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HIGH PERFORMANCE BUTTERFLY VALVES - MODEL SLHBF & SLHBFFS

Australian Pipeline Valve - Installation, Operation and Maintenance Manual

2

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CopyrightAustralianPipelineValve1990-2019Edition

Catalogues,photos,brochuresandtechnicalpublicationsaretheexclusivepropertyofAustralianPipelineValve.

Anyunauthorisedreproductionintotalorinpart,shallresultinprosecution.Productsanddatasheetsinthispublicationaresubject

tochangeatanytimewithoutnotice.AustralianPipelineValvereservestherighttocarryoutamendmentstoproductsandmaterials.

6.0 Maintenance

12-19

6.1

Packing

12-13

6.2

Seat ring/seat retainer

13

6.3

Removing valve from the line

13-14

6.4

Dismantle the seat ring & seat retainer

15-17

6.5

Packing replacement

17-18

6.6

End cover replacement

18

6.7

Seat ring replacement

19

Appendix - Bolt tightening sequences

20

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Содержание Superseal SLHBF

Страница 1: ...www australianpipelinevalve com au INSTALLATION OPERATION MAINTENANCE MANUAL HIGH PERFORMANCE BUTTERFLY VALVES DOUBLE OFFSET MODEL SLHBF SLHBFFS...

Страница 2: ...et Oilfield Products Valves Wellheads Gate Globe Check Valves Forged Steel Plug Valves Lubricated Sleeved Lined Gate Globe Check Valves Cast Steel Diamond Gear Gearboxes Flowturn Gate Globe Check Valv...

Страница 3: ...8 4 0 Pre installation 8 10 4 1 Inspecting valve accessories 8 4 2 Inspecting pipeline 8 4 3 Pressure testing of pipe section 9 4 4 Installation of pipeline 9 10 4 5 Safety precaustions 10 5 0 Instal...

Страница 4: ...n in total or in part shall result in prosecution Products and data sheets in this publication are subject to change at anytime without notice Australian Pipeline Valve reserves the right to carry out...

Страница 5: ...es APV Valves are to be installed in the observance of the pressure rating and design temperature Prior to installation the valves and nameplates should be checked for proper identification to be sure...

Страница 6: ...on or early maintenance problems support piping on each side of the valve A valve is a pressurised device containing energised fluids and should be handled with appropriate care Valve surface temperat...

Страница 7: ...uracy refer to the as built drawings supplied with the order 1 0 O V E R V I E W 1 1 GENERAL NOTE High performance butterfly valves have a Double eccentricity and can be used for automatic proportion...

Страница 8: ...the manufacturer b Do not remove the protective ends covering until the valve is ready for installation This will reduce the possibility of foreign material damaging the internal valve components c V...

Страница 9: ...to the valve c To prevent valve distortion inefficient operation or early maintenance problems support piping on each side of the valve d Make sure the valve is positioned such that there is sufficien...

Страница 10: ...ve has a locking lug that allows valve to be locked in full open or full closed position 4 0 P R E I N S T A L L A T I O N Before installation of the valve to the line it is recommended to inspect the...

Страница 11: ...elding the valve into the pipeline the welding process has to be controlled in such a way that the supplied heat is limited and a distortion of the valve body is avoided The actuator is adjusted for t...

Страница 12: ...fore installing the valve the user must check the valve model connection dimension and flowing direction of the medium ensure in accordance with requirement of valve Confirm the construction material...

Страница 13: ...s When installed position of valve should be closed to prevent disc sealing area from being damaged Flange gaskets should be centered along with valve To prevent leakage through gasket tighten the bol...

Страница 14: ...ris can damage the HPBV seat or disc edge which will prevent the valve from providing tight shut off In such cases seat replacement may be necessary Inspect the body disc and packing after the valve h...

Страница 15: ...plosion only design will vary depending on size class seating type trim end connections etc Refer to as built drawing All repair work disassembly and replacement etc of our valve should be performed b...

Страница 16: ...onditions If the fluid is hazardous or toxic then proper protection is required before the removal of the valve Always be sure that the valve is de pressurised and isolated prior to performing any mai...

Страница 17: ...t ring Clean the retainer plate and seat as well as the other parts of the valve with a soft dust cloth or air blaster Refer to Diagram 6 below for disassembly of the seat retainer seat ring There are...

Страница 18: ...sed Gasket Pressure Preferential Installation Direction Preferential Installation Direction Disc Body Seat Retainer Plate Seat SS316 FIRESAFE SOFT SEAT ENERGISED FLO SEAL STYLE Firesafe metal lip seal...

Страница 19: ...Remove the packing using a packing extractor such as a screw or awl and gimlet d When you remove the packing with tools packing extractor be careful not to scratch and damage the packing housing wall...

Страница 20: ...reassembling A proper seal is required to ensure optimum operation Note Over tightening of the bolts may cause thread damage 6 6 END COVER REPLACEMENT For replacement of packing take the following ste...

Страница 21: ...ition f Rotate the disc a couple of times and then tighten the bolt completely with the 10 15 of disc opening angle g Finally rotate the disc several times to ensure the correct position of the seat T...

Страница 22: ...4882 4500 6102 2 1 4 8 UN 4400 5966 5400 7322 2 1 2 8 UN 6000 8136 7500 10170 1501 2035 1907 2585 2357 3195 2876 3898 Bolting Material B7M L7M B7 B16 L7 B8 B8M CL 1 B8 B8M CL 2 Stud Size INDICATIVE TO...

Страница 23: ...NOTES Australian Pipeline Valve Installation Operation and Maintenance Manual...

Страница 24: ...ntact us for a prompt response Continuous development of Australian Pipeline Valve products may necessitate changes in the design or manufacture process Australian Pipeline Valve reserves the right to...

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