Bardiani BYAW3 Instruction, Use And Maintenance Manual
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Bardiani BYAW3 Instruction, Use And Maintenance Manual

Mixproof valve
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Instruction, Use and Maintenance Manual
MIXPROOF VALVE
BZAW3
BYAW3
BWAW3
Bardiani Valvole S.p.A.
via G. di Vittorio, 50/52 - 43045 Fornovo di Taro (PR) - Italy
tel. +39 0525 - Fax 0525 3408
bardiani@bardiani.com - www.bardiani.com
(Translation of the Original Instructions)
EN-IST-BZAW3-0123

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  • Page 1 Instruction, Use and Maintenance Manual MIXPROOF VALVE BZAW3 BYAW3 BWAW3 Bardiani Valvole S.p.A. via G. di Vittorio, 50/52 - 43045 Fornovo di Taro (PR) - Italy tel. +39 0525 - Fax 0525 3408 bardiani@bardiani.com - www.bardiani.com (Translation of the Original Instructions)
  • Page 2 12 2D diagram BZAW3 13 2D Diagram BYAW3 14 2D Diagram BWAW3 15 2D diagram BZAW3 M8 16 2D diagram BYAW3 M8 17 2D diagram BZAW3 Diverter 18 2D Diagram BYAW3 Diverter Steam Barrier 19 2D Diagram BZAW3 M8 Diverter (PTFE) EN-IST-BZAW3-0123...
  • Page 3 20 Warranty 21 Recommendations MANUAL REVISION DATE EN-IST-BZAW3-0123...
  • Page 4 FOREWORD This “Instruction, Use and Maintenance Manual” has been prepared to provide guidance and recommendations to assist qualified skilled technicians in the understanding, running and maintenance orf the Products supplied. It forms an integral part of the Products supplied and must be read prior to any installation, operation and/or maintenance of all types of valves provided.

  • Page 5: Safety,Warning And Mandatory Signs

    Safety,Warning and Mandatory Signs 1 Safety,Warning and Mandatory Signs WARNING SIGNS Pictogram Description Notes This tells the person in question that the operation WARNING described involves (when not performed in accordance General with the relative safety regulations) the risk of personal injury.
  • Page 6 Safety,Warning and Mandatory Signs MANDATORY SIGNS (FOR THE OPERATOR IN CHARGE OF MECHANICAL MAINTENANCE AND THE OPERATOR IN CHARGE OF ASSEMBLY/DISASSEMBLY) Pictogram Description Notes Special instructions must be followed to avoid injury to OBLIGATION persons. General Protective gloves must be available for handling PROTECTIVE GLOVES objects which could cause hand injuries or when there is the possibility of coming into contact with harmful...
  • Page 7 Safety,Warning and Mandatory Signs OPERATING SIGNS Pictogram Description Notes Use of a press Gradual release of the pressure force PRESS (release) Electrical connection to the control unit (consult the relative ELECTRICAL instruction manual). CONNECTION Electrical disconnection from the control unit (consult the ELECTRICAL relative instruction manual).

  • Page 8: Operator Training

    Safety,Warning and Mandatory Signs Operator training All persons who have to work on the valve must be qualified to carry out the relative maintenance tasks. They must be informed as to the possible hazards involved and must observe all the safety instructions set out in this manual. Allow expert personnel only to work on the electrical components.

  • Page 9: General Safety Warnings

    General safety Warnings 2 General safety Warnings General safety warnings Intended use Bardiani valves have been designed exclusively for moving fluids. Prohibited use The valve must not be used: • for any operations different to those described under the heading “Intended Use”, •...

  • Page 10: Technical Data

    - valves with DN125 or bigger with group 2 fluids. The end user is asked to carry out the acoustic emission tests once the valve has been installed in the destination plant. In the event of any doubt, please contact Bardiani Valvole S.p.A. EN-IST-BZAW3-0123...

  • Page 11: Checking / Unpacking / Lifting

    Checking / Unpacking / Lifting 4 Checking / Unpacking / Lifting 1. CHECK: - Check the valve show no signs of damage caused during transport and that it corresponds with the order; - Check the inside of the valve. 2. UNPACKING: The valve packaging is made up of cardboard, wood and plastic.
  • Page 12 The figures above are used purely to represent the methods and procedures for hoisting the valves. Handle the device according to the regulations in force in the country of use. Bardiani Valvole S.p.A. declines all liability for any damage to things and/or injuries to persons caused by improper and/or incorrect hoisting of the valve.

  • Page 13: Installation

    3. CORRECT DIRECTION OF FLOW: Flow in the opposite direction to valve closure minimizes water hammer. CAUTION! Bardiani Valvole S.p.A. declines all liability for any damage to things and/or injuries to persons caused by any failure to correctly follow the installation procedures.

  • Page 14: Minimum Maintenance Clearances

    (with the control unit installed). BZAW3 Valve dimension A (mm) B (mm) C (mm) (DN) CAUTION! Bardiani Valvole S.p.A. declines all liability for any damage to things and/or injuries to persons caused by any failure to correctly follow the installation procedures. EN-IST-BZAW3-0123...
  • Page 15 Installation 7.PREPARING THE VALVE FOR INSTALLATION: To move the valve (dn125-dn150), first screw in the eye bolts. Once valve installation has been completed, remove the eyebolts and put the screws back in. EN-IST-BZAW3-0123...

  • Page 16: Operation

    Operation 6 Operation 1. VALVE INSPECTION BEFORE OPERATION: - Supply air to the actuator; - Power the valve (via the control unit); - Open and close the valve several times; - Check that the valve works correctly and accurately. A = Upward movement of the valve member CAUTION! Hand crushing hazard.

  • Page 17: Troubleshooting

    Troubleshooting 7 Troubleshooting PROBLEM POSSIBLE CAUSE POSSIBLE SOLUTION External leak Worn gasket Replace the seal Leaks inside the closed valve caused by normal wear Excessive pressure Replace with a gasket of a External leak different type of elastomer Excessive temperature Aggressive fluids Premature leaks inside the Modify the operating conditions...
  • Page 18 Cleaning 8 Cleaning 1. VALVE CLEANING WITH DETERGENTS: The system in which the valve is installed must be cleaned by expert personnel in observance of the following: - Abide by the indicated detergent concentration values; - Observe the instructions provided by the detergent manufacturer. Risk of - Always wear protective safety glasses and gloves.
  • Page 19 Cleaning 2. INTERMEDIATE CHAMBER CLEANING Close the valve. Clean and sterilize the intermediate chamber and the body of the auxiliary valves. A=Product B=CIP/ Steam inlet C=CIP / Steam outlet Open the valve Clean the valve body and remove any leakage residues from the auxiliary valves.
  • Page 20 Disposal 9 Disposal At the end of its service life, the device must be recycled in accordance with the legislation in force in the country of valve use. Any hazardous residues must be taken into consideration and adequately handled. The valve is made of AISI 316L and AISI 304 stainless steel, elastomers (gaskets), plastic (control unit) and electrical components (terminal boards, solenoid valves, sensors).

  • Page 21: Maintenance Precautions

    Maintenance 10 Maintenance 10.1 General maintenance 1. MAINTENANCE PRECAUTIONS Maintenance operations must be carried out by expert technicians only. CAUTION! Maintenance operations must be carried out with the line stopped and all utilities (electricity, compressed air) disconnected. CAUTION! Always discharge the fluid pressure in the valve and piping before disassembling the valve.

  • Page 22: Scheduled Maintenance

    Maintenance 2. CLEANING AWAY DEPOSITS: - Thoroughly wash and clean all the valve parts before disassembly; - Pay attention to any possible detergent or other aggressive fluid deposits (see "Cleaning"); - Always use protective safety glasses and gloves when required. CAUTION! Hand crushing hazard.

  • Page 23: Tools Useful For Disassembly/Reassembly

    Maintenance 10.3 Tools useful for Disassembly/Reassembly TOOLS DN25 DN32 DN40 DN50 DN65 DN80 DN100 4 - 6 - 8 10-12- 10-12 -13 10-12-13-15-17 13-15 EN-IST-BZAW3-0123...
  • Page 24 Maintenance [A BZAW3] 10.4 Mixproof Valve BZAW3 N° DESCRIPTION N° DESCRIPTION Lower body Sealing ring Shutter Sealing ring Sealing ring Sealing ring Washer Plate Screw Spring Cylinder Bush Sealing ring Bush Sealing ring Air connector Shutter nut Clamp Screw Assembly Steam Barrier Seal Ring Gasket holder disc...
  • Page 25 Maintenance (DN125-150) (BYAW3) (BWAW3) (PTFE) (DN125-150) 8 (DN125-150) (BYAW3) (M8) EN-IST-BZAW3-0123...
  • Page 26 Maintenance 10.5 Disassembly of the BZAW3 - BWAW3 EN-IST-BZAW3-0123...
  • Page 27 Maintenance [A S BZAW3] [B S BWAW3] EN-IST-BZAW3-0123...
  • Page 28 Maintenance [A S BZAW3] Disassembly of the BZAW3 Normally closed EN-IST-BZAW3-0123...
  • Page 29 Maintenance EN-IST-BZAW3-0123...
  • Page 30 Maintenance Normally closed EN-IST-BZAW3-0123...
  • Page 31 Maintenance (Normally open or double acting) EN-IST-BZAW3-0123...
  • Page 32 Maintenance (M8) EN-IST-BZAW3-0123...
  • Page 33 Maintenance Normally closed EN-IST-BZAW3-0123...
  • Page 34 Maintenance (Normally open or double acting) EN-IST-BZAW3-0123...
  • Page 35 Maintenance (BYAW3) EN-IST-BZAW3-0123...
  • Page 36 Maintenance (PTFE) EN-IST-BZAW3-0123...
  • Page 37 Maintenance (BYAW3) EN-IST-BZAW3-0123...
  • Page 38 Maintenance 8 (DN125-150) EN-IST-BZAW3-0123...
  • Page 39 Maintenance (DN125-150) EN-IST-BZAW3-0123...
  • Page 40 Maintenance [B S BWAW3] Disassembly of the BWAW3 Normally closed EN-IST-BZAW3-0123...
  • Page 41 Maintenance EN-IST-BZAW3-0123...
  • Page 42 Maintenance EN-IST-BZAW3-0123...
  • Page 43 Maintenance EN-IST-BZAW3-0123...
  • Page 44 Maintenance EN-IST-BZAW3-0123...
  • Page 45 Maintenance 8 (DN125-150) EN-IST-BZAW3-0123...
  • Page 46 Maintenance EN-IST-BZAW3-0123...
  • Page 47 Maintenance 10.6 Assembly of the BZAW3 EN-IST-BZAW3-0123...
  • Page 48 Maintenance (DN125-150) EN-IST-BZAW3-0123...
  • Page 49 Maintenance 8 (DN125-150) EN-IST-BZAW3-0123...
  • Page 50 Maintenance [A M BZAW3] [B M BWAW3] EN-IST-BZAW3-0123...
  • Page 51 Maintenance [A M BZAW3] Assembly of the BZAW3 (BYAW3) EN-IST-BZAW3-0123...
  • Page 52 Maintenance (BYAW3) EN-IST-BZAW3-0123...
  • Page 53 Maintenance (PTFE) EN-IST-BZAW3-0123...
  • Page 54 Maintenance (M8) EN-IST-BZAW3-0123...
  • Page 55 Maintenance EN-IST-BZAW3-0123...
  • Page 56 Maintenance (M8) EN-IST-BZAW3-0123...
  • Page 57 Maintenance EN-IST-BZAW3-0123...
  • Page 58 Maintenance [GIOTTO] EN-IST-BZAW3-0123...
  • Page 59 Maintenance [B M BWAW3] Assembly of the BWAW3 EN-IST-BZAW3-0123...
  • Page 60 Maintenance EN-IST-BZAW3-0123...
  • Page 61 Maintenance EN-IST-BZAW3-0123...
  • Page 62 Maintenance EN-IST-BZAW3-0123...
  • Page 63 Maintenance EN-IST-BZAW3-0123...
  • Page 64 Maintenance [GIOTTO] EN-IST-BZAW3-0123...
  • Page 65 Maintenance [BZAW3-DEV] 10.7 Mixproof Valve BZAW3 Diverter DESCRIPTION DESCRIPTION Lower body Sealing ring Shutter Sealing ring Sealing ring Sealing ring Washer Sealing ring Screw Sealing ring Cylinder Bush Sealing ring Bush Sealing ring Air connector Clamp Screw Assembly Plug Intermediate body Steam Barrier Seal Ring Gasket holder disc...
  • Page 66 Maintenance (BYAW3) (DN125-150) (P.T.F.E.) (DN125-150) 8 (DN125-150) (BYAW3) EN-IST-BZAW3-0123...
  • Page 67 Maintenance EN-IST-BZAW3-0123...
  • Page 68 Maintenance 10.8 Disassembly of the BZAW3 Diverter EN-IST-BZAW3-0123...
  • Page 69 Maintenance EN-IST-BZAW3-0123...
  • Page 70 Maintenance [A S BZAW3-DEV] [B S BZAW3-DEV PTFE] EN-IST-BZAW3-0123...
  • Page 71 Maintenance [A S BZAW3-DEV] EN-IST-BZAW3-0123...
  • Page 72 Maintenance EN-IST-BZAW3-0123...
  • Page 73 Maintenance Never touch the moving parts if the actuator is supplied with complessed air EN-IST-BZAW3-0123...
  • Page 74 Maintenance EN-IST-BZAW3-0123...
  • Page 75 Maintenance EN-IST-BZAW3-0123...
  • Page 76 Maintenance (BYAW3) EN-IST-BZAW3-0123...
  • Page 77 Maintenance [A M BZAW3-DEV] EN-IST-BZAW3-0123...
  • Page 78 Maintenance [B S BZAW3-DEV PTFE] EN-IST-BZAW3-0123...
  • Page 79 Maintenance Never touch the moving parts if the actuator is supplied with complessed air EN-IST-BZAW3-0123...
  • Page 80 Maintenance EN-IST-BZAW3-0123...
  • Page 81 Maintenance EN-IST-BZAW3-0123...
  • Page 82 Maintenance EN-IST-BZAW3-0123...
  • Page 83 Maintenance (BYAW3) EN-IST-BZAW3-0123...
  • Page 84 Maintenance 8 (DN125-150) EN-IST-BZAW3-0123...
  • Page 85 Maintenance 10.9 Assembly of the BZAW3 Diverter EN-IST-BZAW3-0123...
  • Page 86 Maintenance (BYAW3) EN-IST-BZAW3-0123...
  • Page 87 Maintenance (BYAW3) EN-IST-BZAW3-0123...
  • Page 88 Maintenance [A M BZAW3-DEV] [B M BZAW3-DEV PTFE] EN-IST-BZAW3-0123...
  • Page 89 Maintenance [A M BZAW3-DEV] Assembly of the BZAW3 Diverter EN-IST-BZAW3-0123...
  • Page 90 Maintenance EN-IST-BZAW3-0123...
  • Page 91 Maintenance Never touch the moving parts if the actuator is supplied with complessed air EN-IST-BZAW3-0123...
  • Page 92 Maintenance EN-IST-BZAW3-0123...
  • Page 93 Maintenance EN-IST-BZAW3-0123...
  • Page 94 Maintenance EN-IST-BZAW3-0123...
  • Page 95 Maintenance [GIOTTO] EN-IST-BZAW3-0123...
  • Page 96 Maintenance [B M BZAW3-DEV PTFE] Assembly of the BZAW3 PTFE diverter EN-IST-BZAW3-0123...
  • Page 97 Maintenance EN-IST-BZAW3-0123...
  • Page 98 Maintenance Never touch the moving parts if the actuator is supplied with complessed air EN-IST-BZAW3-0123...
  • Page 99 Maintenance EN-IST-BZAW3-0123...
  • Page 100 Maintenance EN-IST-BZAW3-0123...
  • Page 101 Maintenance EN-IST-BZAW3-0123...
  • Page 102 Maintenance [GIOTTO] EN-IST-BZAW3-0123...

  • Page 103: Ec Declaration Of Conformity Of The Machinery

    - A5-P-PRG-GB EC DECLARATION OF CONFORMITY OF THE MACHINERY (EC) 2006/42, Annex. II, p. 1 A BARDIANI VALVOLE S.p.A. Via G. di Vittorio 50/52 – 43045 Fornovo di Taro (Pr) – Italia Declares under its own responsibility that the machine:...
  • Page 104 2D diagram BZAW3 12 2D diagram BZAW3 [A BZAW3] EN-IST-BZAW3-0123...
  • Page 105 2D Diagram BYAW3 13 2D Diagram BYAW3 [A BZAW3] PTFE EN-IST-BZAW3-0123...
  • Page 106 2D Diagram BWAW3 14 2D Diagram BWAW3 [B S BWAW3] EN-IST-BZAW3-0123...
  • Page 107 2D diagram BZAW3 M8 15 2D diagram BZAW3 M8 [A BZAW3] PTFE EN-IST-BZAW3-0123...
  • Page 108 2D diagram BYAW3 M8 16 2D diagram BYAW3 M8 [A BZAW3] EN-IST-BZAW3-0123...
  • Page 109 2D diagram BZAW3 Diverter 17 2D diagram BZAW3 Diverter [BZAW3-DEV] EN-IST-BZAW3-0123...
  • Page 110 2D Diagram BYAW3 Diverter Steam Barrier 18 2D Diagram BYAW3 Diverter Steam Barrier [BZAW3-DEV] EN-IST-BZAW3-0123...
  • Page 111 2D Diagram BZAW3 M8 Diverter (PTFE) 19 2D Diagram BZAW3 M8 Diverter (PTFE) [B S BZAW3-DEV PTFE] EN-IST-BZAW3-0123...

  • Page 112: Warranty Exclusions

    Notwithstanding and without prejudice to the rights of the Buyer, which may be acknowledged by applicable law, this warranty it to be intended as limited, at the discretion of Bardiani Valvole S.p.A., to the repair and/or replacement of the Product and/or part of the Product and/or its components which is/are found to be defective due to design and/ or manufacturing and/or material faults.
  • Page 113 Please visit the website www.bardiani.com, where the latest updated of the "Instruction, Use and Maintenance Manual" can be found". The content and validity of the warranty covering the Products of Bardiani Valvole S.p.A are dealt with in the relevant section in the “Instruction, Use and Maintenance Manual” which constitutes an integral part of the Products themselves.
  • Page 114 Recommendations NOTES EN-IST-BZAW3-0123...
  • Page 115 Recommendations NOTES EN-IST-BZAW3-0123...
  • Page 116 Bardiani Valvole S.p.A. via G. di Vittorio, 50/52 - 43045 Fornovo di Taro (PR) - Italy tel. +39 0525 400044 - fax +39 0525 3408 bardiani@bardiani.com - www.bardiani.com...

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