Schlumberger CAMERON LEDEEN VA Series Скачать руководство пользователя страница 3 | Manualshive

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PREFACE

The  procedures  included  in  this  book  are  to  be  performed  in  conjunction  with  the  requirements  and
recommendations outlined in API Specifications. Any repairs to the equipment covered by this book should be
done by an authorized Cameron service representative. Cameron will not be responsible for loss or expense
resulting from any failure of equipment or any damage to any property or death or injury to any person resulting
in  whole  or  in  part  from  repairs  performed  by  anyone  other  than  authorized  Cameron  personnel.  Such
unauthorized repairs shall also serve to terminate any contractual or other warranty, if any, on the equipment
and may also result in equipment no longer meeting applicable requirements.

File copies of this manual are maintained. Revisions and/or additions will be made as deemed necessary by
Cameron. The drawings in this book are not drawn to scale, but the dimensions shown are accurate.

This book covers Cameron products.

Cameron, a Schlumberger Company
Ledeen Facility
Via L. Gandini 4
27058 Voghera (PV) – Italy

cameron.slb.com

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Содержание CAMERON LEDEEN VA Series

Страница 1: ...CAMERON LEDEEN Quarter Turn Actuator VA Series Pneumatic Installation Operation and Maintenance Manual 05 02 2018 Initial release Garberi M Cerati S DATE ISSUE PREPARED BY APPROVED BY ...

Страница 2: ...erty of Cameron Any reproduction or use of the calculations drawings photographs procedures or instructions either expressed or implied is forbidden without the written permission of Cameron or its authorized agent Release March 2018 2018 Cameron a Schlumberger Company ...

Страница 3: ...esulting in whole or in part from repairs performed by anyone other than authorized Cameron personnel Such unauthorized repairs shall also serve to terminate any contractual or other warranty if any on the equipment and may also result in equipment no longer meeting applicable requirements File copies of this manual are maintained Revisions and or additions will be made as deemed necessary by Came...

Страница 4: ...3 NOTES ...

Страница 5: ... EU Directive 8 L Actuator Name plate description 9 II RECEIVING STORAGE AND HANDLING 10 A Preliminary Verification Upon Receipt of Material 10 B Storage and Preservation 10 C Handling 12 III OPERATION 17 IV COMMISSIONING 17 A Mounting to Valve With Adaptor Piece 17 B Adjustment 18 C Actuator Start up 22 V MAINTENANCE 24 A Routine Maintenance 24 B Extraordinary Maintenance 24 C Instruction for rep...

Страница 6: ...e Applicable Before carrying out any operation on the actuator the electric power supply if present must be shut off Risk of explosion before carrying out any operation on the actuator the actuator must be isolated from the pneumatic supply source Before carrying out any operation on the actuator the control group if present must be discharged from the pressure therein trapped particular care shal...

Страница 7: ...adaptability limits will be at the Customer s own loss E Interruptions and suspending Damages derived from a period of instrument use failure during which the instrument wasn t in maintenance condition to assure a perfect preservation will be at the customer s own loss F Modification of The Actuator Damages derived from any modification made by the customer without prior authorization from Cameron...

Страница 8: ...r is stored installed in a hazardous area do not use open flames and or devices that could cause sparks At the end of any intervention on the actuator please check that all the boxes and covers are properly closed The operators assigned to the actuator s maintenance must be authorized personnel or otherwise must have attended a training course dedicated to the use and maintenance of the actuator J...

Страница 9: ...onformity to the EU applicable directives ATEX symbol II group II surface 2 apparatus of category 2 G explosive atmosphere with presence of gas vapours fogs c type of protection Tx temperature class Hazardous area Installation category according to ATEX Directive No 2014 34 EU Gas fog or vapours Zone 1 2 G Gas fog or vapours Zone 2 3 G εX εX ...

Страница 10: ...tor S N 6 Actuator model 7 Valve size and rating 8 Actuator supply pressure 9 Action on air failure 10 Ambient temperature range 11 Year of manufacturing 12 CE mark 13 Explosion proof marking followed by the apparatus group and category 14 ATEX Technical File No 15 Name and complete address of the manufacturer where applicable See for reference the nameplate drawing below ...

Страница 11: ...p by following the instructions of the painting specification please refer to the technical documentation The presence of the plugs on all the pneumatic and where present electric connections B Storage and Preservation Warning If the storage of the actuator is necessary please follow these instructions Storage conditions The actuator must be stored in a warehouse adequately protected against harmf...

Страница 12: ...ns The procedures that must be performed to the equipment during storage to assure proper operation of the equipment after installation are the following Place the actuators on a wood surface pallet so as to prevent direct contact with the ground Protect all unpainted parts with grease Note Before installing the actuator perform one complete operation opening and closing to verify it strokes prope...

Страница 13: ... of the actuator only not assembled on the valve Do not attempt to lift the actuator valve assembly by using the lifting points of the actuator The lifting equipment consists on commercial chains and slings of adequate dimensions according to the weight of the actuator Refer to the following sheets for standard commercial equipment ...

Страница 14: ...13 LIFTING DEVICES MAXIMUM WORKLOAD Chains ...

Страница 15: ...14 LIFTING DEVICES MAXIMUM WORKLOAD Slings ...

Страница 16: ...15 ...

Страница 17: ...16 ...

Страница 18: ...ng Note No special tools are required for these operations but only some Allen wrenches and hexagonal wrenches of the required sizes Before the installation please check that the actuator was not damaged during the transportation The actuator along with the adapter assembly is shipped to mount on the valve In case it is necessary to assemble the actuator onto the valve proceed as follows The actua...

Страница 19: ...pecial tools are required for these operations but only some hexagonal wrenches of the required sizes Important The actuator is shipped with a preliminary adjustment and not on the real valve stroke If it is necessary to change the adjustment proceed as follows a Adjustment of mechanical stops for SRC or DA models see figure 1 After loosening relevant locking nut item 2 for closing side or item 36...

Страница 20: ...sequence and remove the end flange item 32 along with end stroke assembly 5 Remove the circlip item 33 which holds the end stroke screw item 35 6 Remove the end stroke screw item 36 with locking nut item 35 from end flange Then remove the locking nut from the end stroke screw 7 Remove the existing O ring item 34 and clean the groove of the locking nut 8 Clean the surface of the end flange item 32 ...

Страница 21: ...t applying 45 50Nm torque Ensuring O ring is properly centered on the stopper screw and fitted in the machined recess in the locking nut 13 Restore the normal working condition and pressurize the actuator checking for leakages through the parts 14 Restore if necessary the paint layer as per the original paint specification Figure 2 ...

Страница 22: ...hes of the required sizes Position indicator alignment Verify the correct indication of the actuator position by the local position indicator OPEN when the actuator is in open position Pointer will be parallel to the axis of the actuator CLOSED when the actuator is in closed position Pointer will be indicating perpendicular to the axis of the actuator ...

Страница 23: ...c Fasten the piping in a right way in order not to cause loosening of threaded connections in the event that the system may be subject to strong vibrations d After the completion of the pneumatic connections operate the actuator in order to ensure that it works correctly Also check that its operating times are in accordance with those specified in the test certificate and that there are not leakag...

Страница 24: ...am e Check that the required remote signals valve position air pressure etc are correct f The setting of the components of the actuator control unit is according to the requirements of the plant g Check that there are no leaks in the pneumatic connections If necessary tighten the fittings h Check the correct working of the actuator with the pneumatic supply in open and closed direction i Restore t...

Страница 25: ...ded with a manual override check the correct working by operating the actuator for a small percentage not to affect the flow in the main line The actuator shall be operated back to its initial position just after the partial stroke end line is reached Every year a Check the lubrication of the scotch yoke and if necessary lubricate with SHELL GADUS S5 or equivalent grease b Check that there is no l...

Страница 26: ...proceed as described here below Warning Remember that a preloaded spring is included in the cylinder If SR Actuator Slowly unthread the screws item 45 of the tie rods item 40 in the proper sequence then remove the same screws with their washers item 46 Remove the end flange item 32 from liner item 43 Remove the spring item 53 from the liner bore if SR Actuator Gradually remove the liner from head ...

Страница 27: ...26 Figure 1 VA0 MODEL HEAD FLANGE INTEGRATED WITH FRAME Figure 2 ...

Страница 28: ...er head flange item 25 is integrated with frame Unscrew the four socket head screws item 27 along with seal washer item 52 which hold the head flange item 25 to the frame Pull out the Rod head flange item 25 from the frame Remove the Circlip item 54 from the integrated head flange on frame If VA0 models Remove the bushing item 11 from the integrated head flange on frame If VA0 models Remove the se...

Страница 29: ...ulty Valve Consult valve manufacturer documentation Actuator too slow Low supply pressure Adjust supply pressure Incorrect speed control settings Adjust speed controls to increase flow Exhaust port blocked Remove and clean the exhaust port silencers and replace The valve is jammed Consult valve manufacturer documentation Actuator too fast High supply pressure Reset Incorrect speed control settings...

Страница 30: ...tor that identifies each actuator with a unique number and when any disassembly process is undertaken all components removed from within the actuator assembly must be reinstalled within that specific actuator during the reassembly process DO NOT mix components from one actuator assembly with those of a different actuator assembly Refer to the Double acting actuator assembly drawing below ITEM DESC...

Страница 31: ...30 Refer to the Spring return actuator assembly drawing below ITEM DESCRIPTION QTY 10 FRAME SUB ASSEMBLY 1 20 SPRING CONTAINER ASSEMBLY 1 ...

Страница 32: ...R 6 SOCKET HEAD SCREW 24 NAME PLATE 42 PISTON 7 BUSHING 25 HEAD FLANGE 43 CYLINDER LINER 8 SCREW 26 O RING 44 O RING 9 SHAFT 27 SOCKET HEAD SCREW 45 SCREW 10 HOUSING 28 O RING 46 SPRING WASHER 11 BUSHING 29 O RING 47 O RING 12 SLIDING BLOCK 30 SCREW 48 O RING 13 PIN 31 WASHER 49 DRAIN PLUG 14 CIRCLIP 32 BLANK HEAD FLANGE 50 FRAME PIN 15 CIRCLIP 33 SEEGER 51 O RING 16 BUSHING 34 O RING 52 SEAL WASH...

Страница 33: ...OCKET HEAD SCREW 24 NAME PLATE 42 PISTON 7 BUSHING 25 HEAD FLANGE 43 CYLINDER LINER 8 SCREW 26 O RING 44 O RING 9 SHAFT 27 SOCKET HEAD SCREW 45 SCREW 10 HOUSING 28 O RING 46 SPRING WASHER 11 BUSHING 29 O RING 47 O RING 12 SLIDING BLOCK 30 SCREW 48 O RING 13 PIN 31 WASHER 49 DRAIN PLUG 14 CIRCLIP 32 BLANK HEAD FLANGE 50 FRAME PIN 15 CIRCLIP 33 CIRCLIP 51 O RING 16 BUSHING 34 O RING 52 SEAL WASHER 1...

Страница 34: ... kit is available as indicated on page 41 Note If bearing replacement is expected contact Cameron for additional instructions Detach the actuator from the valve assembly as the first step before starting to disassemble the actuator and the next step is to remove all the accessories 1 Ensure that the actuator is in the failed position i e at the end of spring stroke to disassemble the actuator from...

Страница 35: ...ITEM DESCRIPTION ITEM DESCRIPTION 25 HEAD FLANGE 37 SCREW 26 O RING 38 PIN 27 SOCKET HEAD SCREW 39 O RING 28 O RING 40 TIE ROD 29 O RING 41 GUIDE SLIDER 30 SCREW 42 PISTON 31 WASHER 43 CYLINDER LINER 32 BLANK HEAD FLANGE 44 O RING 33 CIRCLIP 45 SCREW 34 O RING 46 SPRING WASHER 35 HEX NUT 52 SEAL WASHER 36 SCREW 53 SPRING ...

Страница 36: ...tem 44 from end flange 6 Remove the circlip item 33 which holds the end stroke screw item 36 7 Remove the end stroke screw item 36 with locking nut item 35 from end flange Then remove the locking nut from the end stroke screw 8 If desired remove the seal item 34 from locking nut 9 If the actuator is spring return then remove the springs item 47 from cylinder liner 10 Gradually remove the cylinder ...

Страница 37: ...ION 1 SCREW 10 HOUSING 18 PIN 48 O RING 2 NUT 11 BUSHING 19 GASKET 49 DRAIN PLUG 3 COVER 12 SLIDING BLOCK 20 SCREW 50 FRAME PIN 4 SCREW 13 PIN 21 WASHER 51 O RING 5 PISTON ROD 14 CIRCLIP 23 FRAME COVER 54 CIRCLIP VA0 MODELS ONLY 6 SOCKET HEAD SCREW 15 CIRCLIP 26 O RING 7 BUSHING 16 BUSHING 29 O RING 9 SHAFT 17 SCOTCH YOKE 47 O RING ...

Страница 38: ...ove it from scotch yoke using a punch through hole in the frame where plug item 49 was removed It can be easy by hitting it with a hammer 14 Remove the Circlip s item 15 and careful removal of seals item 48 from both sides of the shaft item 9 then remove the shaft from frame 15 Remove the scotch yoke item 17 from the frame 16 Remove the bronze bushing item 16 and careful removal of seals item 47 1...

Страница 39: ...ugh the scotch yoke slot until it protrudes from the other side of the frame 13 Rotate the piston rod to install the pin item 13 and sliding blocks item 12 at the both side of the piston rod 14 Lock the sliding block with two circlip s 14 on top and bottom of the pin 15 Rotate the piston rod to position the sliding block item 12 aligned with scotch yoke slot 16 Lightly grease the female threads on...

Страница 40: ... of the piston 10 Locate the end flange item 32 and install the seal item 44 into the end flange groove 11 Locate the end flange item 32 and install the end stop adjustment of screw item 36 circlip item 33 seal item 34 and hex nut item 35 into the end flange Lightly grease the threads on the end flange where screw item 36 is going to be assembled Refer to figure 1 on page no 32 for exploded view 1...

Страница 41: ...correctly located into the shaft 22 Reassembly of the acting actuator is now complete C Adjustment after assembly Check the following when assembly is completed If satisfactory result is not obtained disassemble the actuator again find the cause and assemble it back together 1 Check valve opening and closing positions 2 Performance Check and Adjustment Check that the actuator operates smoothly whe...

Страница 42: ...ssembly exploded view on page 36 Item 19 qty 1 Item 47 qty 2 Item 48 qty 2 Item 51 qty 1 2 Cylinder sub Assembly Refer to pneumatic cylinder assembly exploded view on page 34 Item 28 qty 1 Item 39 qty 1 Item 29 qty 1 Item 34 qty 1 Item 41 qty 1 Item 44 qty 1 ...

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