Emerson Fisher TBX Instruction Manual Download Page 23 | Manualshive

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Instruction Manual

D103172X012

TBX Valve

May 2014

23

Figure 11. Fisher Flow Down TBX Assembly with Bolted Seat Ring

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Summary of Contents for Fisher TBX

Page 1: ...and qualified in valve actuator and accessory installation operation and maintenance To avoid personal injury or property damage it is important to carefully read understand and follow all the contents of this manual including all safety cautions and warnings If you have any questions about these instructions contact your Emerson Process Management sales office before proceeding Description The TB...

Page 2: ...w up only J SA105 Carbon Steel with Alloy 6 J SA182 Grade F22 2 1 4 Cr 1 Mo with Alloy 6 J SA182 Grade F91 9 Cr 1 Mo V with Alloy 6 Bolted Seat Ring J SA182 Grade F22 2 1 4 Cr 1 Mo with Alloy 6 and N07718 Bolting J N06625 with Alloy 6 and N07718 Bolting Plug Control Plug J SA182 Grade F22 2 1 4 Cr 1 Mo with Alloy 6 Guiding Surfaces J SA182 Grade F91 9 Cr 1 Mo V with Alloy 6 Guiding Surfaces Stem J...

Page 3: ...e outfitted with WhisperFlo Trim technology The simplified trim configuration is thermally compensated to handle the rapid changes in temperatures expected during a turbine trip Water atomization and vaporization are key elements in any steam conditioning application The TBX incorporates a spraywater manifold consisting of variable geometry Type AF nozzles producing a spray pattern suitable for hi...

Page 4: ...fer to the WARNING at the beginning of the Maintenance section in this instruction manual CAUTION This valve is intended for a specific range of service conditions see table 1 Applying different conditions to the valve could result in parts damage malfunction of the valve or loss of control of the process Do not expose this valve to service conditions or variables other than those for which this v...

Page 5: ...are to be welded with the valve assembled the valve plug should be maintained off the valve seat during all associated operations If the valve is to be welded by SMAW process the valve must be disassembled for welding to ensure that any weld slag is removed from the valve CAUTION Depending on valve body materials used post weld heat treating may be required If so damage to internal parts is possib...

Page 6: ... the nozzles increases water flow through the nozzles CAUTION Pneumatic lines where applicable should be thoroughly blown clean with dry air before connection Check electronic lines for correct connection 10 If foreign debris has been introduced into the valve or upstream piping during installation it must be removed prior to using the valve for the first time A Blowout or Blowdown tool can be pur...

Page 7: ... wear galling damage and particulate damage paying close attention to the seating and guiding surfaces Re cutting machining of seating surfaces can be performed by your local Emerson Service Center As needed for optimal performance 23 53 Stem and Stem Pin Inspect stem for dings scoring and galling Inspect valve stem connection for tightness Valve stem connection can be repaired by your local Emers...

Page 8: ...essure when removing the packing hardware or packing rings or when loosening the packing box pipe plug D Check with your process or safety engineer for any additional measures that must be taken to protect against process media Shut off water and steam flow and vent all system pressure before breaking any pressure boundaries WARNING Residual system pressure may be released during the following ste...

Page 9: ...with an outer seal ring and an inner expander ring The outer ring diameter should be expanded beyond the diameter of the plug in its free state It can be shifted within its groove to inspect for uneven wear around its circumference The piston ring should require some compression when installing the plug into the cage Lack of required compression indicates that the piston ring has worn or relaxed a...

Page 10: ...ing or filing to remove any interference of the clearance zones between the internal bores and the mating parts All signs of thermal fatigue should be carefully evaluated to determine if repair or replacement is necessary Your local Emerson Service Center can help determine the severity of damage if present and recommend a course of action Figure 3 Fisher AF Nozzle Cross Section A7191 2D SPRAY HEA...

Page 11: ... sleeve key 37 7 In the absence of external forces the nozzle must be fully closed If the nozzle is not fully closed it will need to be replaced 8 Inspect the water injection holes for reduced or non circular shape due to erosion Every hole must be the same size and shape If any are over sized or non circular in shape the nozzle will need to be replaced 9 Inspect the interior of the water injectio...

Page 12: ...n AF NOZZLE BODY WIRE TACK WELD ON BOTH ENDS GA26453 17 Reassemble in the following order nozzle sleeve gasket key 47 nozzle body flange gasket key 48 spray nozzle sleeve assembly key 30 and 37 nozzle body flange key 20 washers key 59 and stud nuts key 58 It is required to replace the nozzle sleeve gasket key 47 and nozzle body flange gasket key 48 with new gaskets each time the nozzle body flange...

Page 13: ...fferent required torque values Failure to calculate correct torque values for different lubricants than recommended can lead to personal injury and equipment damage Valve Assembly 1 Cleaning Make certain that all interior surfaces of the valve body and bonnet including the packing box are clean and free of dirt including the inlet and outlet openings All surfaces of the valve interior that receive...

Page 14: ...eck the torque adjusting as necessary Table 5 TBX Flow Up and Flow Down Bolted Seat Ring Torque with Nickel Never Seez Lubricant CAP SCREW SIZE THREADS PER INCH LUBRICATION RECOMMENDED BOLT TORQUE Inch N m lbf ft 3 8 16 Nickel Never Seez 41 30 1 2 13 91 67 5 8 11 163 120 WARNING Different lubricants can produce different required torque values Failure to calculate correct torque values for differe...

Page 15: ...des a plug key 22 stem key 23 stem pin key 53 retainer key 25 piston ring key 45 and Bore Seal ring key 46 Lubricate the plug assembly at all raised outside diameter surfaces and lubricate the piston ring s and Bore Seal ring 9 Orient the Bore Seal for correct sealing action based on the process fluid flow direction through the valve refer to figure 5 to complete this step Figure 5 Fisher Bore Sea...

Page 16: ...ter of the ring The plug s should slide into the cage s smoothly with little effort Refer to figures 7 and 9 17 Install the second cage gasket key 43 over the cage boss where it will be self centering for the mating bonnet groove 18 Apply appropriate high temperature anti seize lubricant to the bonnet studs key 54 and screw them into the valve body Back the studs out 1 2 to 1 turns after bottoming...

Page 17: ...2 After the body bonnet studs have been torqued to the required level check the plug movement to ensure that the plug still moves freely 23 Recheck cleanliness of the packing box Insert the packing box ring key 63 over the stem and into the packing box Measure the depth of the packing box before and after ring insertion to be certain that it has traveled to the bottom of the packing box Insert pac...

Page 18: ... 36 49 61 75 90 33 45 56 68 82 24 33 41 50 60 2 CL300 CL600 CL900 CL1500 CL2500 65 91 120 147 170 48 67 88 108 125 59 83 109 133 156 43 61 80 98 115 WARNING Different lubricants can produce different required torque values Failure to calculate correct torque values for different lubricants than recommended can lead to personal injury and equipment damage Figure 7 Fisher TBX Flow Up Class IV Constr...

Page 19: ...Figure 8 Fisher TBX Flow Up Class V Construction PLUG DIAMETER AT BORE SEAL TRIM INSTALLATION CAGE BORE AT PLUG GUIDE CAGE BORE AT BORE SEAL RING SEAT CAGE BORE AT PISTON RING CLOSED POSITION OPEN POSITION BORE SEAL TRIM CONFIGURATION TBX PORT SIZE E0921 ...

Page 20: ...nstruction Manual D103172X012 TBX Valve May 2014 20 Figure 9 Fisher TBX Flow Down Construction CLASS IV DOUBLE PISTON RING CONFIGURATION CLASS V BORE SEAL TRIM CONFIGURATION CLOSED POSITION OPEN POSITION ...

Page 21: ...6 25 6 34 5 92 6 02 6 04 6 24 6 22 0 10 0 10 0 32 R 06 GE18266X012 7 00 7 11 6 69 6 79 6 81 7 01 6 99 0 09 0 10 0 32 R 06 GE18264X012 7 62 7 76 7 34 7 44 7 46 7 66 7 64 0 10 0 10 0 32 R 06 GE18263X012 8 00 1 n a 9 20 9 39 8 97 9 07 9 09 9 29 9 27 0 10 0 10 0 32 R 06 GE17916X012 10 00 10 12 9 7 9 80 9 82 10 02 10 00 0 10 0 10 0 32 R 06 GE17914X012 11 00 1 n a 11 20 11 35 10 93 11 015 11 025 11 265 ...

Page 22: ...trided 22 Control Plug SA182 Grade F22 Alloy 6 SA182 Grade F91 Alloy 6 23 Stem SA 479 Type S20910 N07718 24 Seat SA 105 Alloy 6 SA182 Grade F22 Alloy 6 SA182 Grade F91 Alloy 6 N06625 Alloy 6 25 Plug Retainer SA182 Grade F22 Alloy 6 SA182 Grade F91 Alloy 6 30 Spray Nozzle S41000 SST Key Description 37 Nozzle Sleeve F22 43 Cage Gasket N07750 Graphite 2 req d 45 Piston Ring Alloy 6B N07750 46 Bore Se...

Page 23: ...Instruction Manual D103172X012 TBX Valve May 2014 23 Figure 11 Fisher Flow Down TBX Assembly with Bolted Seat Ring ...

Page 24: ...Instruction Manual D103172X012 TBX Valve May 2014 24 Figure 12 Fisher Flow Up TBX Assembly with Bolted Seat Ring ...

Page 25: ...Instruction Manual D103172X012 TBX Valve May 2014 25 Figure 13 Fisher Flow Up TBX Assembly with Welded Seat Ring GE12463 A ...

Page 26: ...Instruction Manual D103172X012 TBX Valve May 2014 26 ...

Page 27: ...Instruction Manual D103172X012 TBX Valve May 2014 27 ...

Page 28: ...able upon request We reserve the right to modify or improve the designs or specifications of such products at any time without notice E 2003 2014 Fisher Controls International LLC All rights reserved Fisher Whisper Trim and WhisperFlo are marks owned by one of the companies in the Emerson Process Management business unit of Emerson Electric Co Emerson Process Management Emerson and the Emerson log...

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