15 Modulating diaphragm valve BBWK 16 Disassembly of the BBWK 17 Assembly of the BBWK 18 Modulating valve BBZK - BBYK Diverter 19 Disassembly of the BBZK - BBYK Diverter 20 Assembly of the BBZK - BBYK Diverter 21 Annexes 22 2D diagram BBZK...
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Maintenance Manual" by all means, whether it be electronic, on hard copy, mechanical or any other means or recording or reuse is strictly prohibited without the prior written consent of the Manufacturer and for any use other than that of the Buyer. (Translation of the Original Instructions in the italian Language) EN-IST-BBZK-0418...
Suitable clothing such as overalls. It is strictly SUITABLE CLOTHING prohibited to wear clothes with large flapping sleeves and/or other loose items which could easily get caught up in machine parts. EN-IST-BBZK-0418...
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Follow the indicated note with care NOTE Follow the regulations in force in the country of used ENVIRONMENTAL governing waste disposal. NOTE Use of a clamp CLAMP Use of a clamp with jaws made from soft material CLAMP WITH SOFT JAWS EN-IST-BBZK-0418...
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Use FOODLUBE HI-TEMP 2 15254 grease only APPLICATION OF FOODSAFE GREASE Use FOODLUBE Multi-paste 15756 grease only APPLICATION OF FOODSAFE GREASE Use AGIP GREASE MU EP 2 SE 463754 only APPLICATION OF MULTIPURPOSE GREASE Use SPEED BOND M500 threadlock only THREADLOCK APPLICATION OPTIONAL EN-IST-BBZK-0418...
Instruction, Use and Maintenance Manual 2 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”, •...
(1.013 mbar) within the following limits: - For group 1 fluids when DN is from 25 to 100. - For group 2 fluids when DN is 125 and over. In the event of any doubt, please contact Bardiani Valvole S.p.A. EN-IST-BBZK-0418...
The figures 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-BBZK-0418...
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(with the control unit installed). Valve dimension BBZK A BBYK A (DN) (mm) (mm) 10-25 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-BBZK-0418...
- Open and close the valve several times; - Check that the valve works correctly and accurately. CAUTION! Hand crushing hazard. During operation there is a risk of crushing inside the valve body in the area between the actuator and the valve body. EN-IST-BBZK-0418...
Install the actuator correctly actuator Incorrect operation of the Switch from NC to NA or vice Difficulty opening and closing actuator versa Actuator inspection and Impurities in the actuator maintenance Disassemble and correctly Incorrect valve body positioning reposition the valve body EN-IST-BBZK-0418...
Chlorine- and chloride-free water Washing 70 °C Caustic soda (NaOH) at 1% Intermediate rinse Environment Chlorine- and chloride-free water Washing 70 °C Nitric acid (HNO3) at 0.5% End rinse Environment Chlorine- and chloride-free water Recommended washing product velocity = 2m/s EN-IST-BBZK-0418...
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. CAUTION! Burns hazard. The valves and piping may be very hot. Wear protective gloves EN-IST-BBZK-0418...
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- Always use protective safety glasses and gloves when required. CAUTION! Hand crushing hazard. During operation there is a risk of crushing inside the valve body in the area between the actuator and the valve body. 3. REPLACEMENT OF WORN VALVE PARTS: Always use original spare parts EN-IST-BBZK-0418...
Replace at the end of the day Replace in the event of leaks Check correct operation and Check correct operation and that there are no leaks that there are no leaks Periodical Record the actions carried out Record the actions carried out EN-IST-BBZK-0418...
Instruction, Use and Maintenance Manual 12 Modulating valve BBZK - BBYK DESCRIPTION Lower body Shutter Sealing ring Yoke Air connector Clamp Steam barrier Sealing ring Gasket holder disc Ring nut Sealing ring Bush Bush Pneumatic actuator Sealing ring Sealing ring...
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Instruction, Use and Maintenance Manual (BBYK) (BBYK) EN-IST-BBZK-0418...
Instruction, Use and Maintenance Manual 15 Modulating diaphragm valve BBWK DESCRIPTION Lower body Shutter Sealing ring Yoke Air connector Clamp Gasket holder disc Ring nut Diaphragm ring nut Bush Bush Pneumatic actuator Diaphragm EN-IST-BBZK-0418...
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Instruction, Use and Maintenance Manual EN-IST-BBZK-0418...
Instruction, Use and Maintenance Manual 18 Modulating valve BBZK - BBYK Diverter DESCRIPTION Lower body Sealing ring Yoke Air connector Double shutter Clamp Upper body Steam barrier Sealing ring Gasket holder disc Ring nut Sealing ring Sealing ring Bush Bush...
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Instruction, Use and Maintenance Manual (BBYK) (BBYK) EN-IST-BBZK-0418...
- A3-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) – Italy Declares under its own responsibility that the machine:...
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.
"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.
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Instruction, Use and Maintenance Manual NOTES EN-IST-BBZK-0418...
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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...