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August AT6 Series Manual

Wastewater treatment plant technical pass
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Wastewater
treatment plant
technical pass
AT6 - AT20 SERIES

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Summary of Contents for August AT6 Series

  • Page 1 Wastewater treatment plant technical pass AT6 - AT20 SERIES...

  • Page 3: Table Of Contents

    Introduction Rules for the installation of the Unit Warranty terms Unit diagram Treatment process Mechanical and electrical devices AUGUST BASIC controller Operation and maintenance instructions Removal of excess sludge Security Unit maintenance manual...

  • Page 4: Introduction

    Introduction Typical factory-made domestic wastewater In order to avoid operational problems, treatment plants manufactured by AUGUST it should be ensured that the following IR KO JSC (hereinafter referred to as the substances, together with wastewater, Manufacturer) are designed for domestic...
  • Page 5 Caring for nature When buying the Unit, you help fight environmental and water pollution. Every installed and functioning Unit contributes to reducing the amount of dirty water released into the environment. The water obtained after the treatment of wastewater in the Unit can be discharged into the ground or water bodies without affecting the ecological system.

  • Page 6: Rules For The Installation Of The Unit

    Rules for the installation of the Unit Sand Inlet Outlet Earth Concrete pad Principal diagram 1...

  • Page 7: Selection Of Installation Location

    Selection of installation Preparation for location: construction: Location for installation of the Unit must be The wastewater pipe from the source to selected so that the treated water can flow the Unit must be laid with a slope suitable automatically (see Principal diagram 1). for gravity flow of wastewater.
  • Page 8 Gravel Detail A Sand Sand outlet Ground water level Inlet Earth Principal diagram 2...
  • Page 9 Construction: Earthwork must be carried out strictly in IMPORTANT! Installations must be accordance with the normative acts in mounted on a reinforced concrete base force and the technical or work project of in order to ensure horizontal and vertical the building. levelling of the Units.
  • Page 10 The Unit is lowered into the pit using typical lifting mechanisms. After lowering the Unit into the pit and checking the design position (depth, horizontal/vertical alignment), the inlet and outlet pipelines are connected (the pipes must be rigidly fixed and resting on a solid foundation).
  • Page 11 A blower temperatures (max. 40 °C). container should not be installed in a place where water can run on it and For indoor installation of the AUGUST accumulate. High quality gaskets MUST BASIC Unit, two single-phase cables be used in openings.

  • Page 12: Warranty Terms

    Warranty terms IMPORTANT! If the Buyer performs The warranty covers defects in the the installation of the Unit at their own underground bodywork part of the cost and initiative, they undertake to Equipment discovered during the perform the work in accordance with the Warranty period, which were caused installation rules of the Unit.
  • Page 13 The warranty does not cover: 5.9. If the equipment was damaged mechanically, and because of its use in 5.1. If the Equipment was transported aggressive environment. disregarding the manufacturer’s requirements; and, To exercise the right to Warranty, the Equipment operating person must: If the fault was caused by Force Majeure 5.2.

  • Page 14: Unit Diagram

    Unit diagram The tank of the wastewater treatment unit is made of plastic (Polypropylene) and supplied as an integral unit together with the lid. Inlet Outlet...
  • Page 15 Technical parameters of the wastewater treatment plants TYPE AT10 AT12 AT15 AT20 H (mm) 1800 2200 2200 2200 2200 2700 Ø (mm) 1400 1400 1600 1750 2050 2050 Inlet H (mm) 1300 1700 1700 1700 1700 2200 Outlet H (mm) 1150 1500 1500...

  • Page 16: Treatment Process

    Treatment process Typical AT series wastewater treatment units of AUGUST IR KO JSC are supplied in a single container, comprising: anaerobic-anoxic zones (1a-d), aeration zone (2) and secondary settler (3). The anaerobic-anoxic zone is divided by partitions into the descending and ascending flow sections (1a, 1b, 1c and 1d), creating the so- called “vertical flow labyrinth”.

  • Page 17: Mechanical And Electrical Devices

    Mechanical and electrical devices Mechanical equipment consists of the solids bag (integrated in a domestic sewage treatment plant), a blower, an air distribution manifold with valves, airlifts 1, 2, 3 and aeration elements. Solids bag The solids bag is used for separation of gross solids from wastewater (biodegradable, soluble solids (paper, kitchen waste, etc.).
  • Page 18 Air distribution panel and adjustment valves The air distribution manifold has been factory-set during Air supply to airlifts 1, 2 and 3 and to the current internal production control. regulator and aeration elements is adjustable If necessary, you can set new by means of valves B, C, D, E and F located on settings, but first you have to the air distribution manifold.
  • Page 19 Air supply A D-valve Air supply from the blower. Controls the air volume to airlift 2 – the return of recirculating sludge from the secondary B-valve settler partially into the third compartment Controls the amount of air into the diffuser of the non-aerated chamber and partially (aeration) in the aerated part of the biological into the aeration chamber (oxygen), with the...

  • Page 20: Flow Controller

    Blower Flow controller The blower is an electromagnetic diaphragm The flow controller ensures flow balancing compressor, which is characterised by under high instantaneous loads (bath, wash longevity, low maintenance timing and low basin, etc.). The discharge of water from the maintenance costs.
  • Page 21 Diffuser Airlifts The number and length of aeration elements Mixing, circulation and activated sludge vary in wastewater treatment plants depending and wastewater recirculation in the system are on the amount of oxygen needed to dissolve. ensured by airlifts 1, 2 and 3. High quality aeration elements are made with a non-clogging membrane, polypropylene and Airlift 1 –...

  • Page 22: August Basic Controller

    AUGUST BASIC controller This button serves for moving in the AUGUST BASIC controller (hereinafter the menu, dismiss the acoustic signalization control- ler) is designed to control the aeration and setting the current date and time, and circulation processes in the Units. The eventually the day of the week.

  • Page 23: First Run

    After the language, date and time and can be necessary just eventually the day of week are fixed the in the case when some display shows AUGUST, and the unit switches fault has appeared automatically into the pre-set standard mode. – unusual smell or...

  • Page 24: Description Of Programs

    Programs: Description of programs: The microprocessor control unit AUGUST has program STANDARD – pre-set program the pre-set standard mode, in which it is ready with average air pump run for 18 hours to control the operation of the plant without daily.
  • Page 25 Non-standard programs: Other settings, information program HOLIDAY - it is advisable to Beside selection of programs, other items set just before leaving for holiday. The appear in the menu: device will work during absence of the inhabitants in the saving mode, i.e. with DATE AND TIME SETUP –...

  • Page 26: Operation And Maintenance Instructions

    Operation and maintenance instructions The list of necessary Unit shutdown: maintenance tasks: The Unit is turned off upon disconnecting the controller. Make sure to pump out the contents The Unit operates automatically and requires of the Unit, wash and fill it up with clean water. no continuous maintenance, but the owner should periodically perform the inspection and maintenance.
  • Page 27 During the inspection, the owner should: METHOD OF CONTROL MAINTENANCE FREQUENCY OF CONTROL MAINTENANCE Check the Unit for foul odour periodically Check the operation of the blower periodically Check for foam and carried sludge on the water surface 1 x month Check the airlift operation, aeration, current regulator 1 x month Check the solids bag...
  • Page 28 Important points of control: Brown foam – may be caused by several Solids bag - cannot be clogged. reasons, please contact the Manufacturer or Remove non-degradable materials. its authorised representative immediately for maintenance of the Unit. Operation of airlift 1 - mixing in the solids bag. The flow should not be too strong or too weak.
  • Page 29 Controller’s error messages Optical alarm There are two types of alarm in the Constant green - blower operation is controller – acoustic and optical. The optical temporarily paused (this is not a malfunction). alarm system operates continuously. The audible alarm will be triggered if the blower or Flashing green - blower operating.
  • Page 30 Controller notifications of maintenance REPLACE FILTER warning – warns the user to CHANGE MEMBRANE warning – warns the clean or replace filter after half a year of blower user for the replacement of the membrane operation. Cleaning or replacement of the after 1 year of operation of the blower.
  • Page 31 Inspection and service are carried out only by AUGUST specialists orauthorised representatives: MAINTENANCE MODE MAINTENANCE INTERVALS Check sludge concentration 1 x 6 months Sludge removal 1 - 2 x years Replacement of membrane in the blower 1 x year Check the airlift operation, aeration, flow regulator...

  • Page 32: Removal Of Excess Sludge

    Removal of excess sludge Measurement of Removal of excess sludge settled sludge content If the amount of sludge in the biological reactor of the Unit exceeds 600 ml of sludge/1 The amount of settled sludge or the settling of l of water, the excess sludge must be removed the mixture is determined by a sedimentation from the Unit.
  • Page 33 Process of excess sludge removal from the Unit Blower is off. Aeration and agitation in the biological reactor is stopped. Also, the operation of airlifts 1, 2 and 3 is stopped. The contents of the biological reactor must be settled for 30 minutes. The settled sludge must then be pumped out 1000 of the bottom of the biological reactor...

  • Page 34: Security

    Security The Unit may be serviced by a person aged 18 or over who is objectively able to perform this job. Such a person must be familiar with the operating procedures. Any work on the electrical part of the Unit must be carried out by a qualified electrician in accordance with legal regulations and standards in force.
  • Page 35 Personal and Household wastewater may protective equipment contain organisms that are pathogenic to humans, and Personal and protective therefore, when working equipment must be used: with the Unit, make sure to protect yourself: Work clothes, shoes. Wear clothing with long sleeves and long Protective rubber gloves.

  • Page 36: Unit Maintenance Manual

    Unit maintenance manual The maintenance manual is part of the technical documentation of the Unit. It is very important to record all the defects, their removal, replacement of components and maintenance operations; for example, sludge suction date, amount of surplus sludge removed, etc.
  • Page 37 Manufacturer „AUGUST IR KO“ JSC Meiliakalnio k. 1, Jauniūnių sen. L T-19154 Širvintų r., Lithuania +370 5 235 5083 info@august.lt www.august.lt...

This manual is also suitable for:

At20 seriesAt6At8At10At12At15 ... Show all

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