Alfa Laval TD 461-702 Instruction Manual Download Page 1

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TD 461-703

TD 461-702

ESE00505-EN8

2017-02

Original manual

Instruction Manual

Unique Single Seat Valve - Two Step

Summary of Contents for TD 461-702

Page 1: ...TD 461 703 TD 461 702 ESE00505 EN8 2017 02 Original manual Instruction Manual Unique Single Seat Valve Two Step...

Page 2: ......

Page 3: ...ance 22 5 1 General maintenance 22 5 2 Dismantling the valve 24 5 3 Plug seal replacement 25 5 4 Valve assembly 28 5 5 Actuator types 29 5 6 Actuator bushing replacement 30 5 7 Dismantling of NC maint...

Page 4: ...r 5099880 to 29999999999 is in conformity with the following directive with amendments Machinery Directive 2006 42 EC Pressure Equipment Directive 2014 68 EU category 1 and subjected to assessment pro...

Page 5: ...nd replaced by the yoke without bolts version NOTE It is important to check for warnings marked on the actuator when servicing an actuator see below table Non maintainable actuator Spring under load a...

Page 6: ...r of injury an extra yellow label marked on the actuator from June 2016 Do NOT attempt to cut the actuator open due to spring under load The lock wire opening is locked SPRING UNDER LOAD Do not attemp...

Page 7: ...10 bar product pressure Alfa Laval recommends NOT to exceed 3 bar support air on the spring side in all the Unique SSV actuators Use the 3 bar air relief fitting 9611995903 Using the 3 bar air relief...

Page 8: ...ot liquids or when sterilising Never touch moving parts if the actuator is supplied with compressed air Always rinse well with clean water after cleaning Always handle lye and acid with great care Mai...

Page 9: ...t unpacking Check the delivery for 1 Complete valve Shut off valve or change over valve 2 Delivery note Step 2 2a Shut off valve 1 Complete actuator 2 Bonnet 20 3 Clamp 19 4 Valve plug 23 5 Valve body...

Page 10: ...data DO NOT DISASSEMBLE kg Do NOT attempt to disassemble the actuator due to spring under load danger SPRING UNDER LOAD Do not attempt to cut open kg If marked with this warning do NOT attempt to cut...

Page 11: ...o the warnings The valve has welding ends as standard but can also be supplied with fittings Step 4 Avoid stressing the valve Pay special attention to Vibrations Thermal expansion of the pipelines Exc...

Page 12: ...size A mm B mm DN40 38 mm 740 DN50 51 mm 770 DN65 63 5 mm 780 DN80 76 mm 830 DN100 101 6 mm 880 Depending on body combination and piping solution B incl top unit A TD 461 015 Step 2 Assemble the valve...

Page 13: ...recycling Worn out or defective electronic parts should be sent to a licensed handler for material recycling Oil and all non metal wearing parts must be disposed of in accordance with local regulatio...

Page 14: ...The degree of opening for the intermediate position can be adjusted by removing spacer rings inside the actuator see 5 7 Dismantling of NC maintainable actuator TD 461 619_2 Throttled position can be...

Page 15: ...ermediate position and spring return to the end positions Spring return to lower position NC TD 461 622_2 TD 461 623_2 AIR F TD 461 624_2 S AIR Closed Intermediate position Two step stroke activated O...

Page 16: ...TD 461 627_2 AIR Closed Intermediate position Two step stroke activated Open The plug opening for different Change over Valves and Actuator size is shown below Standard Actuator choice NC High pressu...

Page 17: ...Alfa Laval genuine spare parts The warranty of Alfa Laval products is dependent on use of Alfa Laval genuine spare parts DO NOT DISASSEMBLE kg Do NOT attempt to disassemble the actuator due to spring...

Page 18: ...valves 1 Ensure smooth movement between lip seal A and plug stem B 2 Lubricate the lip seal with Kl ber Paraliq GTE 703 if necessary see page 22 Shut off valve Change over valve A B 2200 0087 A B 2200...

Page 19: ...a Laval article number 9611995903 See section 2 3 Safety precautions and section 3 2 General installation Reduce product pressure Water hammering The flow direction is the same as the closing directio...

Page 20: ...ve goggles Step 2 Never touch the valve or the pipelines when sterilising Burn hazard TD 461 636_2 Step 3 Clean the plug and the seats correctly Pay special attention to the warnings Lift and lower va...

Page 21: ...ve concentration of the cleaning agent 2 Adjust the cleaning flow to the process 3 Always rinse well with clean water after the cleaning NOTE The cleaning agents must be stored disposed of in accordan...

Page 22: ...products is dependent on use of Alfa Laval genuine spare parts DO NOT DISASSEMBLE kg Do NOT attempt to disassemble the actuator due to spring under load danger SPRING UNDER LOAD Do not attempt to cut...

Page 23: ...ly starts slowly Replace at the end of the day Replace when possible Planned maintenance Regular inspection for leakage and smooth operation Keep a record of the valve Use the statistics for inspectio...

Page 24: ...4 Lift away the actuator 5 Unscrew and remove valve plug 6 Remove O ring lip seal and bushing in bonnet Use bushing tool and rubber mallet Pay special attention to the warnings TD 461 751 Note For pl...

Page 25: ...th the plug groove see drawing 1 2 Grease the new seal ring with Paralique GTE 703 which is included in the service kit Only use a very small amount of grease 3 Fit the seal ring on the plug without p...

Page 26: ...the seal ring can now be pressed into the groove so the whole seal ring is mounted Check that there are NO bulge see drawing 4 If there is a little bulge then use the screwdriver to eliminate the bulg...

Page 27: ...small plug size e g DN50 ISO51 small and the lower exhaust hole is for DN65 ISO63 large When using a change over plug the 20 spindle must also be fitted in part A and part B see drawing 2 When using...

Page 28: ...t to place the screwdriver underneath the plug 5 4 Valve assembly Reverse order of 5 2 Dismantling the valve Lubricate O ring 21 and lip seal 25 with Kl ber Paraliq GTE 703 Remember to tighten spindle...

Page 29: ...see below table Non maintainable actuator Spring under load and CANNOT be opened Fully maintainable actuator Spring cage and can be opened Fully maintainable actuator Spring cage and can be opened 220...

Page 30: ...ASSEMBLE kg SPRING UNDER LOAD Do not attempt to cut open kg Do NOT attempt to disassemble the actuator due to spring under load danger Do NOT attempt to cut the actuator open due to spring under load...

Page 31: ...ch 24x27 mm Supplier Gedore Tool EAN4010886621264 2200 0002 Step 3 Introduction Aligning spindle The actuator spindle can in some cases be forced off centre by the internal spring see drawing below In...

Page 32: ...e careful not to press the yoke flange oval when fixing the actuator in the vice Only fix carefully on the yoke leg as shown below 2200 0101 DO NOT DISASSEMBLE kg 2200 0006 Step 5 Remove adapter screw...

Page 33: ...the socket wrench 2200 0104 DO NOT DISASSEMBLE kg 2200 0105 DO NOT DISASSEMBLE kg Aligning spindle Socket wrench Step 8 Now pull the aligning spindle to centre the actuator spindle In this position ro...

Page 34: ...om 15 4 Unscrew top bushing 6 and remove o ring 8 5 Remove piston 2 together with support disk 16 thrust plate 53 and O ring 3 6 Remove spring assembly 14 7 Remove seegering lock ring 57 using a seege...

Page 35: ...ms refer to the parts list and service kits section 56 Only for shut off valves Not mounted in actuator for change over valves 59 No wear part 6 8 12 11 7 18 17 13 1 15 12 13 2206 0006 7 6 8 54 7 59 5...

Page 36: ...ng air on fitting 12 3 Remove O ring 11 from bottom 15 4 Remove piston 2 together with support disk 16 thrust plate 53 and O ring 3 5 Remove spring assembly 14 6 Unscrew nuts 18 and remove yoke 13 7 U...

Page 37: ...Not mounted in actuator for change over valves 59 No wear part 6 8 12 11 7 18 17 13 1 15 12 13 2206 0007 7 6 8 14 16 2 3 53 58 54 58 59 7 1 55 5 56 3 52 60 57 10 9 12 12 5 9 Assembly of maintainable...

Page 38: ...R LOAD Do not attempt to cut open kg Do NOT attempt to disassemble the actuator due to spring under load danger Do NOT attempt to cut the actuator open due to spring under load danger Before dismantli...

Page 39: ...nable actuator and 5 8 Dismantling of change over NO maintainable actuator TD461 743_1 TD461 753_1 Step 2 3135302191 Two step guiding tool Reversing maintable actuator operation can be done by reversi...

Page 40: ...l 1 Use 32 mm bar and drill two 4 holes in a diameter 26 mm The depth of 4 holes should be approx 6 mm 2 Edges on 32 bar has to be min R0 5 so it can fit into guide 54 3 Use 4 mm bar with a length of...

Page 41: ...ll vacuum depending on product specifications Temperature range 10o C to 140o C standard EPDM seal Air pressure actuator 500 to 700 kPa 5 to 7 bar Materials valve actuator Product wetted steel parts 1...

Page 42: ...42...

Page 43: ...ervice kits The drawing shows Unique Single Seat Valve Two Step The items refer to the parts list in the following sections 7 1 Drawing TD 461 643_2 8 7 5 6 9 TD 461 644_2 8 7 5 6 9 Shut off valve Cha...

Page 44: ...cut the actuator open DO NOT DISASSEMBLE kg SPRING UNDER LOAD Do not attempt to cut open kg Do NOT attempt to disassemble the actuator due to spring under load danger Do NOT attempt to cut the actuato...

Page 45: ...ing 25 1 Lip seal 52 1 Piston 53 1 Thrust plate 54 1 Guide 55 1 Nut 56 2 Spacer 57 1 Lock ring 58 2 Guide ring 59 1 O ring 60 1 O ring Service kits Denomination DN 40 38 mm DN 50 51 mm DN 65 63 5 mm D...

Page 46: ...pen DO NOT DISASSEMBLE kg SPRING UNDER LOAD Do not attempt to cut open kg Do NOT attempt to disassemble the actuator due to spring under load danger Do NOT attempt to cut the actuator open due to spri...

Page 47: ...l 26 1 Valve body upper 27 1 Plug change over ISO complete 27 1 1 Plug change over 27 2 2 Plug seal 52 1 Piston 53 1 Thrust plate 54 1 Guide 55 1 Nut 56 2 Spacer only for shut off valve 57 1 Lock ring...

Page 48: ...The drawing shows Unique Single Seat Valve Two Step The items refer to the parts list in the following sections 7 4 Mounting Tool Unique SSV Two Step Maintainable Actuator TD 461 916 1 TD 461 962_1 2...

Page 49: ...items refer to the parts list in the following sections Parts list Pos Qty Denomination 1 1 Service tool only for Maintainable actuator 2 1 Tool for bushing pos 24 3 1 Mounting tool for elastomer plu...

Page 50: ...s the responsibility of the user of this document to comply with all applicable intellectual property laws Without limiting any rights related to this document no part of this document may be copied r...

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