Butterfly Valves

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Kirloskar Butterfly Valves Detailed Specifications
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  INSTRUCTIONS ONINSTALLATION,OPERATION ANDMAINTENANCE FORKIRLOSKAR BUTTERFLY VALVES KIRLOSKAR BROTHERS LIMITED MANUFACTURING UNIT, KONDHAPURI (PUNE)  INSTRUCTIONS ON INSTALLATION,OPERATION ANDMAINTENANCE FORKIRLOSKAR BUTTERFLY VALVES KIRLOSKAR BROTHERS LIMITED ¬†KONDHAPURI (PUNE)MANUFACTURING UNIT,  INDEX1 Introduction1.1 Single / Double Eccentric Disc Seal Seat Geometry1.1.1 Single Eccentricity1.1.2 Double Eccentricity1.2 Clamping Ring for Disc Seal Arrangement1.3 Shaft Bearing and Shaft Seals2 Inspections on Receipt, Handling, Storage & Preservation2.1 Inspection on Receipt & Handling2.2 Storage & prevention3 Instructions for Installation3.1 Checks on Valve Assembly before Installation3.2 Checks for the Pipeline before Installation4 Commissioning 4.1 Pre- commissioning Checks4.2 Commissioning 5 Operation6 Maintenance Instructions7 Troubleshooting of Kirloskar Butterfly Valves7.1 Setting of Limiting Stoppers7.2 Re- setting the Disc Seal7.3 Replacement of deformed or Damaged Disc Seal7.4 Replacement of Shaft Seals8 Recommended Spares for Butterfly Valves9 Safety Instructions¬†10 Ordering Information DOC. VBU/IOM/BFV-01,Issue No. 00, Rev. 01, Date 05.12.2008 Page 3 of 22  1.INTRODUCTIONButterfly ValveTypical ViewFigure 1 Kirloskar Butterfly Valves generally conform to BS 5155 (BSEN 593) / IS 13095 / AWWA C504 standards for dimensions, materials of construction and constructional features, as per the need of the application. These Butterfly Valves are Quarter Turn, Resilient Seated type with a choice of Single / Double Eccentricity of Disc, different type of operators and accessories and have proven performance.The disc is mounted on a pair of stub shafts supported in self-lubricated bronze bearings housed in bearing housing integral with the valve body. The drive to disc is affected by the drive shaft which is connected to the valve operator by Keys and to the disc by Shear pins / Keys. Both DE and NDE shafts are provided with special sealing arrangement. Body seat ring is fitted in the body. Rubber seal ring is fitted on the periphery of the disc and is clamped in position by a clamping ring. Clamping ring allows setting of seal ring compression to a desired extent by adjustment of setting grub screws and tamper proof hexagonal head screws / hexagonal Socket head cap screws. DOC. VBU/IOM/BFV-01,Issue No. 00, Rev. 01, Date 05.12.2008 QUATER TURN WORNGEAR BOX (SCHEMATIC ARRGT.) Page 4 of 22
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