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Bardiani Valvole BBZPM Instruction Manual

Pneumatic modulating valve
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INSTRUCTION MANUAL
BBZPM Pneumatic Modulating Valve
GB-IST-BBZPM-0413

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Summary of Contents for Bardiani Valvole BBZPM

  • Page 1 INSTRUCTION MANUAL BBZPM Pneumatic Modulating Valve GB-IST-BBZPM-0413...

  • Page 2: Table Of Contents

    11. Disassembly of valve type BBZPM ..................13 Drawings BBZPM ......................... 15 12. Assembly of valve type BBZPM ................... 16 13. Disassembly of valve type BBZPM divert ................18 Drawings BBZPM divert ....................... 20 14. Assembly of valve type BBZPM ................... 21 15.

  • Page 3: Safety Signs

    NEVER remove a valve from piping or disassemble it when the valve or piping are pressurised. We cannot be held responsible for incorrect installation, operation and maintenance! “BARDIANI reserves the right to modify without notice its products, including products already ordered”. (GB-IST-BBZPM-0413) 3/25...

  • Page 4: Receiving/Unpacking/Storage

    2. IDENTIFY VALVE TYPE SUPPLIED: A. Complete valve BBZPM: Pneumatic modulating valve B. Instruction manual BBZPM: Pneumatic modulating valve divert 4. HANDLING OF LOOSE VALVE PARTS: 3. LIFTING OF HEAVY VALVE: Use lifting tool, if necessary. Avoid falling loose valve parts.

  • Page 5: Installation

    4. AVOID VALVE OVERLOADING AND COMPENSATE FOR: 5. CORRECT FLOW DIRECTION: Vibration If possible, have flow against valve closing Thermal expansion direction to avoid or minimise water hammer. “BARDIANI reserves the right to modify without notice its products, including products already ordered”. (GB-IST-BBZPM-0413) 5/25...
  • Page 6 Remove inner valve parts. Weld body carefully into piping. Ensure tight connections between valve and piping. Assemble valve. Remember gaskets and fit correctly. Tighten unions firmly and carefully. See assembly instructions. BBZPM (positioner GEMU) Dimenson Valve (mm) DN15-20 DN25 DN32-40...
  • Page 7 5. HOT VALVE/PIPING: BBZPM: Pneumatic modulating valve Never touch hot valve or piping, if possible. BBZPM: Pneumatic modulating valve divert Alternatively use protective gloves. “BARDIANI reserves the right to modify without notice its products, including products already ordered”. (GB-IST-BBZPM-0413) 7/25 Valv.

  • Page 8: Troubleshooting

    Incorrect operation of actuator mally closed (NC) or vice versa Dirt in actuator Check and service actuator Incorrect positioning of valve Disassemble and reposition valve body body “BARDIANI reserves the right to modify without notice its products, including products already ordered”. (GB-IST-BBZPM-0413) 8/25...

  • Page 9: Cleaning

    Intermediate washing Atmosphere chlorids Washing 70° Nitric acid (HNO3) at 0,5% Water without chlorine or Final rinsing Atmosphere chlorids Recommended claning speed = 2 m/s “BARDIANI reserves the right to modify without notice its products, including products already ordered”. (GB-IST-BBZPM-0413) 9/25...

  • Page 10: General Maintenance

    Always release fluid pressure from valve and Never touch hot valve or piping, if possible. piping before disassembling the valve. Alternatively use protective gloves. “BARDIANI reserves the right to modify without notice its products, including products already ordered”. (GB-IST-BBZPM-0413) 10/25 Valv. Valv. interc. Deviaz...

  • Page 11: Planned Maintenance

    Check for correct operation Check for correct operation and absence and absence of leakage of leakage Periodical Record all actions taken Record all actions taken “BARDIANI reserves the right to modify without notice its products, including products already ordered”. (GB-IST-BBZPM-0413) 11/25...

  • Page 12: Spare Parts Ordering

    10. Spare Parts Ordering NOTE! Please copy this page, fill it out and fax it to below address. À : BARDIANI VALVOLE S.P.A. – Ufficio Ricambi Fax: +3905253408 From: Valve type: Serial number: Month/Year of purchase: Shipping instructions: Quantity: Position no.:...

  • Page 13: Disassembly Of Valve Type Bbzpm

    11. Disassembly of BBZPM 2. Remove support (36) with the GEMU positio- 3. Un screw positioner GEMU ner (214) and remove the cam (19). (214) from the support (36). 1. Remove the bolts (25). 1. Fix the guide bushing (17) 3.
  • Page 14 11. Disassembly of BBZPM 7. Remove from the cylinder (9) the cap (50). Remove ,from the same , gaskets 9. Remove screws M6x10 and guide bushing from 8. Remove screws (34) and (156 e 157) and the guide the cylinder (17) with a suitable tool. Remove assembly (35).

  • Page 15: Drawings Bbzpm

    11. Disassembly of BBZPM BBZPM “BARDIANI reserves the right to modify without notice its products, including products already ordered”. (GB-IST-BBZPM-0413) 15/25...

  • Page 16: Assembly Of Valve Type Bbzpm

    12. Assembly of BBZPM 2. PTFE SHUTTER: 1. Pre-heat shutter ring (14*) to approx. 80°C to make Assembly the P.T.F.E. seal ring (14) on the shutter (2) it softer and insert it in shutter slot (2). Insert the ring and the shutter nut (28).
  • Page 17 12. Assembly of BBZPM 9. Release air pressure to air fitting (24) and remove 2 M6x10 to 8. Assemble body (1) and assembly allow assembly of the positioner GEMU. (35) with clamp (33). Counterhold! 10. Screw the positioner GEMU 11. Insert the support (36) with the GEMU (214) on the support (36).

  • Page 18: Disassembly Of Valve Type Bbzpm Divert

    13. Disassembly of BBZPM divert 2. Remove support (36) with the GEMU positio- 3. Un screw positioner GEMU ner (214) and remove the cam (19). 1. Remove the bolts (25). (214) from the support (36). 4. To fix the washer (17) through 2 screw M6x10 and supply air to fit- ting (24).
  • Page 19 13. Disassembly of BBZPM divert 4a. STANDARD SHUTTER: Remove shutter rings (14). 4b. P.T.F.E. SHUTTER: Unscrew il dado otturatore (28) from the double shutter stem (212), remove from the 5. Remove clamp (33) and upper double shutter (30) the P.T.F.E.

  • Page 20: Drawings Bbzpm Divert

    13. Disassembly of BBZPM divert “BARDIANI reserves the right to modify without notice its products, including products already ordered”. (GB-IST-BBZPM-0413) 20/25...

  • Page 21: Assembly Of Valve Type Bbzpm

    14. Assembly of BBZPM divert 2. PTFE SHUTTER: Assembly shutter ring (14) 1. Pre-heat shutter ring (14)* to approx. 80°C to make and shutter (30) with the stem (212). Assembly shutter ring it softer and insert it in shutter slot (2). Insert the ring (14) and shutter nut (28).
  • Page 22 14. Assembly of BBZPM divert COUNTERHOLD! Insert guide bushing (17) with 2 screws M6x10. Supply air to fitting (24) assemble lower body (1) and upper body Screw double shutter (30) into cylinder. (42) with clamp (33). Release air pressure and remove 2 Counterhold pivot with an allen wrench.

  • Page 23: Parts List

    Shutter nut Double shutter Clamp Socket screw Assembly Plates Plug Upper body Seal ring Guide bushing Seal ring Seal ring Stem double shutter Positioner “BARDIANI reserves the right to modify without notice its products, including products already ordered”. (GB-IST-BBZPM-0413) 23/25...

  • Page 24: Technical Data

    - For fl uids in Group 1 with a DN greater than 25 - Valve size DN125 only for fl uids in Group 2 “BARDIANI reserves the right to modify without notice its products, including products already ordered”. (GB-IST-BBZPM-0413) 24/25...

  • Page 25: Warranty

    12 (twelve) months from the date of delivery. Notification of any product defects and/or faults must be sent in writing to Bardiani Valvole S.p.A. within 8 (eight) days of coming to light, providing adequate documentation of the defect/fault encountered can be provided as evidence.

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