amiad DVF Installation, Operation And Maintenance Instructions
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amiad DVF Installation, Operation And Maintenance Instructions

High efficiency media water filtration system
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Amiad Water Systems Ltd.
Media Water Filtration System
Serial Numbers:
Order number:
Catalog number:
Filtration degree:
Year:
Installation, Operation and Maintenance
910101-001048
DVF - High Efficiency
_____________________
_____________________
_____________________
_____________________
_____________________
Instructions
12/2019
December 2019
Original Instructions
910101-001048
Page 1 of 42

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Summary of Contents for amiad DVF

  • Page 1 Amiad Water Systems Ltd. DVF - High Efficiency Media Water Filtration System Serial Numbers: _____________________ Order number: _____________________ Catalog number: _____________________ Filtration degree: _____________________ Year: _____________________ Installation, Operation and Maintenance Instructions December 2019 Original Instructions 910101-001048 910101-001048 12/2019 Page 1 of 42...
  • Page 2 This document does not replace any certified drawing, procedure or information provided by Amiad in reference to a specific customer, site or project. Amiad assumes that all users understand risks involved within this file and/or its attached materials. This document is given in good faith and is not intended to impose any obligation to Amiad.

  • Page 3: Table Of Contents

    1. Filter Vessel ..................................19 2. Filter Media – PEP ACTIVE (Activated Filter Media) ....................... 19 DVF 300 Filter – GA Drawing ..............................21 DVF 300 Filter – Parts Drawings ............................. 22 DVF 300 Filter – Parts List ............................... 23 DVF 600 Filter –...

  • Page 4: General Notes

    Always observe standard safety instructions and good engineering practices whilst working in the filter’s vicinity. Use the filter only for its intended purpose as designed by Amiad Water Systems. Any misuse of the filter may lead to undesired damage and may affect your warranty coverage. Please consult with Amiad prior to any non- regular use of this equipment.

  • Page 5: General Safety Instructions

    General Safety Instructions 1. Installation General  Install the filter according to the detailed Installation Instructions provided with the filter by the manufacturer and according to the description given in this manual.  Make sure to leave enough clearance to enable easy access for future treatments and safe maintenance operations.

  • Page 6: Commissioning

     While using lifting equipment, ensure that the filter or the lifted part is attached securely and in a safe manner.  The product should be lifted from the integral lifting lugs ONLY when filter vessel is empty, using proper lifting equipment according to local regulations.
  • Page 7  While using lifting equipment, ensure that the filter or the lifted part is attached securely and in a safe manner.  Do not leave lifted equipment unsupervised. Avoid working below lifted equipment.  Wear a safety helmet, goggles, gloves, and any other personal safety equipment required by local standards and regulations.

  • Page 8: Dvf Technical Data

    DVF Technical Data L1 – Filter, Actuated Valves, PEP ACTIVE Media, DP Switch, Controller L2 – Filter, Actuated Valves, PEP ACTIVE Media, DP Switch, Controller + Base Plate L3 – Filter, Actuated Valves, PEP ACTIVE Media, DP Switch, Controller, Base Plate + 1 Pump (Process or Backwash) L4 –...

  • Page 9: System Overview

    The backwash period is adjustable depending on the nature of the contamination being removed. Filter Configuration The DVF is a patented filter system for water, which can remove particulate down to 1 micron nominal in size. Each unit has a total of four valve connections – namely: Process Inlet Valve V1 - This is the filter’s inlet connection for the dirty process water supply.

  • Page 10: Filter Operation

    The valve can be supplied at extra cost, if required. Note: V2 and V3 can be reversed to match the plant requirements. If this is required, please consult Amiad Water Systems as sometimes the PLC program needs to be amended.

  • Page 11: Air Scouring Process (Optional Add-On)

    This stage is designed to enable room on the upper part of the vessel for the air about to be introduced. Close the inlet valve, outlet valve, BW inlet valve. Open the drain outlet valve, allowing the top amount of water in the DVF to drain up to the drain pipe level. The draining time depends on the installation.
  • Page 12 By the end of this cycle, close the air supply valve to the filter and run the BW cycle. DVF Scouring Design Table: Scouring Scouring Vessel Vessel Nominal Operation Model Pressure (Bar) Velocity (m/hr) Diameter (m) Area (m²) Flow (m³/h) DVF 300 0.5-0.6...

  • Page 13: Filter Installation

    +2°C without heat tracing. If there is any risk of this, you should consult with Amiad Water Systems. Connect inlet/outlet process pipe-work, backwash and drain to the unit as necessary and check all filter •...

  • Page 14: Making Pipework Connections

    Pipework Connections The waste /dirty backwash water V4 connection, should not create any back-pressure on the filter. The • drain pipe-work should be kept to a minimum of 2 meters and have a minimum of bends. It should not rise above the filter outlet. The drain line should be of a minimum 2” diameter or larger and not exceed 10 meters in length.

  • Page 15: Media Filling Process

    Dual Vortex Generator attached. This will expose the nozzles for inspection. Make sure all nozzles are in place. If any nozzles are missing, please contact Amiad Water Systems before proceeding further. DO NOT FILL THE VESSEL IF NOZZLES ARE MISSING.

  • Page 16: Media Data

    Media Data MEDIA DVF 300 DVF 600 DVF 900 DVF 1200 Grade 0 Depth (mm) Weight (kg) # of Bags (5 bags) (10 bags) (18 bags) Grade 1 Depth (mm) Weight (kg) # of Bags (3 Bags) (8 Bags) (12 Bags)

  • Page 17: Maintenance

    Open the inlet valve (V1) and let water flow into the filter. Apply water pressure gradually up to the operation DVF filter pressure. Attention - maximum pressure allowed is 7 bar (5 bar for DVF 300)! Check the valves' connections and manifolds for leaks and repair any leak found.

  • Page 18: Yearly Maintenance

    5. Yearly Maintenance Inspect vessel and repair any damage immediately. Inspect the media: If the filtering media is no longer working effectively (short service time, too much coagulation, rubbed down), replace the PEP ACTIVE media according to instructions in section Media Filling Process. •...

  • Page 19: Parts Maintenance

    Parts Maintenance 1. Filter Vessel Weekly Maintenance • None Monthly Maintenance • Visual inspection of outer vessel surface for early signs of corrosion. • Visual inspection of gasket sealing areas for signs of water leakage. Yearly Maintenance • Removal of upper hatches for media inspection. Replace tri- clamp seal and cover gasket. •...
  • Page 20 DVF Filter – P&ID Drawing 910101-001048 12/2019 Page 20 of 42...

  • Page 21: Dvf 300 Filter - Ga Drawing

    DVF 300 Filter – GA Drawing 910101-001048 12/2019 Page 21 of 42...

  • Page 22: Dvf 300 Filter - Parts Drawings

    DVF 300 Filter – Parts Drawing 910101-001048 12/2019 Page 22 of 42...

  • Page 23: Dvf 300 Filter - Parts List

    DVF 300 Filter – Parts List CAT. No. Description Material 770103-000457 GASKET 12" ISO PN10 EPDM DN300 TH2MM FULL FACE AMIAD EPDM 700190-005509 NOZZLE ASSEMBLY WITH SEAL FOR DVF 720301-000036 PRESSURE GAUGE 0-16 BAR/PSI NUOVA FIMA S/ST316 1/4" BSP S/ST 316 BOTTOM 2"...

  • Page 24: Dvf 600 Filter - Ga Drawing

    DVF 600 Filter – GA Drawing 910101-001048 12/2019 Page 24 of 42...

  • Page 25: Dvf 600 Filter - Parts Drawings

    DVF 600 Filter - Parts Drawing 910101-001048 12/2019 Page 25 of 42...
  • Page 26 DVF 600 Filter - Parts List CAT. No. Description Material 770103-000472 GASKET 1 1/2" ISO PN10 EPDM DN40 TH2MM FULL FACE AMIAD EPDM 770103-000459 GASKET 8" ISO PN10 EPDM DN200 TH2MM FULL FACE AMIAD EPDM 700190-005509 NOZZLE ASSEMBLY WITH SEAL FOR DVF 720301-000036 PRESSURE GAUGE 0-16 BAR/PSI NUOVA FIMA S/ST316 1/4"...

  • Page 27: Dvf 900 Filter - Ga Drawing

    DVF 900 Filter – GA Drawing 910101-001048 12/2019 Page 27 of 42...

  • Page 28: Dvf 900 Filter - Parts Drawing

    DVF 900 Filter – Parts Drawing 910101-001048 12/2019 Page 28 of 42...

  • Page 29: Dvf 900 Filter - Parts List

    DVF 900 Filter – Parts List CAT. No. Description Material 770103-000460 GASKET 10" ISO PN10 EPDM DN250 TH2MM FULL FACE AMIAD EPDM 770103-000459 GASKET 8" ISO PN10 EPDM DN200 TH2MM FULL FACE AMIAD EPDM 770103-000473 GASKET 2" ISO PN10 EPDM DN50 TH2MM FULL FACE AMIAD...

  • Page 30: Dvf 1200 Filter - Ga Drawing

    DVF 1200 Filter – GA Drawing 910101-001048 12/2019 Page 30 of 42...

  • Page 31: Dvf 1200 Filter - Parts Drawing

    DVF 1200 Filter – Parts Drawing 910101-001048 12/2019 Page 31 of 42...

  • Page 32: Dvf 1200 Filter - Parts List

    DVF 1200 Filter – Parts List CAT. No. Description Material 770103-000462 GASKET 18" ISO PN10 EPDM DN450 TH2MM FULL FACE AMIAD EPDM 770103-000461 GASKET 20" ISO PN10 EPDM DN500 TH2MM FULL FACE AMIAD EPDM 770103-000474 GASKET 3" ISO PN10 EPDM DN80 TH2MM FULL FACE AMIAD...

  • Page 33: Basic Troubleshooting Flowchart

    Basic Troubleshooting Flowchart The majority of faults and problems are associated with the installation rather than the filter system itself. Here is a flow chart of the most common faults in order that you may check them before calling our service technicians.

  • Page 34: Amiad Limited Warranty

    In no event shall Amiad be liable to the Buyer or any third party for any damages to property, or for any intangible or economic loss, including loss of profits, loss of customers or damage to reputation, for any damages, including indirect, special, consequential damages, or punitive damage arising out of or in connection with this Warranty, or arising out of or in connection with the product's performance or failure to perform, even if it has been advised of the possibility of such damages.

  • Page 35: Annex A - Media Safety Data Sheet (7

    Annex A – Media Safety Data Sheet (7 pages) 910101-001048 12/2019 Page 35 of 42...
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  • Page 41 910101-001048 12/2019 Page 41 of 42...
  • Page 42 SEP products do not bear the CE marking, in conformity with the art.4 par.3 Pressure Equipment Directive 2014/68/EU Manufacturer: Amiad Water Systems Ltd. D.N. Galil Elyon 1, 1233500, Israel Tel: 972 4 690 9500 | Fax: 972 4 814 1159 Email: info@amiad.com...

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