The data and information in this instruction manual are subject to modifications or updates without any further notice or obligations on the part of the manufacturer. The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 2/24...
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! The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 3/24...
- Min.: - 10 °C - Remove material and dispose necessary. - Max.: + 50 °C of according to current directives. The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 4/24...
4. AVOID VALVE OVERLOADING AND COMPENSATE FOR: - If possible, have flow against valve closing - Vibration - Thermal expansion direction to avoid or minimise water hammer. The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 5/24...
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® Valve Dimension (mm) DN40 DN50 DN65 DN80 DN100 8. INSTALLING VALVE INTO PIPING: - Ensure sufficient clearance for valve disassembly. The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 6/24...
- Never touch hot valve or piping, if possible. B935: Mixproof valve - Alternatively use protective gloves. B935 Double body: Double body mixproof valve The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 7/24...
Dirt in the actuator Carry out actuator maintenance Disassemble and reposition the Incorrect positioning of the valve valve body body The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 8/24...
Washing 70° Nitric acid (HNO3) at 0,5% Water without chlorine or Final rinsing Atmosphere chlorids Recommended claning speed = 2 m/s The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 9/24...
- Never touch hot valve or piping, if possible. Always release fluid pressure from valve and - Alternatively use protective gloves. piping before disassembling the valve. The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 10/24...
Check for correct operation and ration and absence of absence of leakage leakage Periodical Record all actions taken Record all actions taken The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 11/24...
Month/Year of purchase: Shipping instructions: Quantity: Position no.: Description: Quantity: Position no.: Description: Quantity: Position no.: Description: Quantity: Position no.: Description: The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 12/24...
(94), from the lower bushing (193) and the seal rings (14, 62 and 240) from the upper shutter (2). shutter (51). The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 13/24...
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(77) using a wrench specially made and mach the piston (66) until the complete unloaded of the spring (31). This operation must be carried out with great care by a specialised person. The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 14/24...
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(81 and 121), the guide bushing (120) adjusting sleeve (58) from the cylinder (9). from the part assembly (35). The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 15/24...
11. Disassembly of B935 B935 The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 16/24...
11. Disassembly of B935 B935 double body The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 17/24...
(53). central piston (13). the upper piston (66). (GB-IST-B935-0413) 18/24 The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. *Lubricate elastomers with a product suitable for food contact...
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(66) and the nut (77) on the This operation must be carried out with great central piston (13). care by a specialised person. The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 19/24...
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(271)* and screw the drain outlet (270). Screw the adjusting sleeve (58) using an hand spanner. (GB-IST-B935-0413) 20/24 The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. *Lubricate elastomers with a product suitable for food contact...
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(1) closing everything with the clamp (33). 23. B935 double body. Put air in the central air connection (24). Assembly bodies (1 e 42) on the assembly part (35) and closing everything with the clamp (33). Remove air from the air connection. (24).
Seal ring Plug Drain outlet Lower piston Adjusting sleeve Seal ring Seal ring Seal ring Upper piston Seal ring Lower connection The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 22/24...
1 from DN 25 up to DN 100 for flows belonging to group 2 for higher DN, included DN 125 The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice. (GB-IST-B935-0413) 23/24...
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.