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Bardiani Valvole BBZS1, Operating And Maintenance Instructions Manual

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Bardiani Valvole BBZS1 Operating And Maintenance Instructions Manual Download Page 5

BBZS1

BBYS1

A

A

BARDIANI VALVOLE reserves the right to modify without notice its products, including products already ordered.

(GB-IST-BBZS1-0312) 5/16

4.  Installation

Manual 

Valve

1.  AVOID VALVE OVERLOADING AND COMPENSATE FOR:

- Vibration

- Thermal expansion

2. CORRECT FLOW DIRECTION:

- If possible, have flow against valve closing direction to 

avoid or minimise water hammer.

3. VALVE CONNECTIONS/UNIONS:

- Ensure tight connections between valve and piping.

- Remember gaskets and fit correctly.

- Tighten unions firmly and carefully.

4. WELDING VALVE BODY INTO PIPING:

- Remove inner valve parts.

- Weld body carefully into piping.

- Assemble valve.

- See assembly instructions.

5. INSTALLING VALVE INTO PIPING:

- Ensure sufficient clearance for valve disassembly.

VALVE SIZE

BBZS1  
A (mm)

BBYS1  
A (mm)

DN10-25

270

270

DN32-40

290

290

DN50

305

305

DN65

325

325

DN80

345

345

DN100

365

365

Summary of Contents for BBZS1

Page 1: ...OPERATING AND MAINTENANCE INSTRUCTIONS By pass valve BBZS1 BBYS1 GB IST BBZS1 0312 ...

Page 2: ...ways read it carefully before using the valve Always keep it for future reference All rights are reserved It is forbidden to reproduce or transit any part of the instruction manual by any means either electronic or mechanical including photo copies recording or any other memorisation or retrieval system for purposes other than the exclusively personal use by the purchaser without prior written per...

Page 3: ...e instructions ALWAYS read the technical data before installation operation and maintenance ALWAYS use authorised personnel to install operate and service the valve The personal should know the valve and the instruction manual thoroughly ONLY use the valve for the designed purpose ALWAYS handle heavy valves carefully and use lifting tools where necessary ALWAYS pay attention to possible loose valv...

Page 4: ...ve BBYS1 by pass valve with steam barrier 3 LIFTING OF WEIGHY VALVES Use lifting tool if necessary Fix the valve to lifting tool 4 HANDLING OF LOOSE VALVE PARTS Avoid falling loose valve parts Assemble and tighten loose valve parts 5 PACKING MATERIAL Inspect the interior of the valve Remove material and dispose of according to current directives 6 INSPECTION CLAIMS Document check for damage missin...

Page 5: ...irection to avoid or minimise water hammer 3 VALVE CONNECTIONS UNIONS Ensure tight connections between valve and piping Remember gaskets and fit correctly Tighten unions firmly and carefully 4 WELDING VALVE BODY INTO PIPING Remove inner valve parts Weld body carefully into piping Assemble valve See assembly instructions 5 INSTALLING VALVE INTO PIPING Ensure sufficient clearance for valve disassemb...

Page 6: ...ace with gasket of different elastomer type Too high temperature Internal leakage with closed valve occurring earlier than normal wear Aggressive fluids Modify operation conditions Too many active control Difficult opening and closing Incorrect positioning of valve body Disassemble and reposition valve body 6 Troubleshooting 1 TROUBLESHOOTING VALVE Always study operation and maintenance instructio...

Page 7: ... valve or piping if possible Alternatively use protective gloves 3 HANDLING OF CLEANING AGENTS Dose cleaning agents regularly to avoid excessive concentration Always rinse carefully with clean water after cleaning Check compatibility of valve materials Risk of damaging the elastomers 7 Cleaning Example of suggested CIP Step Temperature C Cip product First rinsing Atmosphere Water without chlorine ...

Page 8: ...ve goggles and gloves if ne cessary Wash and clean 4 REPLACING WORN VALVE PARTS Always use original pare parts See page 9 for spare parts ordering Planned maintenance Valve gaskets Preventive Replace after 12 months In case of leak Replace at the end of the day Periodical Check for proper operation and make sure there are no leaks Record all actions 1 PRESSURISED VALVE PIPING Always release fluid ...

Page 9: ...OTE Please copy this page fill it out and fax it to below address To BARDIANI VALVOLES S P A Ufficio Ricambi Fax 3905253408 From Valve type Serial number Month year of purchase Shipping instructions Quantity Position No Description Quantity Position No Description Quantity Position No Description Quantity Position No Description Quantity Position No Description ...

Page 10: ...1 to the assembly part 15 2 Remove the clamp 33 between the assembly part 15 and valve body 1 Remove from the assembly part 15 the shutter 2 and the cap 80 Take away the seal ring 156 157 and the guide bushing from the plug 120 3 BBYS1 Remove the clamp 33 betwe en the steam barrier 45 and valve body 1 Remove the seal ring 157 the shutter 2 the steam barrier and the cap 50 Remove from the barrier t...

Page 11: ...ify without notice its products including products already ordered GB IST BBZS1 0312 11 16 11 Disassembly of the BBZS1 BBYS1 P T F E SHUTTER 7 P T F E SHUTTER Unscrew shutter nut 28 and remove shutter ring 14 6 Remove shutter ring 14 to the shutter 2 P T F E SHUTTER ...

Page 12: ...se with the clamp 33 Lubricate elastomers with a product suitable for food contact 1 Pre heat shutter ring 14 to approx 80 C to make it softer and insert it in shutter slot 2 Insert the ring in a crosswise manner using a plastic cylindrical tool 2 PTFE SHUTTER Assemble the P T F E seal ring 14 on the shutter 2 and the shutter nut 28 3 BBYS1 Insert seal rings 156 157 into the cap 50 4 BBYS1 Insert ...

Page 13: ... to modify without notice its products including products already ordered GB IST BBZS1 0312 13 16 7 Reassemble in sequence the pivot 11 the spring 31 the adjusting sleeve 5 and the cap 26 in to the part assembly part 15 12 Assembly of the BBZS1 BBYS1 ...

Page 14: ...ered 13 Spare Parts List N Description N Description 1 Lower body 2 Shutter 4 Seal ring 5 Adjusting sleeve 11 Pivot 14 Seal ring 15 Part assembling 26 Cap 28 Shutter nut 29 Seal ring 31 Spring 33 Clamp 45 Steam barrier 47 Seal ring 50 Cap 57 Seal ring 67 Piston upper 120 Guide bushing 156 Seal ring 157 Seal ring 168 Guide bushing ...

Page 15: ...ct with the product Ra 0 8 µm other types of surface finish on request Steam barrier specifications Connectors 1 8 BSP Max steam temperature 130 C 266 F Seal gasket material FKM PED Directive 97 23 EEC with special reference to Annex III Module A regarding internal production control as Conformity Assessment Procedure in force valve sizes DN10 25 are not included in accordance with Article 3 parag...

Page 16: ...that cannot be considered as construction faults or faults related to the materials used in production 1 CONTRACTUAL WARRANTIESAND LIABILITY 1 1BardianiValvoleS p A warrantthattheirproductsarefreefromdefectsindesign materialandworkmanship BardianiValvole S p A shall be liable should any such defects be found within 12 twelve months from the date of delivery of the products 1 2Any claim regarding d...

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