...............................................16
6.4.11 Discharging of mechanical pretreatment tank .....................16
6.4.12 Cleaning of tank walls..........................................................16
6.4.13 Cleaning of air-lift pumps.....................................................16
6.4.14 Replacement of aeration elements........................................17
6.5
Sampling ..............................................................................17
6.5.1
Sample at inlet .....................................................................17
6.5.2
Sample at outlet ...................................................................17
6.5.3
Sample of activated sludge...................................................17
6.6
Plant breakdown ..................................................................18
6.6.1
Short-term operational constraints ......................................18
6.6.2
Long-term shutdown ............................................................18
7
Troubleshooting....................................................................19
8
Certification..........................................................................20
9
Operation manual for blowers .............................................21
9.1
Installation ...........................................................................21
9.2
Ambience ..............................................................................21
9.3
Medium quality ....................................................................21
9.4
Piping ...................................................................................21
9.5
Storage .................................................................................21
9.6
Maintenance and service......................................................21
9.6.1
Filter element cleaning..........................................................22
9.6.2
Filter element replacement....................................................22
9.6.3
Valve box, diaphragm replacement......................................22
9.6.4
Reset of auto stopper............................................................23
9.6.5
Magnet replacement.............................................................24
9.7
Pictograms for maintenance and service..............................25
9.8
Maintenance and service for lamella blowers DT 4.25 and DT 4.40....26
9.9
Maintenance and service for side channel blower SV 5.250/2 ......30
9.10
Maintenance and service for side channel blower SV 8.190..........34
List of contents:
Содержание ClarA 19-38
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