SERVICE MANUAL No. I-0004 - Emerson Process Management
Contents
1. 11 2412 4 21895 AFIQ TUNG JAA ON OTT Br egeta 553814 tee buyddel s169 2225 1222 20202201 Ta as pagesa JOSH 19935 o 5 Poeg 15655 16995 deus 22 22 eee Toa ray 5890 NOILONYLSNOD 30 51 1 NOILdIYOS3O 1511 SLUVd 04 NYHL SE 531835 14 i 0004 wpd 181 ZZL 981 88 531435 914 813404 Sr NO 1 219 1 YIMOd 2 5 6 Q OGO 666 IVOIdAL 45 ma KII 81138 81138 511114 0004 2 J SL 0 09 ATLAS 01 MORN 0 aaa e po 83308 188 379815 pareta se 158 E 22 rea DE ae ea E 513000 857580139 5019951 an uer doas e 013 oye NIN 23 _______ 342. BOLT NUT TORQUE LB FT COVER BOLTS 12 PISTON NUT BOLTS 1500 2400 STAY ROD NUTS 30 100 MOUNTING PLATE BOLTS MAX ENGAGEMENT MOUNTING BOLT SIZE 5 8NC 5 8NC INTO DRIVE CASE INCH 1 1 8 1 3 4 i 0004 wpd 12 cANADALTD Actuators amp Controls i 0004 wpd 6 25 29 SINGLE ACTING CYLINDER TYPICAL 29 iy SN 2 lt A gt E SN t t 3 2 gt gt 4 9 5 ama Wah 2 6 778 z OWA 2 2 fe e 1 ANN 3 J SL 93 2 0 SITA 114 OU oseetd syed areds saya ae aT peta 19935 200 pe Texted 22 0 SOW NENLEY pee eS aa ea 7 Bapi 0 6095 pa ae 19935 11 2 panera 19935 5 SOOT angi 7 19995 36 _ punom aga eeta U U TASH pened OT 003819 BUTY O 913090 USTA it 0 NIN NIMIM MMN i 88 3 3 88 gt
3. Remove yoke 3 and thrust bearing 3a 11B Remove yoke bushing 8 drive rod guides 13 and O rings 9 INSPECTION AND CLEANING Check O rings bushings and gaskets for damage Replace if necessary Check cylinder bore for scoring Check metal parts for wear corrosion and physical damage All parts except gaskets should be cleaned with varsol Lubricate yoke slots drive pin rollers bushings and guides with a light coating of grease Lubricate O rings gaskets and cylinder bore with a generous amount of Dow Corning 55M grease or equivalent i 0004 wpd 6 ASSEMBLY DRIVE CASE ASSEMBLY 1 Install bushings 8 and drive rod guides 13 SERIES 35 THRU 70 ONLY 2A Install O rings 9 on stem 3b Assemble yoke 3 and stem in drive case 1 Install yoke pins 3c and snap rings 3A Make up drive rod assembly 4 5 6 and 7 Slide drive rod into position between yoke arms 4A Apply silicone sealant around edge of cover Install cover 2 and cover screws 10 Replace indicator 11 SERIES 85 THRU 185 AND 127 THRU 187 ONLY 2B Install yoke thrust bearing 3a on yoke 3 Install O rings 9 in drive case cover 2 and drive case 1 Install yoke 3 in drive case 1 3B Install drive rod 4 drive rollers 6 drive pin 5 and snap rings 7 Access to lower snap ring is through breather plug 1a hole 4B Apply silicone sealant around rim of drive case cover 2 and yoke cover 11a and inside the bolt pat
4. plate 2 at bottom of stroke It is adjustable on the valve stem and locked with a setscrew The top of stroke end stop 20 is adjusted and then locked with jam nut 19 i 0004 wpd 10 TESTING AND TROUBLESHOOTING 1 Check accessories to ensure adequate pressure and flow of air to cylinders 2 Ifa mechanical override device handwheel or hydraulic handpump is present ensure that it is disengaged to allow movement of the operator 3 With pressure applied to the operator check gaskets and end stops with soapy water or another leak detecting fluid A leak indicates that nuts must be tightened or gaskets O rings replaced 4 With pressure applied to the operator check for leakage blow by from the opposite side of the piston A leak indicates that O rings must be replaced 5 If the operator has not been operated for a long period of time some leakage past piston seals may be observed upon start up Operating the operator a few times should cause the O rings to regain their resiliency and stop this leakage i 0004 wpd 11 SPECIFICATIONS ROTARY MAXIMUM ALLOWABLE WORKING PRESSURE 160 PSI MODEL SERIES SERIES 35 SERIES 50 SERIES 60 SERIES 70 BOLT NUT TORQUE LB FT STAY ROD NUTSBOLTS 2030 50 8040 MOUNTING BOLTS 20 30 so 100 MAX ENGAGEMENT MOUNTING BOLTS SIZE 3 8NC 1 2NC 5 8NC 3 4NC INTO DRIVE CASE 1 1 4 1 1 4 1 1 4 1 1 2 INCH MODEL SERIES SERIES3 SERIES5 5 7
5. use a spring in one of the cylinders to provide a positive fail safe action in case of loss of air supply At this time identify the type of fail safe action Place the operator with the yoke bore or stem nearest you and vertical with cylinders extended to the sides A spring cylinder long cylinder to the right side will open the valve on loss of air eg fail open A spring cylinder to the left side will provide fail close action NOTE 2 end cap of the spring cylinder does not require O ring 26 or gasket 19 seals If disassembly is required carefully release the preload of the spring by slowly and evenly loosening the stay rod nuts 24 until the spring pressure is released Remove the spring cartridge from the cylinder taking care not to score the cylinder bore WARNING DO NOT DISASSEMBLE SPRING CARTRIDGE The spring cartridge 29 thru 34 is a self contained unit with the spring held in the cartridge under compression ALL OTHER MODELS 3 Remove stay rod nuts 24 lockwasher 23 end cap 22 and gasket 19 4 Remove cylinder 20 5 Remove one or two stay rods 21 to allow removal of the piston Leaving at least one stay rod in place will prevent confusion during reassembly of spring return models See WARNING NOTE above 6 Remove lock nut or capscrew 18 Remove piston 15 piston seal 17 and piston center O ring 16 7 Remove cylinder plate 12 gasket 19 drive rod guide 13 and drive rod
6. 01 01 rev6 aa ps 1996 07 31 app lt kist EN O SD P 18
7. 85 Series 85 105 125 145 165 and 185 and Series 127 thru 187 Series 127 147 167 and 187 have a two piece drive case with the yoke fitted directly over the valve stem or adaptor and keyed Refer to Fig No 2 The series numbers refer to piston diameter and lever arm The letters immediately following the series number refer to type of operation 5 One double acting piston the opposite end of the operator being simply drive cover D Two double acting pistons DSR Spring return with two single acting pistons acting against the spring M Suffix following any of the above indicates hydraulic manual override Eg Model 85D refers to a double acting operator with a 8 diameter piston and 5 lever arm Model 127D refers to a double acting operator with a 12 diameter piston and 7 lever arm WARNING NOTE DO NOT DISASSEMBLE SPRING CARTRIDGE IN SPRING RETURN MODELS THIS UNIT IS UNDER LOAD AND MUST BE RETURNED TO THE FACTORY FOR SERVICE i 0004 wpd 4 DISASSEMBLY CYLINDER DISASSEMBLY 1 sure no air pressure is being applied to the operator and then disconnect all piping to the operator ALL MODELS Follow Steps 2 thru 7 for each cylinder until only the drive case remains intact The same procedure can be used for hydraulic cylinders but note that O rings replace cylinder gaskets 2 Remove jam nut 28 washer 27 and O ring 26 SPRING RETURN SR MODELS ONLY NOTE 1 Spring return operators
8. Edmonton Alberta Canada 5V2 Tel 403 450 3600 Bettis Canada Ltd 4112 91A Street SSE ae Actuators amp Controls Fax 403 450 1400 iene Edmonton SERVICE MANUAL No 1 0004 E SERIES ROTARY AND LINEAR OPERATORS CUSTOMER W O TAG DATE APPLIES TO OPERATOR MODEL 1 0004 1 REV6 1996 06 06 SERVICE MANUAL FOR PNEUMATIC AND HYDRAULIC OPERATORS CONTENTS DWG NO INSTALLATION MAINTENANCE eer bord MODEL IDENTIFICATION DISASSEMBLY CYLINDER DRIVE CASE t Bedsits E D E ENE INSPECTION AND CLEANING ASSEMBLY DRIVE CASE CYUINDER 2 2 LINEAR OPERATORS DISASSEMBLY ASSEMBLY ama aataid aatatel ae TESTING AND TROUBLESHOOTING SPECIFICATIONS FIGURE 1 SERIES 35 THRU 70 CYLINDERS FIGURE 1 PARTS LIST SERIES 35 THRU 70 FIGURE 2 SERIES 3 5 AND CYLINDERS 3 22 pahad t FIGURE 2 PARTS LIST SERIES 83 THRU 143 88 THRU ASS 127 THRU 180 eae ea Feo Pe eae eit GATE VALVE OPERATOR AND PARTS LIST i 0004 wpd 2 GENERAL Bettis E Series linear operators are cylinders adapted to gate and globe valves and the like Bettis E Series quarter turn operators use a scotch yoke mechanism to convert piston motion to a 90 rotation INSTALLA
9. NUT WASHER AISI 4140 CAPSCREW PISTON JACKNUT PISTON AISI 4140 NUT STAY ROD 61 LOCK DOWN BAR AISI 10187 C1020 STOP HOLDER CSA 350W STEM NUT CONNECTOR BODY AISI C10187 C1020 AISI 1018 1020 TRIGGER RING AL 6061 6 105 LUG ASTM A36 PEDESTAL 33 5 Ni ASTM 516 70 6 CSA 6441 3503 42 GASKET VIEW PLATE NEDPRENE SCREW VIEWPLATE 55 304 48 CAPSCREW COVER PLATE 55 304 64 PEDESTAL PLUG 55 304 COUPLER 5 564 630 1150 HOLD DOWN ROD AIST 4140 NOTE RECOMMENDED SPARE PARTS REPAIR g 1 D INDICATES OPTIONAL PART 7 FASTENERS AND MAINTENANCE TOOLS ARE 51 1 SIZE N 4 3 2 9 ale G2 32 52 55 1 56 C4 50 33 Gy 9 4999 0 10 9 96 8 8 VALVE BODY ESS SPECIFIED OTHERWISE seamen overs BETTIS CANADA LTO BELA BETTIS CANADA LTD Actuators amp Controis C ASSEMBLY SERIES GVO LP DA CLOSED PEDESTAL C 0273 BWG REV BY DATE REF JUN 08 96 Bean 84 SCALE 110 RB 4 DATE WIN 08 96 XX 02 155 07482 1 DWG NO CB0273 pey s 01 221 1 0004 17 i 0004 wpd 1978
10. TION Place operator and valve in the same position both open or both closed and both safely maintained in that position ie line depressurized for gate and butterfly valves Remove valve lever handwheel or gear per valve manufacturer instructions Check mounting surfaces coupling and orientation of the operator to the valve for any discrepancy Set operator in position on the valve and install all bolts and nuts Align the operator to the valve stem while bolts are somewhat loose then tighten bolts nuts evenly and completely to mechanics standard torque or specifications Page 12 Adjust operator end stops for fully open and fully closed positions ensuring operator not valve stops absorb the load except in special cases per valve manufacturer explicit instructions NOTE Operators shipped with valves have the end stops set at the factory and should not require further adjustment MAINTENANCE The only servicing expected under normal operating conditions is O ring and gasket replacement Only cylinder disassembly is necessary for O ring and gasket replacement but full disassembly instructions will be provided by this manual Tools and material required are a set of standard sized wrenches snap ring pliers a pair of 10 or longer screwdrivers petroleum grease Dow Corning 55M grease or equivalent a tube of sealant eg silicone commercial solvent eg varsol leak detecting fluid eg soapy water All par
11. Valve Operators GVO use pneumatic GVO LP or hydraulic GVO HP double acting cylinders to provide thrust on the valve stem Refer to page 17 eae eae DISASSEMBLY Make sure no pressure is being applied then disconnect all piping to the operator To replace O rings and gaskets without demounting operator proceed as follows Remove end stop 20 washer 18 and O ring 17 Remove stay rod nuts 16 lockwashers 15 end cap 14 and gasket or O ring 11 Remove sufficient stay rods 13 to allow removal of cylinder and piston Remove cylinder 12 Remove lock nut 9 piston 8 piston seal 10 and piston center O ring 7 Remove cylinder plate 5 gasket or O ring 11 drive rod guide 3 and drive rod seal 4 ASSEMBLY Inspect and clean parts See page 7 Install drive rod seal 4 drive rod guide 3 and gasket or O ring 11 in cylinder plate 5 Install cylinder plate and align port to match existing tubing Install piston center O ring 7 and piston seal 10 in piston 8 Install piston 8 and lock nut 9 on drive rod 6 Install cylinder 12 over piston 8 and ensure the cylinder end is seated properly on cylinder plate 5 Install stay rods 13 Install O ring or gasket 11 on end cap 14 Install end cap and ensure cylinder end is properly seated Install O ring 17 washer 18 jam nut 19 and end stop 20 TRAVEL STOP ADJUSTMENT The stem connector 1 stops against the mounting
12. heas 1 2 oor Te EA et eae EEH sa 7 61 81 1 2 22077 1996 20 POH _______ 5 29 5 199457 2 at ta Sg 1900 exo Part Sw o ______ 19945 77 pee a 58255 35303 2 DO 5 19935 VV 1 1 iw _ 199351 77721 ____ 19935 ____ ______ _____ ISTUUL ________ INT _______ ee x NIN Tx a Aj sw 59029 12038319 2858 1 0144182530 1511 51 4 4 181 ZZL 581 NYHL 98 531435 6 1 i 0004 wpd DESCRIPTION MATERIAL DRIVE ROD AIST C1045 END PISTON CYLINDER STAY ROD ASTM 516 70 0273 DWG NO ASTM 4516 70 AISI 4140 ROD GUIDE MOLYGARD CYLINDER GASKET JM CLIPPER 60 PISTON NITRILE DRIVE ROD NITRILE PISTON CENTER NITRILE STOP COVER NITRILE URE THANE HALLITE 506 END STOP GR 87 END STOP COVER AISI JACK
13. seal 14 MODELS 355 50S AND SERIES 35 THRU 70 SPRING RETURN SR MODELS ONLY i 0004 wpd 5 Single acting cylinders do not require cylinder plate 12 Disregard Step 7 SERIES 83 THRU 163 85 THRU 185 AND 127 THRU 187 ONLY Removal of cylinder plate 12 first requires removal of mounting screws 12a and washers 12b MODELS 1235 THRU 1655 1255 THRU 1855 AND 1675 THRU 1875 ONLY One side of the operator is simply a drive rod cover and does not require disassembly Disregard the following unless complete disassembly is required Remove mounting screws 38 and drive rod cover 37 DRIVE CASE DISASSEMBLY SERIES 35 THRU 70 ONLY 8A Remove drive rod 4 and roller assembly 5 6 and 7 Remove snap rings 7 Remove drive rollers 6 and drive pin 5 from drive rod Remove cover screws 10 and cover 2 10A Remove indicator 11 after noting its original position Remove yoke pins 3c and snap rings 3d Remove stem 3b and yoke 3 11A Remove stem bushings 8 and O rings 9 SERIES 85 THRU 185 AND 127 THRU 187 ONLY 8B Remove breather plug 1a Remove snap rings 7 Access to the lower snap ring is through breather hole with a pair of long screwdrivers Remove drive rollers 6 and drive pin 5 Remove drive rod 4 9B Remove cover screws 10 and yoke cover screws 11b Remove yoke cover 11a and indicator 11 assembly after noting its original position Remove drive case cover 2 10B
14. t numbers referred to are listed on the schematic diagrams Fig No 1 and No 2 O rings gaskets and other soft parts are available from the factory as repair kits Lubricant also available from factory Please contact the factory or representative for repair kits or additional information and include the complete serial number i 0004 wpd 3 MODEL IDENTIFICATION Series 35 thru 70 Series 35 50 60 and 70 have a one piece drive case with stem extended from top and bottom Refer to Fig No 1 The series numbers refer to piston diameter Eg Model 50D refers to a double acting operator with a 5 diameter piston The letters immediately following the series number refer to type of operation 5 5 Series use only one double acting cylinder Single acting Pressure be applied to one side of the piston to move it in one direction only Force for the return stroke is provided by the opposing single acting piston or spring D Series use two double acting cylinders Double acting Pressure may be applied to either side of the piston to move it in either direction SSR Spring return with one single acting piston acting against the spring DSR Spring return with two single acting pistons acting against the spring MJ Suffix following any of the above indicates jackscrew Suffix following any of the above indicates hydraulic manual override Series 83 thru 163 Series 83 103 123 143 163 Series 85 thru 1
15. tern to make it weather tight Install drive case cover 2 and yoke cover 11a and indicator 11 assembly Install cover screws 10 yoke cover screws 11b and breather plug 1 i 0004 wpd 7 CYLINDER ASSEMBLY SPRING RETURN SR MODELS ONLY Identify fail safe action desired before reassembly See DISASSEMBLY NOTE 1 page 5 Even tightening of stay rods on spring end is essential to keep cylinder aligned to housing and drive rod If possible reassemble with cylinder vertical If not support the spring cylinder while gradually and evenly tightening stay rod nuts in an alternating pattern ALL MODELS Proceed with Steps 5 thru 9 and repeat as necessary to reassemble all cylinders Take care to align ports to match any existing tubing 5 Install drive rod seal 14 and gasket 19 in cylinder plate 12 Install cylinder plate over drive rod 4 MODELS 35S 50S 35SSR AND 50SSR ONLY Single acting cylinders do not require cylinder plate 12 Disregard Step 5 SERIES 35 THRU 70 SPRING RETURN DSR MODELS ONLY The single acting cylinder opposite the spring cylinder does not require cylinder plate 12 Disregard Step 5 for this cylinder SERIES 85 THRU 185 AND 127 THRU 187 ONLY 5A Install washers 12b and mounting bolts 12a to fasten cylinder plate 12 to drive case 2 MODELS 125S THRU 185S ONLY 5B Install drive rod cover 37 and mounting screws 38 MODEL 70D3 AND 70D3SR ONLY These models include an additional c
16. ylinder on one side of the operator Perform Step 6 using drive rod extension 35 to replace lock nut 18 Perform Step 7 Perform Step 8 using the longer of the two short cylinders on Model 7OD3SR Repeat Step 5 using center cylinder plate 36 Repeat Step 6 and 8 6 Install piston seal 17 and piston center O ring 16 on piston 15 Install piston on drive rod end Install lock nut or capscrew 18 i 0004 wpd 8 SPRING RETURN SR MODELS ONLY Install spring cartridge as shown in Fig No 1 and Fig No 2 If possible place operator with drive rod vertical and install spring cartridge assembly before replacing spring cylinder If not position the drive rod so it extends as far as possible into the spring cylinder and install spring cartridge assembly Be careful at all times not to score cylinder bore 7 Install stay rods 21 8 Slide cylinder 20 over piston 15 into cylinder plate groove 9 Install cylinder gasket 19 on 22 except for spring cylinders and install end cap Ensure that the cylinder is seated in the end cap and cylinder plate groove Install lockwashers 23 and nuts 24 tightening evenly across the end cap to prevent damage to the cylinder and to ensure a tight seal on the gaskets 10 Install O ring 26 washer 27 and jam nut 28 on end stop 25 Thread end stop into end cap to adjust travel and tighten jam nut i 0004 wpd 9 LINEAR OPERATORS Bettis E Series Gate
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