Emerson Bettis GVO LP DA Installation, Operation And Maintenance Manual Download Page 43 | Manualshive

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39

Installation, Operation and Maintenance Manual

VCIOM-15792-EN Rev. 0

October 2020

Section 7: Layouts

Layouts

Figure 25

Hydraulic control unit

Oil tank relief valve

Relief valve for
automatic operation

Flow
regulator

Relief valve for
manual operation

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Summary of Contents for Bettis GVO LP DA

Page 1: ...Installation Operation and Maintenance Manual VCIOM 15792 EN Rev 0 October 2020 Bettis GVO LP DA Double Acting Pneumatic Linear Actuator ...

Page 2: ...ctober 2020 Installation Operation and Maintenance Manual VCIOM 15792 EN Rev 0 Revision Details Revision Details Revision Details Rev Date Description Prepared Checked Approved 1 October 2020 First issue ...

Page 3: ...ve 7 2 4 1 Types of Assembly 7 2 4 2 Assembly Procedure 7 2 5 Pneumatic Connections 12 2 6 Electrical Connections If Any 12 2 7 Commissioning 13 Section 3 Operation and Use 3 1 Operation Description 14 3 2 Residual Risks 15 3 3 Operations 15 3 3 1 Local Pneumatic Operation 15 3 3 2 Electric Remote Control to Open and to Close 16 3 3 3 Emergency Manual Operation by MSJ MH 16 3 3 4 Emergency Manual ...

Page 4: ...upply Dehydrating Filter Maintenance If Foreseen 27 5 1 3 Lubrication of Actuator 28 5 2 Extraordinary Maintenance 29 5 2 1 Replacement of Cylinder Seals 29 5 3 Dismantling and Demolition 33 Section 6 Troubleshooting 6 1 Failure or Breakdown Research 34 Section 7 Layouts 7 1 Spare Parts Order 35 7 2 Parts List for Maintenance and Replacing Procedure 36 Section 8 Date Report for Maintenance Operati...

Page 5: ...100 2010 Safety of machinery General principles for design Risk assessment and risk reduction 2006 42 EC Machine directive 2014 68 EU Directive for pressure PED equipment 2014 35 EU Directive for low voltage equipment 2014 30 EU Directive for the electromagnetic compatibility 2014 34 EU Directive and safety instructions for use in hazardous area NOTICE Emerson pays the highest attention to collect...

Page 6: ...warranty conditions are specified in the documentation forwarded together with the product This warranty does not cover special products or components not warranted by subcontractors or materials that were used or installed improperly or were modified or repaired by unauthorized staff In the event that a fault condition be caused by improper installation maintenance or use or by irregular working ...

Page 7: ...ing and in closing position by the actuator pneumatic cylinder that is pressurized in one or in the other direction The linear stroke of the valve is adjustable by means of the external mechanical stop for upward position and by the adjustment of the coupling of valve stem to actuator joint for the downward position The actuator pedestal has a flange with threaded holes to fix the actuator to the ...

Page 8: ...arnings General Warnings 1 4 Data sheet Supply fluid Air Nitrogen or sweet gas Operating temperature Standard from 30 C to 100 C Optional from 60 C to 140 C Supply pressure 10 5 bar max Manual override Stroke mm Cylider diameter mm Max allowable thrust N Double Acting actuator GVOLPDA 250k 585 300 MHP ...

Page 9: ...ts settings have already been made at the factory If the actuator is delivered separately from the valve it is necessary to check and if required to adjust the settings of the mechanical stops refer to Section 3 4 and of micro switches if any refer to Section 3 5 2 2 Actuator Handling NOTICE The lifting and handling should be made by qualified staff and in compliance with the laws and provisions i...

Page 10: ...lace it on a wood surface in order not to deteriorate the area of valve coupling Make sure that plastic plugs are present on the hydraulic and electrical connections if present Check that the protection of the control system and of the limit switch box if any are properly closed If the storage is long term or outdoor Keep the actuator protected from direct weather conditions Replace plastic plugs ...

Page 11: ...mbling in vertical position see Figure 3 For handling transporting and assembling the actuator in horizontal position by safety hook for chains use the lifting points on the top of cylinder head flange and on coupling flange see Figure 4 2 4 2 Assembly Procedure WARNING Failure to comply with the following procedures may impair product warranty Installation commissioning and maintenance and repair...

Page 12: ...ction 2 Installation Installation A To assemble the actuator onto the valve by bracket with threaded joint proceed as follows Table 1 Parts list Item Description 1 Nut 2 Stud bolt 3 Support joint 4 Index 5 Screw 6 Connecting joint 7 Screw 8 Bushing 9 Flange Figure 5 Pedestal with threaded coupling joint ...

Page 13: ...ized for the lifting of the only actuator NOT ACTUATOR VALVE Proper lifting points have to be foreseen for the valve 3 Screw the actuator coupling joint onto the valve by rotating the actuator or screw down the valve stem stroke ring with Red Loctite 542 and fix the half bearings When the threaded holes of the actuator flange are in correspondence with the holes on the valve flange screw the prope...

Page 14: ...stallation Installation B To assemble the actuator onto the valve by bracket with shell joint perform the following operations Table 2 Parts list Item Description 1 Stud bolt 2 Nut 3 Nut 4 Screw 5 Pedestal 6 Actuator joint 7 Stem valve joint 8 Shell joint 9 Spacer 10 Screw Figure 6 Pedestal with shell coupling joint ...

Page 15: ...e stud bolts from the actuator pedestal 5 Assemble the actuator onto the valve and arrange it in its correct vertical position proper to connection between valve stem and actuator cylinder rod 6 Screw the valve stem joint item 7 on valve stem up to reach the proper position which allow the reassembly of the two halves of shell joint item 8 tighten the joint fastening screws item 4 7 Screw the stud...

Page 16: ... to the operating diagram Check the absence of leakages from pneumatic connections 2 6 Electrical Connections If Any WARNING Use components appropriate as for type material and dimensions The connections should be made by qualified staff Before carrying out any operation cut line power off Safety provisions 2006 95 EC Directive for low voltage equipment until 19 April 2016 2014 35 EU from 20 April...

Page 17: ...ts solenoid valve coils micro switches pressure switches etc are compatible with those reported on the identification plate of the actuator Figure 1 and to specific data plate on electric components Check that the setting of the components of the actuator control unit pressure regulator pressure switches flow control valves etc meet the plant requirements Carry out all kinds of operations and chec...

Page 18: ...This pressure starts the linear motion of the piston and the consequent motion of the valve stem that is coupled For local or remote operations please refer to technical documentation furnished with actuators The power and control systems are supplied on specific customer demand NOTICE For all the relevant information please refer to the specific documentation supplied Figure 8 Double Acting funct...

Page 19: ...isks WARNING It is recommended to pipe exhaust gas The actuator has parts under pressure Use the due caution Use individual protections provided for by the laws and provisions in force 3 3 Operations 3 3 1 Local Pneumatic Operation WARNING Use the proper safety measures to protect from any pressurized gas not piped and from excessive and harmful noise Refer to applicable control schematic in suppl...

Page 20: ...and to Close When actuator is furnished of control system panel or cabinet remote operations were possible From the control room send the electric signal corresponding to the operation to carry out energize solenoid valve during all the valve stroke Solenoid valve must be de energized at the end of actuator operation 3 3 3 Emergency Manual Operation by MSJ MHW when sufficient line pressure is not ...

Page 21: ...e valve operation The setting of the open closed valve position upward position is performed by adjusting the travel stop screw into the end flange of the pneumatic cylinder and by the adjustment of the coupling of valve stem to actuator joint for the downward position For the adjustment of the travel stop screws proceed as follows 1 Unscrew the plug from the adjusting screw cover 2 If the actuato...

Page 22: ...plug t 2 Insert a wrench for Allen keys c2 in the through hole until reaching the adjustment pin g 3 Keep the protection cover blocked with the special wrench c3 4 Turn counterclockwise to increase the angular stroke turn clockwise to decrease it 5 When the adjustment is over tighten the plug t Table 4 Size Table Hydraulic cylinder size Wrench C1 mm Wrench C2 mm Wrench C3 mm 075 22 10 36 100 22 10...

Page 23: ...e the handwheel of manual override until the valve reaches the right position When unscrewing the stop screw keep the lock nut still with a wrench so that the sealing washer does not withdraw together with the screw 3 Tighten the lock nut after having correctly placed the threaded seal washer item 3 and 4 4 If the actuator angular stroke is stopped beyond the end position fully open or closed valv...

Page 24: ...e relative wiring diagram and follow these steps Unscrew the fastening screws of the cover Figure 14 Remove the cover paying attention not to deteriorate the gasket and the cylindrical and flat coupling surfaces Operate the actuator in opening or closing with local pneumatic or hydraulic operation Section 3 3 Unscrew the screw of the operating cam relative to the micro switch to calibrate and adju...

Page 25: ...lve but is turned by 90 Remove the roll pin placed on the position indicator index Turn the indicator until reaching its proper positioning Put the roll pin back in its position NOTICE End of stroke micro switches should be operated before the stop of the stroke of the actuator due to mechanical stops Adjust the relative cams properly Figure 16 Position indicator and pin for micro switches box Pos...

Page 26: ...ulation valve placed between the control valves enclosure and the pneumatic cylinder Figure 17 Pneumatic connection Pneumatic connection Close Screw for decrease speed Screwdriver Open Unscrew for increase speed of operation Item 276 see operating diagram Wrench Figure 17 Adjustment of Operation Time To carry out the adjustment use an adequate Allen wrench and follow these steps Figure 17 Loosen t...

Page 27: ...11 12 and 13 sectional drawing for hydraulic control unit MHP To carry out the adjustment use a suitable Allen wrench and follow these steps Figure 18 Remove the cap nut Loosen the lock nut Screw with a screwdriver the setting screw to increase the operation time Unscrew with a screwdriver the setting screw to decrease the operation time After the adjustment is over screw the lock nut and put back...

Page 28: ...n 4 Operational Tests and Inspections Operational Tests and Inspections Section 4 Operational Tests and Inspections NOTICE To ensure the guaranteed SIL grade according to IEC 61508 the functionality of actuator must be checked with regular intervals of time as described in the Safety Manual ...

Page 29: ...ned experimentally and then be improved according to actual maintenance conditions and needs Anyway every 2 years of operation the following is recommended Check that the actuator operates the valve correctly and with the required operating times If the actuator operation is very infrequent carry out a few opening and closing operations with all the existing controls remote control local control e...

Page 30: ...crewed move the actuator by the pneumatic control or by the handpump to closed position 5 Screw and tighten the dipstick If necessary substitute or added the oil proceeding as follow Remove the dipstick 1 from the tank cover 22 Unscrew the plug 27 and the washer 9 to drain all the oil If some dirt or and sludge is found in the oil drained from the tank before filling with new oil in the tank disas...

Page 31: ...5 1 2 Gas Supply Dehydrating Filter Maintenance If Foreseen The gas supply filter is fitted with a mechanical filter and a drain valve to discharge periodically the water generated by the condensation of the humidity inside the gas supply During the routine maintenance it is recommended to check and clean the mechanical filter and replace it in case of heavy dirty conditions To disassemble the fil...

Page 32: ...s coating of grease on the contact surfaces of moving parts The following grease is used by Emerson for standard working temperature and suggested for re lubrication Producer AGIP Name GR MU EP2 NLGI grade 2 Worked preparation dmm 280 Drop point ASTM C 185 ISO grade X2 Equivalent oils ESSO BEACON EP2 BP GREASE LTX2 SHELL ALVANIA GREASE R2 ARAL ARALUB HL2 CHEVRON DURALITH GREASE EP2 CHEVRON SPHEERO...

Page 33: ... Grease 7 if the seals are in Fluorosilicon rubber If the O ring must be replaced remove the existing one from its groove clean the groove carefully and lubricate it with protective oil or grease film Assemble the new O ring into its groove and lubricate it with a protective oil or grease film 1 Replace the O ring 25 of the head flange 12 2 Replace the O ring 26 and the guide sliding ring 27 of th...

Page 34: ...he end flange by centring it on the inside diameter of the tube taking care not to damage the O ring 25 3 Assemble the the nuts 28 onto the tie rods 16 Tighten the nuts to the recommended torque alternating between opposite corners 4 Screw the stop screw 21 into the threaded hole of the end flange until it reaches its original position the same protrusion with reference to the flange surface To ma...

Page 35: ...upport 6 Scraper ring 7 Screw 9 Head flange 10 Seal washer 11 Cylinder tube 12 Screw 16 Tie rod 17 Sealing washer Figure 20 Bettis GVO LP DA with Threaded Coupling Joint Table 6 Parts List Item Description 18 Piston 19 End flange 20 O ring 21 Adjusting screw 22 Adjusting screw cover 23 O ring 24 Bushing 25 O ring 26 O ring 27 Guide sliding piston ring 28 Nut 29 Eyebolt 30 Plug for adj screw cover ...

Page 36: ... Spacer 10 Scraper support 11 Scraper ring 12 Head flange 13 Seal washer 14 Cylinder tube 15 Screw Figure 21 Bettis GVO LP DA with Shell Coupling Joint Table 7 Parts List Item Description 16 Screw 17 Connecting device 18 Piston 19 End flange 20 O ring 21 Adjusting screw 22 Adjusting screw cover 23 O ring 24 Bushing 25 O ring 26 O ring 27 Guide sliding piston ring 28 Nut 29 Eyebolt and lifting eyel...

Page 37: ...ccumulator tank if present The demolition of the actuator both concerning any electrical and mechanical parts should be made by specialized staff Before starting the disassembly a large area should be created around the actuator so to allow any kind of movement without problems of further risks created by worksite Separate the parts composing the actuator according to their nature ex metallic and ...

Page 38: ...ection 1 4 Actuator too slow Low supply pressure Restore Section 1 4 Wrong calibration of flow regulator valves Restore Section 3 6 Wear of the valve Replace Actuator too fast High supply pressure Restore Section 1 4 Wrong calibration of flow regulator valves Restore Section 3 6 Leakages on hydraulic or pneumatic circuits Deterioration and or damage to gaskets Call Emerson Customer Service Incorre...

Page 39: ...n order confirmation concerning all the supply and serial number of the actuator refer to Section 1 2 for any specific spare part for a specific actuator model Please send every spare parts request to Emerson Bettis Customer Service Italy Tel 39 0523 944523 Fax 39 0523 941885 e mail Biffispares Emerson com Please specify 1 actuator model 2 Emerson acknowledgement 3 spare parts code 4 quantity 5 tr...

Page 40: ...l Carbon steel 2 1 Antirotation shaft Stainless steel 3 1 Plate Stainless steel 4 1 Scrape ring flange Stainless steel 5 1 Shell joint Stainless steel 6 22 Screw Stainless steel 7 1 Dowel Stainless steel 8 4 Nut Stainless steel 9 4 Stud bolt Stainless steel 10 1 Scraper ring Turcon NBR 11 22 Washer Stainless steel 12 1 Plate Stainless steel 13 1 Plate Stainless steel NOTE Recommended spare parts T...

Page 41: ...Tie rod Alloy steel 6 2 O ring Viton rubber 7 1 Piston Carbon steel 8 1 End flange Carbon steel 9 1 Washer Alloy steel 10 4 Screw Alloy steel 11 1 Joint Carbon steel 12 4 Eyebolt Carbon steel 13 8 Nut Carbon steel 14 2 O ring Viton rubber 15 1 Guide sliding ring for piston Teflon Graphite 16 1 O ring Viton rubber 17 1 Rod bushing Steel bz Teflon 19 1 Rod bushing Steel bz Teflon 20 4 Screw Alloy st...

Page 42: ...Piston Nickel plated carbon steel 8 2 Guide sliding ring for piston Teflon graphite 9 1 Plug Carbon steel 10 4 Tie rod Alloy steel 11 1 Stop setting screw Alloy steel 12 1 Cylinder tube Nickel plated carbon steel 13 1 End flange Carbon steel 14 1 Stop setting screw cover Carbon steel 15 4 Nut Stainless steel 16 4 Spring washer Carbon steel 17 6 Plug Stainless steel 18 1 O ring NBR 19 1 O ring NBR ...

Page 43: ...n and Maintenance Manual VCIOM 15792 EN Rev 0 October 2020 Section 7 Layouts Layouts Figure 25 Hydraulic control unit Oil tank relief valve Relief valve for automatic operation Flow regulator Relief valve for manual operation ...

Page 44: ...arbon steel rubber 10 1 Screw Carbon steel 11 1 Plate Carbon steel 12 1 Flange Aluminium 13 4 Screw Carbon steel 14 1 Lever Carbon steel 15 1 Distributor Stainless steel 16 1 O ring Fluorosilicon rubber 17 1 O ring Fluorosilicon rubber 18 1 Nozzle Carbon steel 19 2 Screw Carbon steel 20 3 O ring Fluorosilicon rubber 21 2 O ring Fluorosilicon rubber 22 1 Tank cover Carbon steel 23 2 Tie rod Carbon ...

Page 45: ...Carbon steel 40 1 Spring Stainless steel 41 1 Ball Stainless steel 42 3 Ball Stainless steel 43 1 Spring Carbon steel 44 1 Relief valve setting screw Alloy steel 45 1 Spring pin Carbon steel 46 1 Screw Alloy steel 47 1 Spring Stainless steel 48 1 Nut Carbon steel 49 1 Washer Carbon steel rubber 50 2 Washer Carbon steel rubber 51 1 Dipstick Stainless steel 52 1 Plug O ring Stainless steel fluorosil...

Page 46: ...rbon steel 4 2 Spring Stainless steel 5 1 Suction valve seat Carbon steel 6 1 Spring retainer ring Carbon steel 7 1 Fork Carbon steel 8 3 Pin Stainless steel 9 6 Retainer ring Carbon steel 10 1 Rod Alloy steel chromium plated 11 1 Body Carbon steel 12 1 Lever Carbon steel 13 1 Split pin with rope Carbon steel nylon 14 1 Threaded bush Aluminium 15 2 Rod seal ring Teflon graphite 16 2 O ring Fluoros...

Page 47: ...43 Installation Operation and Maintenance Manual VCIOM 15792 EN Rev 0 October 2020 Section 7 Layouts Layouts Figure 27 Mechanical manual override ...

Page 48: ...on steel 10 3 Spring pin Stainless steel 11 3 Screw Carbon steel 12 1 Cams pin Alloy steel 13 1 O ring Fluorosilicon rubber 14 1 Thrust block ring nut Alloy steel 15 1 Screw Carbon steel 16 1 Nut Carbon steel 17 1 Flange Carbon steel 18 1 Body Carbon steel 19 1 Spring pin Spring steel 20 2 Screw Carbon steel 21 1 Ball 1 4 Stainless steel 22 1 Screw Carbon steel 23 1 Screw nut Bronze 24 1 Pin Carbo...

Page 49: ...eport for Maintenance Operations Date Report for Maintenance Operations Section 8 Date Report for Maintenance Operations Last maintenance operation date in factory on delivery exec by exec by exec by Next maintenance operation date exec by exec by exec by Start up date in factory on delivery on plant ...

Page 50: ...commissioning to our global customers Choose the WACC or sales office nearest you www emerson com bettis VCIOM 15792 EN 2020 Emerson All rights reserved The Emerson logo is a trademark and service mark of Emerson Electric Co BettisTM is a mark of one of the Emerson family of companies All other marks are property of their respective owners The contents of this publication are presented for informa...

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