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Summary of Contents for Bardiani B935
- Page 1 Instruction, Use and Maintenance Manual BOTTOM DOUBLE SEAT VALVE B935 -B935V 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 EN-IST-B935-0720...
- Page 2 MANUAL REVISION DATE EN-IST-B935-0720...
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Page 3: Table Of Contents
11 Tools useful for Disassembly/Reassembly 12 Mixproof valve B935-double body 13 Disassembly of the B935 14 Assembly of the B935 15 CE certificate 16 2D diagram B935 17 2D diagram B935 double body 18 2D diagram B935V 19 Warranty 20 Recommendations EN-IST-B935-0720... - Page 4 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-B935-0720...
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Page 5: Safety,Warning And Mandatory Signs
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-B935-0720... - Page 6 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-B935-0720...
- Page 7 Use FOODLUBE HI-TEMP 2 grease or similar APPLICATION OF FOODSAFE GREASE Use FOODLUBE Multi-paste grease or similar APPLICATION OF FOODSAFE GREASE Use AGIP GREASE MU EP 2 SE or similar APPLICATION OF MULTIPURPOSE GREASE Use SPEED BOND M500 threadlock or similar THREADLOCK APPLICATION OPTIONAL EN-IST-B935-0720...
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Page 8: General Safety Warnings
General safety warnings 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”, • for handling fluids different to the type specified by the manufacturer and indicated in the valve's technical data;... -
Page 9: Technical Data
(1 013 mbar) are included within the following limits: - valves with DN between DN32 and DN100 (included) with group 1 fluids; - valves with DN125 or bigger with group 2 fluids. In the event of any doubt, please contact Bardiani Valvole S.p.A. EN-IST-B935-0720... -
Page 10: Checking / Unpacking / Lifting
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. -
Page 11: Installation
Hand crushing hazard. During operation there is a crushing hazard caused by the discharge stub pipe. 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-B935-0720... - Page 12 Hand crushing hazard. During operation there is a crushing hazard caused by the washing pin or the guide pin (when present). Weld it care/ try to make a stressless welding to avoid deformatin on sealing areas. Check the valve for regular operation after welding EN-IST-B935-0720...
- Page 13 Make sure there is enough space around the valve for it to be disassembled (with the control unit installed). B935 A (mm) 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-B935-0720...
- Page 14 Installation 9.PREPARING THE VALVE FOR INSTALLATION: To move the valve, first screw in the eye bolts. Once valve installation has been completed, remove the eyebolts and put the screws back in EN-IST-B935-0720...
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Page 15: Operation
- Open and close the valve several times; - Check that the valve works correctly and accurately. A = Bottom lift B = Opening C = Top lift CAUTION! Hand crushing hazard. During operation there is a crushing hazard caused by the discharge stub pipe. EN-IST-B935-0720... -
Page 16: Troubleshooting
Replace with a gasket of a for the gaskets different type of elastomer Incorrect positioning Install the actuator correctly actuator Difficulty opening and closing Actuator inspection Impurities in the actuator maintenance Disassemble correctly Incorrect valve body positioning reposition the valve body EN-IST-B935-0720... -
Page 17: Cleaning
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-B935-0720... -
Page 18: General Maintenance
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-B935-0720... -
Page 19: Scheduled Maintenance
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-B935-0720... -
Page 20: Tools Useful For Disassembly/Reassembly
Tools useful for Disassembly/Reassembly 11 Tools useful for Disassembly/Reassembly TOOLS Soft EN-IST-B935-0720... -
Page 21: Mixproof Valve B935-Double Body
Mixproof valve B935-double body 12 Mixproof valve B935-double body DESCRIPTION DESCRIPTION Lower body Air connector Upper shutter Sealing ring Sealing ring Cylinder Sealing ring Sealing ring Sealing ring Secondary spring Central piston Sealing ring Sealing ring Sealing ring Sealing ring... - Page 22 Mixproof valve B935-double body (B935V) EN-IST-B935-0720...
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Page 23: Disassembly Of The B935
Disassembly of the B935 13 Disassembly of the B935 EN-IST-B935-0720... - Page 24 Disassembly of the B935 EN-IST-B935-0720...
- Page 25 Disassembly of the B935 EN-IST-B935-0720...
- Page 26 Disassembly of the B935 EN-IST-B935-0720...
- Page 27 Disassembly of the B935 EN-IST-B935-0720...
- Page 28 Disassembly of the B935 (B925V) EN-IST-B935-0720...
- Page 29 Disassembly of the B935 EN-IST-B935-0720...
- Page 30 Disassembly of the B935 (B935 doppio corpo) EN-IST-B935-0720...
- Page 31 Disassembly of the B935 EN-IST-B935-0720...
- Page 32 Disassembly of the B935 EN-IST-B935-0720...
- Page 33 Disassembly of the B935 EN-IST-B935-0720...
- Page 34 Disassembly of the B935 EN-IST-B935-0720...
- Page 35 Disassembly of the B935 EN-IST-B935-0720...
- Page 36 Disassembly of the B935 EN-IST-B935-0720...
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Page 37: Assembly Of The B935
Assembly of the B935 14 Assembly of the B935 85°C EN-IST-B935-0720... - Page 38 Assembly of the B935 EN-IST-B935-0720...
- Page 39 Assembly of the B935 (B935V) EN-IST-B935-0720...
- Page 40 Assembly of the B935 EN-IST-B935-0720...
- Page 41 Assembly of the B935 EN-IST-B935-0720...
- Page 42 Assembly of the B935 EN-IST-B935-0720...
- Page 43 Assembly of the B935 EN-IST-B935-0720...
- Page 44 Assembly of the B935 EN-IST-B935-0720...
- Page 45 Assembly of the B935 EN-IST-B935-0720...
- Page 46 Assembly of the B935 EN-IST-B935-0720...
- Page 47 Assembly of the B935 EN-IST-B935-0720...
- Page 48 Assembly of the B935 (B935 doppio corpo) EN-IST-B935-0720...
- Page 49 Assembly of the B935 EN-IST-B935-0720...
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Page 50: Ce Certificate
- 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:... -
Page 51: Diagram B935
2D diagram B935 16 2D diagram B935 EN-IST-B935-0720... -
Page 52: Diagram B935 Double Body
2D diagram B935 double body 17 2D diagram B935 double body EN-IST-B935-0720... -
Page 53: Diagram B935V
2D diagram B935V 18 2D diagram B935V EN-IST-B935-0720... -
Page 54: Warranty
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 55: Recommendations
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 56 Recommendations NOTES EN-IST-B935-0720...
- Page 57 Recommendations NOTES EN-IST-B935-0720...
- Page 58 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...