Metso GU series Installation, Maintenance And Operation Instructions Download | Manualshive

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Control Valves
Globe-Unbalanced Single Seated,
Top Guide

Series GU

Installation, Maintenance and
Operating Instructions

4 GV 71

en • 4/2

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Summary of Contents for GU series

Page 1: ...Control Valves Globe Unbalanced Single Seated Top Guide Series GU Installation Maintenance and Operating Instructions 4 GV 71 en 4 2018 ...

Page 2: ... class 3 1 6 Recycling and disposal 3 1 7 Safety precautions 4 2 TRANSPORTATION RECEPTION AND STORAGE 4 3 VALVE INSTALLATION 4 3 1 General 4 3 2 Installation into the pipeline 4 3 3 Control valve assembly 5 3 4 Valve insulation 5 4 MAINTENANCE 5 4 1 General 5 4 2 Gland packing adjustment 6 4 3 Replacing the gland packing 6 4 4 Replacing the trim and body reassembly 7 5 TESTING THE VALVE 8 6 REMOVA...

Page 3: ...ding on the body materials and bonnet type Flow direction indicated by an arrow on the body normally flow to open Actuator mounting threaded bonnet with yoke nut or bolted yoke Stem connection clamp with bolts nuts Dimensions see Section 10 Weights see Section 10 Note that the max shut off pressure is based on the mechanical maximum differential pressure at ambient tem perature You must always obs...

Page 4: ... valve maintenance Failure to do this may result in damage or personal injury CAUTION Beware of the plug movement Keep fingers other parts of the body tools and other objects out of the open flow port Leave no foreign objects inside the pipeline When the valve is actuated the plug functions as a cutting device Close and detach the actuator pressure supply pipeline for valve maintenance Failure to ...

Page 5: ... Check all joints piping and cables Check that the actuator stop screws positioner and limit switches are calibrated Refer to their installation mainte nance and operating manuals 3 4 Valve insulation If necessary the valve may be insulated Insulation must not continue above the upper level of the valve body see Figure 5 4 MAINTENANCE 4 1 General The Neles Single Seated Globe valves require no reg...

Page 6: ...C 4 45 33 900 3 4 10UNC 8 160 118 1500 3 4 10UNC 8 160 118 2500 3 4 10UNC 8 160 118 40 1 5 150 300 1 2 13UNC 4 45 33 600 1 2 13UNC 4 45 33 900 7 8 9UNC 8 140 103 1500 7 8 9UNC 8 140 103 2500 7 8 9UNC 8 140 103 50 2 150 300 1 2 13UNC 8 45 33 600 9 16 12UNC 8 65 48 900 7 8 9UNC 8 140 103 1500 7 8 9UNC 8 140 103 2500 7 8 9UNC 8 140 103 75 3 150 300 5 8 11UNC 8 90 66 600 5 8 11UNC 10 90 66 900 7 8 9UN...

Page 7: ... on the bonnet point in the same direc tion Insert the bonnet nuts into stud bolts and slightly fasten the stud nuts Insert the packing according to above 4 3 Tighten hexagon nuts 17 until plug and seat con tact is obtained with proper bolt torque Adjust and tighten the gland nuts finally NOTE The trim set consists of the seat plug and stem retainer and gaskets for seat and body CAUTION Do not reu...

Page 8: ...n assembled The pressure test should be carried out in accordance with an applicable standard for the pressure rating The valve must be in the open position during the test Fig 10 Trim Design Applications CAUTION Pressure testing should be carried out using equip ment conforming to the correct pressure class ...

Page 9: ... 5 Move down the top stem so that the distance bet ween the valve stem and actuator top stem should be gap 1 6 Fit the clamp to align with both stems thread 7 Line up the stroke indicator with the clamp indicator arrow and check actuator for operation 8 Tighten the socket head screws after adjusted the rated stroke Pilot valve construction In VDR and VDD 1 With the handwheel or pneumatically push ...

Page 10: ...ing spare parts always include the following information type code sales order number serial number number of the parts list part number name of the part and quantity required This information can be found from the identification plate or documents Fig 12 VD Actuator NOTE Always use original spare parts to make sure that the valve functions as intended ...

Page 11: ...nded spare part 1 BODY 2 PLUG SET 3 PLUG 5 STEM 6 PLUG PIN 3 YOKE NUT 4 GUIDE BUSHING 7 SEAT RING 8 BONNET 9a GLAND 9b GLAND FLANGE 10 RETAINER 12 DISC SPRING ASSY 13 STUD 14 STUD 17 HEXAGON NUT 18 HEXAGON NUT 19 IDENTIFICATION PLATE 21 LANTERN RING 22 SEAT GASKET X 65 BODY GASKET X 67 PACKING SPACER 69 PACKING RING X ...

Page 12: ... 6 34 10 63 4 33 4 92 6 1 6 1 0 63 0 87 0 87 3 87 4 5 4 5 4 4 4 49 51 60 2 10 10 51 11 26 3 27 3 27 3 27 7 01 11 61 4 33 5 91 6 5 6 5 0 75 0 75 0 75 4 75 5 5 4 8 8 55 60 71 3 11 73 12 52 13 27 4 29 4 29 4 72 8 74 12 99 4 53 7 48 8 27 8 27 0 75 0 87 0 87 6 6 63 6 63 4 8 8 121 126 137 4 13 86 14 49 15 51 5 31 5 31 5 31 9 76 14 96 5 51 9 06 10 04 10 83 0 75 0 87 1 7 5 7 87 8 5 8 8 8 176 183 203 Dimen...

Page 13: ...1 211 43 VD_37 D 375 514 535 46 Dimension inch Without handwheel With handwheel Size inch A2 Bd Bhd Br Bhr Weight lbs A2 A3 Bdh Brh Weight lbs VD_25 E 10 14 15 26 10 12 4 7 51 VD_25 D 10 15 16 37 VD_29 E 12 15 16 40 12 12 5 7 64 VD_29 D 12 17 18 57 VD_37 E 15 18 19 62 15 14 5 8 95 VD_37 D 15 20 21 101 Standard spring High spring VDD Side handwheel 25 29 37 Standard spring VDD R E VDD R D A2 A2 Wit...

Page 14: ... Crh Weight kg VD_48 E 486 652 677 86 896 865 1102 1072 112 VD_48 D 486 702 724 118 946 915 1152 1122 144 VD_55 E 566 695 720 112 940 910 1145 1115 145 VD_55 D 566 745 767 152 990 960 1195 1165 185 Dimension inch Without handwheel With handwheel Size inch A2 Bd Bhd Br Bhr Weight lbs Bdh Brh Cdh Crh Weight lbs VD_48 E 19 26 27 190 35 34 43 42 247 VD_48 D 19 28 29 260 37 36 45 44 317 VD_55 E 22 27 2...

Page 15: ...07 120 974 262 355 975 330 450 974 386 531 1259 1263 1267 140 994 269 365 995 338 461 994 394 543 1319 1323 1327 180 1034 283 386 1035 354 484 1034 410 567 1439 1443 1447 240 1094 303 417 1095 377 518 1094 435 604 1619 1623 1627 280 1134 451 628 1747 Stroke mm 30 40 50 ØC 15 ØC 18 ØC 22 B1 Weight lbs B1 Weight lbs B1 Weight lbs B2 A B B2 A B B2 A B 40 25 203 254 32 265 326 32 410 516 30 37 37 50 2...

Page 16: ...38 579 1484 1488 1542 120 1259 322 415 1260 376 514 1309 446 591 1544 1548 1602 140 1279 329 425 1280 384 525 1329 454 603 1604 1608 1662 180 1319 343 446 1320 400 548 1369 470 627 1724 1728 1782 240 1379 363 477 1380 423 582 1429 495 664 1904 1908 1962 280 1469 511 688 2082 Stroke mm 30 40 50 ØC 15 ØC 18 ØC 22 B1 Weight lbs B1 Weight lbs B1 Weight lbs B2 A B B2 A B B2 A B 40 37 295 346 43 397 459...

Page 17: ...le for VD_25 29 37 Q Cryogenic Applicable for VD_48 55 Optional bonnet construction L Bellows seals Applicable for VD_25 29 37 M Bellows seals Applicable for VD_48 55 Y Special Special 6 BODY BONNET MATERIAL J2 A216 gr WCB S6 A351 gr CF8M Optional body material S1 A351 gr CF3M YY Special 7 MODEL CODE B Model B 8 PLUG MATERIAL Material Description P1 410 SS General for carbon steel valve T6 316 SS ...

Page 18: ...16L SS Formed Y Special 15 PACKING MATERIAL G PTFE Carbon fiber F Graphite T PTFE V Ring Optional packing material H Hi Graphite Y Special 16 SEAL RING MATERIAL X Not applicable 17 GASKET MATERIAL S S W gasket type 316 SS Graphite for general L S W gasket type 316 SS PTFE Optional gasket material H S W gasket type 316 SS Graphite for high temp Y Special 18 STUD NUT MATERIAL A A193 gr B7 A194 gr 2H...

Page 19: ... 2 20 2 20 4 20 5A 5 Step reduction 0 5 20 0 7 20 1 2 20 2 2 20 6A 6 Step reduction 0 3 20 0 4 20 0 8 20 1 2 20 L Linear FT Tendril 1 Full capacity 7 20 9 20 13 5 20 28 20 49 20 100 40 190 40 E Equal 1T Tendril 1 1 Step reduction 4 20 5 5 20 8 5 20 16 20 28 20 70 40 120 40 2T Tendril 1 2 Step reduction 2 3 20 3 20 5 4 20 10 5 20 17 20 42 40 72 40 3T Tendril 1 3 Step reduction 1 5 20 2 20 3 1 20 6 ...

Page 20: ...v Independéncia 2500 Iporanga 18087 101 Sorocaba São Paulo Brazil Tel 55 15 2102 9700 Fax 55 15 2102 9748 Asia Pacific 238B Thomson Road 17 01 Novena Square Tower B Singapore 307685 Tel 65 6511 1011 Fax 65 6250 0830 China 11 F China Youth Plaza No 19 North Rd of East 3rd Ring Rd Chaoyang District Beijing 100020 China Tel 86 10 6566 6600 Fax 86 10 6566 2583 Middle East Roundabout 8 Unit AB 07 P O B...

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