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TLV CV10, Instruction Manual

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TLV CV10 Instruction Manual Download Page 20

 

172-65097M-05 (CV10 Control Valve)    7 Oct 2021

 

19 

Exploded View of Actuator (Reverse Action) 

 

 

 

 

Bolt

Bellowphragm Case

(Upper Cover)

Nut with
Seal Gasket

Bellowphragm

Retaining Band

Bellowphragm

Bellowphragm Holder

Bellowphragm Holder Nut

(Fixed in place,cannot be removed)

Actuator Stem

Nut

Washer

Nut

(15 

– 40 mm)

Connecting Support Plate

Feedback Plate Mounting Block

(Removable for 50 

– 150 mm)

Bellowphragm Case
(Lower Cover)

Hex Bolt

Feedback Plate

Flat-head Screw

Coil Spring

(The number of coil springs  

varies, depending upon the 

size and specifications)

Fixing Nut

Summary of Contents for CV10

Page 1: ...172 65097M 05 CV10 Control Valve 7 October 2021 Control Valve CV10 For Valve Unit with Actuator Copyright 2021 by TLV CO LTD All rights reserved ...

Page 2: ...hen the product is delivered before doing anything else check the specifications and external appearance to make sure nothing is out of the ordinary Also be sure to read this manual carefully before use and follow the instructions to be sure of using the product properly If detailed instructions for special order specifications or options not contained in this manual are required please contact TL...

Page 3: ... poses a threat of death or serious injury Indicates that there is a potential threat of death or serious injury Indicates that there is a possibility of injury or equipment product damage Install properly and DO NOT use this product outside the recommended operating pressure temperature and other specification ranges Improper use may result in such hazards as damage to the product or malfunctions...

Page 4: ...e to the product and burns or other injury due to malfunction or the discharge of fluids Use only under conditions in which no freeze up will occur Freezing may damage the product leading to fluid discharge which may cause burns or other injury Use only under conditions in which no water hammer will occur The impact of water hammer may damage the product leading to fluid discharge which may cause ...

Page 5: ...ptions This item is omitted from the nameplate when there are no options Valve partial list of standard specifications Connection IEC534 3 1 long face to face Applicable Fluids Steam Water Air Valve Construction Single seat globe valve Rangeability 50 1 15 to 50 mm 30 1 65 to 150 mm Valve Leakage Rate Rated Cv value capacity Metal seat 0 01 or less ANSI B16 104 1976 Class IV PTFE seat 0 0001 or le...

Page 6: ...10 197 kg cm2 Reverse Action Air to Open partial list of standard specifications Size mm Pressure Supplied to Filter Regulator Air Pressure Supplied to Positioner Air Pressure Supplied to Actuator Spring Range Air Pressure Supplied during Lift Adjustment 15 0 16 to 0 9 MPaG 0 14 MPaG 0 02 to 0 1 MPaG 0 01 MPaG 20 0 25 to 0 9 MPaG 0 22 MPaG 0 04 to 0 2 MPaG 0 03 MPaG 25 0 25 to 0 9 MPaG 0 22 MPaG 0...

Page 7: ...ngs 23 Bellowphragm Holder Nut 7 Washer 24 Actuator Stem 8 Gland Retainer 25 Bellowphragm Case Lower Cover 9 Stroke Gauge Holding Plate 26 Exhaust Tap 10 Stroke Gauge 27 Fixing Nut 11 Connecting Support Plate 28 Hex Bolt 12 Stroke Gauge Mounting Bolt 29 Nut 15 to 40 mm 13 Bonnet 30 Coupling Nut 14 Nut 31 Locknut 15 Washer 32 Stud Bolt 16 Bolt 33 Nut 17 Bellowphragm Retaining Band 34 V rings 1 2 3 ...

Page 8: ... Bellowphragm Holder Nut 7 Washer 24 Actuator Stem 8 Gland Retainer 25 Bellowphragm Case Lower Cover 9 Stroke Gauge Holding Plate 26 Exhaust Tap 10 Stroke Gauge 27 Fixing Nut 11 Connecting Support Plate 28 Hex Bolt 12 Stroke Gauge Mounting Bolt 29 Nut 15 to 40 mm 13 Bonnet 30 Coupling Nut 14 Nut 31 Locknut 15 Washer 32 Stud Bolt 16 Bolt 33 Nut 17 Bellowphragm Retaining Band 34 V rings 1 2 3 4 5 6 ...

Page 9: ...exceed the valve and actuator temperature limits 4 Before installing the product blow out the inlet piping to remove any piping scraps dirt welding chips etc 5 This valve is a control valve Though it adequately performs the function of a shutoff valve at start up frequent use as a shutoff valve causes a drop in performance Be sure to install a manual or automated shutoff valve at inlet and outlets...

Page 10: ...essure or temperature elevated Replace with a new valve and or new valve seat Leakage from Gland Area Visual Inspection Is liquid leaking from the slit between the gland and the valve stem Coat the gland and the valve stem thoroughly with grease thoroughly grease the V ring slot or replace with a new V ring Leakage from Actuator Visual Inspection Is air leaking from the actuator area or the exhaus...

Page 11: ...d Table of Tightening Torques for actuator disassembly reassembly Be sure to coat all threaded portions of the valve seat and bolts with anti seize before reassembly Perform the following procedure before disassembly 1 Disconnect the positioner signal wire 2 Stop air from being supplied to the positioner 1 Detaching Reattaching the Feedback Plate Part During Disassembly During Reassembly Flat head...

Page 12: ...troke Adjustment 1 Make sure that the valve is securely seated in the valve seat 2 Screw the locknut and coupling nut onto the valve stem until they are just short of coming into contact with the gland retainer Fig 1 3 Supply a lift adjustment supply air pressure of 0 09 MPaG to the actuator refer to the Specifications section The actuator stem will descend Fig 2 4 Screw the coupling nut up until ...

Page 13: ...king sure the V rings are in the proper orientation reattach the V rings with their grooves facing downward Washer Pull up and off Coil Spring Pull up and off 5 Disassembling Reassembling the Positioner Part During Disassembly During Reassembly Air Line Disconnect with a wrench Positioner Cover Remove with a flat head screwdriver Consult the table of tightening torques and tighten to the proper to...

Page 14: ...e Gland Section to remove the loosened gland retainer V ring washer and coil spring Part During Disassembly During Reassembly Valve When the Cv value is 30 or greater be careful of the orientation of the valve wing blades during reassembly improper orientation can result in noise or erosion of the valve and or valve seat NOTE Valve reassembly orientation for Cv values of 30 or greater When the Cv ...

Page 15: ...d Table of Tightening Torques for actuator disassembly reassembly Be sure to coat all threaded portions of the valve seat and bolts with anti seize before reassembly Perform the following procedure before disassembly 1 Disconnect the positioner signal wire 2 Stop air from being supplied to the positioner 1 Detaching Reattaching the Feedback Plate Part During Disassembly During Reassembly Flat head...

Page 16: ... securely seated in the valve seat Fig 1 2 Supply the spring range s maximum air pressure to the actuator refer to the Specifications section The actuator stem will ascend Perform the rest of the procedure with the actuator stem in this raised position Fig 2 3 Screw the locknut and coupling nut onto the valve stem until they are just short of coming into contact with the gland retainer 4 Supply a ...

Page 17: ...re the V rings are in the proper orientation re attach the V rings with their grooves facing downward Washer Pull up and off Coil Spring Pull up and off 5 Disassembling Reassembling the Positioner Part During Disassembly During Reassembly Air Line Disconnect with a wrench Positioner Cover Remove with a flat head screwdriver Consult the table of tightening torques and tighten to the proper torque m...

Page 18: ...e Gland Section to remove the loosened gland retainer V ring washer and coil spring Part During Disassembly During Reassembly Valve When the Cv value is 30 or greater be careful of the orientation of the valve wing blades during reassembly improper orientation can result in noise or erosion of the valve and or valve seat NOTE Valve reassembly orientation for Cv values of 30 or greater When the Cv ...

Page 19: ...ragm Bellowphragm Holder Bellowphragm Holder Nut Fixed in place cannot be removed Actuator Stem Nut Washer Fixing Nut Nut 15 40 mm Connecting Support Plate Feedback Plate Mounting Block Removable for 50 150 mm Bellowphragm Case Lower Cover Exhaust Tap Hex Bolt Feedback Plate Flat head Screw Coil Spring The number of coil springs varies depending upon the size and specifications ...

Page 20: ...ellowphragm Bellowphragm Holder Bellowphragm Holder Nut Fixed in place cannot be removed Actuator Stem Nut Washer Nut 15 40 mm Connecting Support Plate Feedback Plate Mounting Block Removable for 50 150 mm Bellowphragm Case Lower Cover Hex Bolt Feedback Plate Flat head Screw Coil Spring The number of coil springs varies depending upon the size and specifications Fixing Nut ...

Page 21: ...er V rings Washer Coil Spring Bonnet Nut Gasket Stud Bolt Stroke Gauge Stroke Gauge Mounting Bolt Nameplate Spring range Cv Value etc Valve Construction differs depending upon size Cv value etc Valve Seat A specialized tool is required for disassembly reassembly Body Nameplate Model Size Date of Manufacture etc ...

Page 22: ...uator Stem 17 35 17 35 24 70 Flat head Screw for Feedback Plate Slot width 2 mm 4 Slot width 2 mm 4 Slot width 2 mm 4 Fixing Bolt for Positioner 13 20 13 20 13 20 1 N m 10 kg cm Size mm 65 80 100 150 Part Distance Across Flats Torque Distance Across Flats Torque Distance Across Flats Torque mm N m mm N m mm N m Valve Seat Specialized Tool 1050 Specialized Tool 1550 Specialized Tool 2600 Bolt and N...

Page 23: ...oint The inlet pressure for the control valve is too high Check the inlet pressure for the control valve Reduce the inlet pressure Cv value and spring range must be changed The valve and valve seat are off center Move the valve stem up and down and check to see if it catches Reassemble the bonnet section correctly The valve and valve seat are worn Check the valve and valve seat Replace with a new ...

Page 24: ... there is water or oil entrained in the supply air check to see if the humidity at the location where the control valve piping location is too high Replace with a new positioner or have the positioner repaired improve the quality of the supply air Control valve opens and closes too slowly There is water or oil inside the positioner Check to see if there is water or oil entrained in the supply air ...

Page 25: ... group companies or 6 improper storage maintenance or repair or 7 operation of the Products not in accordance with instructions issued with the Products or with accepted industry practices or 8 use for a purpose or in a manner for which the Products were not intended or 9 use of the Products in a manner inconsistent with the Specifications or 10 use of the Products with Hazardous Fluids fluids oth...

Page 26: ...TIVE PRODUCT INJURY TO OTHER PROPERTY DAMAGE TO BUYER S OR THE FIRST END USER S PRODUCT DAMAGE TO BUYER S OR THE FIRST END USER S PROCESSES LOSS OF USE OR OTHER COMMERCIAL LOSSES WHERE DUE TO OPERATION OF LAW CONSEQUENTIAL AND INCIDENTAL DAMAGES UNDER THIS WARRANTY UNDER ANY OTHER EXPRESS WARRANTY NOT NEGATED HEREBY OR UNDER ANY IMPLIED WARRANTY NOT NEGATED HEREBY INCLUDING THE IMPLIED WARRANTIES ...

Page 27: ...oks Road Nunawading Victoria 3131 Australia Tel Fax 61 0 3 9873 5610 61 0 3 9873 5010 In East Asia 36 Kaki Bukit Place 02 01 02 Singapore 416214 Tel Fax 65 6747 4600 65 6742 0345 Room 5406 No 103 Cao Bao Road Shanghai China 200233 Tel Fax 86 0 21 6482 8622 86 0 21 6482 8623 No 16 Jalan MJ14 Taman Industri Meranti Jaya 47120 Puchong Selangor Malaysia Tel Fax 60 3 8065 2928 60 3 8065 2923 252 94 K L...

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