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Instruction, Use and Maintenance Manual

EN-IST-BBZK-0418

7 Troubleshooting

PROBLEM

POSSIBLE CAUSE

POSSIBLE SOLUTION

External leak

Worn gasket

Replace the seal

Leaks inside the closed valve
caused by normal wear

External leak

Excessive pressure

Replace with a gasket of a
different type of elastomer

Excessive temperature

Premature leaks inside the
closed valve

Aggressive fluids

Modify the operating conditions

Too many commands active

Difficulty opening and closing

Incorrect type of elastomer used
for the gaskets

Replace with a gasket of a
different type of elastomer

Incorrect positioning of the
actuator

Install the actuator correctly

Incorrect operation of the
actuator

Switch from NC to NA or vice
versa

Impurities in the actuator

Actuator inspection and
maintenance

Incorrect valve body positioning

Disassemble and correctly
reposition the valve body

Содержание BBZK

Страница 1: ...and Maintenance Manual MODULATING VALVE 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 BBZK 0418...

Страница 2: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 MANUAL REVISION DATE 2...

Страница 3: ...ssembly Reassembly 19 12 Modulating valve BBZK BBYK 20 13 Disassembly of the BBZK BBYK 22 14 Assembly of the BBZK BBYK 26 15 Modulating diaphragm valve BBWK 33 16 Disassembly of the BBWK 35 17 Assembl...

Страница 4: ...pdate at any time and with no obligation to notify so in writing the data and or information relevant to the use of the valves described in this Instruction Use and Maintenance Manual A constantly upd...

Страница 5: ...NING Risk of explosions Take Care risk of explosions MANDATORY SIGNS FOR THE OPERATOR IN CHARGE OF ASSEMBLY DISASSEMBLY Pictogram Description Notes OBLIGATION General Special instructions must be foll...

Страница 6: ...operations particularly when dismantling parts SUITABLE CLOTHING Suitable clothing such as overalls It is strictly prohibited to wear clothes with large flapping sleeves and or other loose items whic...

Страница 7: ...NECTION Electrical disconnection from the control unit consult the relative instruction manual PNEUMATIC CONNECTION Connection of the air to the valve PNEUMATIC DISCONNECTION Disconnection of the air...

Страница 8: ...se the valve where there is a risk of explosion and or fire unless envisaged by the manufacturer if the valves are certified in accordance with Directive 2014 34 EU please refer to the ATEX Manual int...

Страница 9: ...emperature applications with air 10 to 140 C 10 to 200 C 10 to 130 C 70 to 230 C Caustic soda 2 60 C 30 C To be checked Unsuitable Nitric Acid 2 60 C 80 C To be checked Unsuitable Saturated steam 125...

Страница 10: ...ake care as to the type of valve you are handling Based on the size there are two different lifting procedures CAUTION Before lifting the valve make sure there are no disassembled or separate valve pa...

Страница 11: ...REDUCING THE STRESS TO WHICH THE VALVE IS SUBJECTED Vibrations Thermal expansion of the piping Excessive welding Overload CAUTION The seal seats may become deformed or cause valve malfunctioning 3 COR...

Страница 12: ...anual 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 6 MINIMUM MAINTENANCE CLEARANCES Make sure the...

Страница 13: ...BEFORE OPERATION Supply air to the actuator 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...

Страница 14: ...leaks inside the closed valve Aggressive fluids Modify the operating conditions Too many commands active Difficulty opening and closing Incorrect type of elastomer used for the gaskets Replace with a...

Страница 15: ...y with clean water after washing Check compatibility of valve materials CAUTION Burns hazard The valves and piping may be very hot Wear protective gloves WARNING After installing a new or serviced val...

Страница 16: ...ut 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 pres...

Страница 17: ...ion to any possible detergent or other aggressive fluid deposits see Cleaning Always use protective safety glasses and gloves when required CAUTION Hand crushing hazard During operation there is a ris...

Страница 18: ...SKETS Preventive Replace after 12 months Replace after 24 months In the event of leaks Replace at the end of the day Replace in the event of leaks Periodical Check correct operation and that there are...

Страница 19: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 11Tools useful for Disassembly Reassembly TOOLS Soft 19...

Страница 20: ...BBZK BBYK NO DESCRIPTION 1 Lower body 2 Shutter 14 Sealing ring 15 Yoke 24 Air connector 33 Clamp 45 Steam barrier 47 Sealing ring 50 Gasket holder disc 54 Ring nut 57 Sealing ring 77 Nut 120 Bush 122...

Страница 21: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 21 24 BBYK 127 54 122 15 120 157 156 50 157 156 50 77 2 14 33 1 47 168 45 168 47 57 33 BBYK...

Страница 22: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 13Disassembly of the BBZK BBYK Normally open Normally closed 22 1 33 1...

Страница 23: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 23 2 50 2 2 2 14 3 4...

Страница 24: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 24 168 45 168 47 45 47 45 57 BBYK 157 50 156 50 45 33 50 156 120 50 157 5 6 5 a 7 a 9 a 10 a 8 a 6 a...

Страница 25: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 25 14 13 12 11 54 122 15 24 127...

Страница 26: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 14Assembly of the BBZK BBYK 26 85 C H O 2 1 10 14 a b c...

Страница 27: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 27 1 2 3 122 15 54 5 4 2 127...

Страница 28: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 28 168 45 168 47 45 47 45 57 BBYK 45 33 6 a 7 a 8 a 9 a 10 a 1 1 2...

Страница 29: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 29 50 157 120 50 156 1 1 11 12 13 BBYK 157 50 156 50 11 a 12 a 13 a 1 1...

Страница 30: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 30 2 14 14 15...

Страница 31: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 Normally open Normally closed 31 1 16 2 33 17...

Страница 32: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 32 0 5 10 15 20 18...

Страница 33: ...18 15Modulating diaphragm valve BBWK NO DESCRIPTION 1 Lower body 2 Shutter 14 Sealing ring 15 Yoke 23 Pin 24 Air connector 33 Clamp 50 Gasket holder disc 54 Ring nut 77 Diaphragm ring nut 120 Bush 122...

Страница 34: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 34 127 54 122 15 205 33 1 120 14 2 128 77 23 50 24...

Страница 35: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 16Disassembly of the BBWK Normally open Normally closed 35 33 1 1...

Страница 36: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 36 2 23 77 128 2 3 50 120 4 2 2 14 5 6...

Страница 37: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 37 14 13 12 11 54 122 15 24 127...

Страница 38: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 17Assembly of the BBWK 38 85 C H O 2 1 10 14 a b c...

Страница 39: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 39 1 2 3 122 15 54 5 4 2 127...

Страница 40: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 40 1 6 50 120 7 8 2 14 9 77 77 128 128 23 77 128 2...

Страница 41: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 41 10...

Страница 42: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 Normally open Normally closed 42 11 1 33 2 12...

Страница 43: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 43 0 5 10 15 20 13...

Страница 44: ...IPTION 1 Lower body 14 Sealing ring 15 Yoke 23 Pin 24 Air connector 30 Double shutter 33 Clamp 42 Upper body 45 Steam barrier 47 Sealing ring 50 Gasket holder disc 54 Ring nut 57 Sealing ring 77 Nut 1...

Страница 45: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 45 BBYK 127 54 122 15 120 157 156 50 157 156 50 77 47 168 45 168 47 57 33 BBYK 42 33 108 30 14 33 1 24...

Страница 46: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 19Disassembly of the BBZK BBYK Diverter Normalmente aperta Normalmente chiusa Normally open Normally closed 46 1 1 33...

Страница 47: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 47 4 3 2 30 42 50 33 42 108 30 5 6 14 14...

Страница 48: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 48 50 156 120 50 157 5 6 168 45 168 47 45 47 45 57 BBYK 157 50 156 50 45 33 5 a 7 a 9 a 10 a 8 a 6 a...

Страница 49: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 49 14 13 12 11 54 122 15 24 127...

Страница 50: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 20Assembly of the BBZK BBYK Diverter 50 85 C H O 2 1 10 14 a b c...

Страница 51: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 51 1 2 3 122 15 54 5 4 2 127...

Страница 52: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 52 168 45 168 47 45 47 45 57 BBYK 45 33 6 a 7 a 8 a 9 a 10 a 1 1 2...

Страница 53: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 53 50 157 120 50 156 1 1 11 12 13 BBYK 157 50 156 50 11 a 12 a 13 a 1 1...

Страница 54: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 54 42 108 42 50 33 14 15 30 16 17 14 14 2...

Страница 55: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 Normalmente aperta Normalmente chiusa Normally open Normally closed 55 18 1 19 33 2...

Страница 56: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 56 0 5 10 15 20 20...

Страница 57: ...Year of construction 2016 Reference complies with all relevant provisions of the following EC directives EC 2006 42 MACHINERY and also comply with the following EC Directives and Regulations EU 2014...

Страница 58: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 222D diagram BBZK 58 20...

Страница 59: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 232D diagram BBYK 59 20...

Страница 60: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 242D diagram BBWK 60 35...

Страница 61: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 252D diagram BBZK Diverter 61 48...

Страница 62: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 262D diagram BBYK Diverter 62 48...

Страница 63: ...ributor or dealer or agent or representative or employee or person appointed by Bardiani Valvole S p A is authorized to make any amendments and or integrations and or extensions to this warranty 3 WAR...

Страница 64: ...ngly recommends the Buyer to contact their sales team and request any information that might be needed in relation to the specifications and uses of the Products 5 The information provided in this man...

Страница 65: ...Instruction Use and Maintenance Manual EN IST BBZK 0418 NOTES 65...

Страница 66: ...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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