APV SL201 Installation, Operation & Maintenance Manual Download Page 14 | Manualshive

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Australian Pipeline Valve - Installation, Operation and Maintenance Manual

12

IRON GATE & GLOBE VALVES - SL201, SL600, SL601

A P P E N D I X A

Bolting torque sequence: 1 – 2 – 3 – 4 – 5 – 6 – 7 - 8

Example only, number of bolts will vary, apply the same criss cross process,

gradually tightening more after each revolution.

DIAGRAM 2

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Summary of Contents for SL201

Page 1: ...www australianpipelinevalve com au INSTALLATION OPERATION MAINTENANCE MANUAL IRON GATE GLOBE VALVES SL201 SL600 SL601 ...

Page 2: ...ket 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 Valves Flowturn Instrument Valves Flowturn Ball Valves Multiway Deadman Flowturn Strainers Sight Glasses Supercheck Wafer Check Valves Superseal Butterfly Valves Steamco Steam Valves Superseal Industrial...

Page 3: ... packing 9 10 12 3 Stem replacement valve disassembly 10 12 4 Valve reassembly 10 11 Appendix A Bolting torque sequence 12 IRON GATE GLOBE VALVES SL201 SL600 SL601 I N D E X Australian Pipeline Valve Installation Operation and Maintenance Manual 1 Copyright Australian Pipeline Valve 1990 2020 Edition Catalogues photos brochures and technical publications are the exclusive property of Australian Pi...

Page 4: ... RECEIVING INSPECTION AND HANDLING Valves should be inspected upon receipt to ensure Conformance with all purchase order requirements Correct type pressure class size body and trim materials and end connections Any damage caused during shipping and handling to end connections hand wheel or stem Note We do recommend however that this entire document be read prior to proceeding with any installation...

Page 5: ... if caused by Incorrect installation or utilisation of the valve or if the valve installed is not fit for intended purpose It is the sole responsibility of the user to ensure the valve type and materials are correctly specified To avoid injury never attempt disassembly while there are pressures either upstream or downstream Even when replacing stem packing caution is necessary to avoid possible in...

Page 6: ...plicable drawing listed Australian Pipeline Valve Installation Operation and Maintenance Manual 4 IRON GATE GLOBE VALVES SL201 SL600 SL601 Packing leakage could result in personal injury Valve packing is tightened prior to shipping but may require readjustments to meet specific service conditions Check the packing box for pressurised process fluids even after the valve has been removed from the pi...

Page 7: ...g surfaces during valve operation Verify that the space available for installation is adequate to allow the valve to be installed and to be operated 2 0 H A N D L I N G 1 Take care in handling valves especially the sealing faces 2 Make sure that piping and equipment is clean of dust rust and pipeline scale Clean all adjoining pipe and fittings Remove end protector covers from the valves immediatel...

Page 8: ...h a long lever as this could damage yoke nut 4 0 G E A R O P E R A T O R S The gear operator is lubricated with grease 2 MOS2 for life Only in case of failure of any components remove the upper gear casing from lower gear casing After inspection replace the necessary components 1 When repairing the drive sleeve and bearing thrust ball bearing there should not be any clearance i e the drive should ...

Page 9: ...ncerned part may need complete replacement When ordering spare parts for replacements kindly inform us the size type rating part description model number and serial number 7 0 D I S A S S E M B L I N G V A LV E S 1 Check that the line is in a complete shut down phase 2 Pre order all necessary spare gland packings and jointing gaskets 3 Open the valve slightly by turning the handwheel anti clockwis...

Page 10: ...seat is not in contact This permits the stem packing to assume it s intended sealing function and not conceal unsatisfactory stem packing In the event of stem packing leakage the back seat can be used to stop stem leakage until circumstances permit a system shutdown and time for packing replacement Stem packing replacement with the valve under pressure and backseated represents a hazard and should...

Page 11: ...ing rings or seals with a sharp tool or packing hook Do not scratch or score the machined surfaces of the stem or packing chamber 3 Examine the machined surfaces of the stem and packing chamber Remove any scratches scoring or burrs with an emery cloth or by hand filing Clean the stem with a solvent soaked rag 4 Count original number of rings and measure x section thickness 5 Order and then install...

Page 12: ...n the hand wheel to force the stem down Remove the stem through the stuffing box Also refer to 7 0 12 4 VALVE REASSEMBLY The procedure to reassemble the valve is as follows Re insert the stem through the stuffing box taking special care to reassemble parts in sequence Next insert the packing or seals into the stuffing box and compress using the gland and flange Then reassemble nuts and tighten Alw...

Page 13: ...rformance refer 11 0 Raise the bonnet making sure the stem is in the half open position then connect disc to stem Always fit a new bonnet gasket then lower the bonnet on to the valve body making sure that the disc fits exactly into body guides and the bonnet is properly seated Align holes and tighten bonnet nuts taking care that excessive force is not used to avoid damaging the gasket Do not over ...

Page 14: ...Maintenance Manual 12 IRON GATE GLOBE VALVES SL201 SL600 SL601 A P P E N D I X A Bolting torque sequence 1 2 3 4 5 6 7 8 Example only number of bolts will vary apply the same criss cross process gradually tightening more after each revolution DIAGRAM 2 12 ...

Page 15: ...Australian Pipeline Valve Installation Operation and Maintenance Manual 13 NOTES ...

Page 16: ...e contact 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 effect any such changes without prior notice Australian Pipeline Valve 1990 2013 Edition LOCAL DISTRIBUTOR AGENT IOM Flowturn Gate Globe A D E L A I D E B R I S B A N E P E R T H T h o u s ands o...

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