Page 1
Instruction, Use and Maintenance Manual MANUAL VALVE BBZM - BBZMR - BBZMG - BBZMF - BBWM1 - BBWMF1 - BBWMG1 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...
Page 2
Disassembly of the BBZM - BBZMR - BBZMG Disassembly of the BBZMF Disassembly of the BBWM1 - BBWMG1 Disassembly of the BBWMF1 10.6 Assembly of the BBZM - BBZMR - BBZMG - BBZMF Assembly of the BBZM - BBZMR - BBZMG...
Page 4
INTRODUCTION This “Instruction, Use and Maintenance Manual” has been prepared to provide guidance and recommendations to assist quali昀椀ed 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.
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.
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 PRESS 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).
Safety,Warning and Mandatory Signs 1.1 Operator training All persons who have to work on the valve must be quali昀椀ed 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
昀椀re unless otherwise stated by the manufacturer (in the case of valves certi昀椀ed in accordance with Directive 2014/34/EU please refer to the ATEX Manual). BARDIANI VALVOLE S.p.A. declines all liability for installation, use or maintenance which fails to comply with the indications...
- valves with DN125 or bigger with group 2 昀氀uids. 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-BBZM-0123...
The 昀椀gures above are used purely to represent the methods and procedures for hoisting the valves. 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.
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. EN-IST-BBZM-0123...
Page 13
Installation 4. VALVE CONNECTIONS/CONNECTORS: If the valve is 昀椀tted with connectors, you may proceed with installation. Correctly insert the gaskets and tighten the connectors. 5. WELDING THE VALVE BODY ONTO PIPING: Remove the body from the rest of the valve before proceeding with welding operations.
- Use expert personnel for installation/uninstallation operations. A = Valve opening B = Valve closing 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-BBZM-0123...
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 昀氀uids Premature leaks...
Page 16
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. - Always wear protective safety glasses and gloves.
Page 17
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).
Maintenance 10 Maintenance 10.1 General maintenance 1. MAINTENANCE PRECAUTIONS Maintenance operations must be carried out by expert technicians only. WARNING! Maintenance operations must be carried out with the line stopped and all utilities (electricity, compressed air) disconnected. WARNING! Always discharge the 昀氀uid pressure in the valve and piping before disassembling the valve.
Maintenance WARNING! Burns hazard. The valves and piping may be very hot. Wear protective gloves 2. CLEANING AWAY DEPOSITS: - Thoroughly wash and clean all the valve parts before disassembly; - Pay attention to any possible detergent or other aggressive 昀氀uid deposits (see "Cleaning");...
Page 23
10.5 Disassembly of the BBZM - BBZMR - BBZMG - BBZMF - BBWM1 Disassembly Disassembly of the BBZM - BBZMR BBZMG [A S BBZM] Disassembly of the Disassembly of the BBZMF BBWM1 - BBWMG1 [B S BBZMF] [C S BBWM1] Disassembly of the BBWMF1 [D S BBWMF1] EN-IST-BBZM-0123...
Page 24
Maintenance [A S BBZM] A Disassembly of the BBZM - BBZMR - BBZMG (BBYM) (BBYMG) EN-IST-BBZM-0123...
Page 53
10.6 Assembly of the BBZM - BBZMR - BBZMG - BBZMF Assembly of the BBZM - Assembly of the BBZMG BBZMR [A M BBZM] Assembly Assembly BBZMF BBZWM1 - BBWMG1 [B M BBZMF] [C M BBWM1] Assembly BBWMF1 [D M BBWMF1] EN-IST-BBZM-0123...
Page 54
Maintenance [A M BBZM] A Assembly of the BBZM - BBZMR - BBZMG EN-IST-BBZM-0123...
Page 87
Maintenance 10.7 Manual Valve BBZM - BBZMR Diverter DESCRIPTION DESCRIPTION Lower body Sealing ring Yoke Valve member nut Double valve member Clamp Upper body Gasket holder disc Threaded grub screw Washer Sealing ring Handle Bush Sealing ring Sealing ring Washer Double valve member stem EN-IST-BBZM-0123...
- manual VVF from 32 inch- manual - A20-P-PRG- EC DECLARATION OF CONFORMITY (EU) 2014/68, Annex. VII BARDIANI VALVOLE S.p.A. Via G. di Vittorio 50/52 – 43045 Fornovo di Taro (Pr) – Italia Declares under its own responsibility that the pressure equipment:...
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 116
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.