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Flowserve FlowTop V726, Disassembly/Reassembly Instructions

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Flowserve FlowTop V726 Disassembly/Reassembly Instructions Download Page 17

17

Schmidt Armaturen

AI - FlowTop

Mixing Valve

SPM - Code : V7xx 

W

xVNA   . . .   

M

OTP2LG

Disassembly

Step 01

  •  Unscrew hexagon nuts (1.4) 

Reassembly

Step 01

  •   Grease stud screws

     

CAUTION !

      Lubrication as per Table 06

 (Page 65)

  •   Screw hexagon nuts in place (1.4) and tighten in a    

    diagonally opposite sequence using the torque wrench

     

CAUTION !

      Nut tightening moment (1.4) 

      as per Table 01

 (Page 64)

      When tightening the nuts pay attention to the  

      alignment of the plug (do not rub or insert the

      plug in the open / closed movement)

  •   Tighten the hexagon nuts of the compression gland (3.6)  

    using the torque wrench

     

CAUTION !

      Tightening moment of the hexagon nuts (3.6)

      as per Variant drawing 

(Page 61 - 63)

Summary of Contents for FlowTop V726

Page 1: ...Disassembly Reassembly Instructions FlowTop V726 V738 V740...

Page 2: ...g reassembling installation and commis sioning of this product and possess the relevant qualifications in their field of activity Follow the relevant Installation and Operating Instructions during ins...

Page 3: ...t possible available procedure The potential hazard sources are under the operator s influence He must therefore observe the national and international environmental conditions for removal from the pi...

Page 4: ...com Data Field 2 and 3 These fields clearly identify the Body Type Page 5 Trim Type Page 30 32 Bonnet Type Page 34 36 Packing Type Page 61 62 marked in detail This helps you to find the steps describ...

Page 5: ...5 Schmidt Armaturen AI FlowTop Body Type Data Field 2 Data Field 3 Page Three Flange V7xx DxVNA 7 9 Four Flange V7xx VxVNA 11 15 Mixing V7xx WxVNA MOTP2LG 17 1 Distributing V7xx WxVNA VOTP2LG 3 8...

Page 6: ...Schmidt Armaturen AI FlowTop...

Page 7: ...y opposite sequence using the torque wrench CAUTION Nut tightening moment 1 4 as per Table 01 Page 64 When tightening the nuts pay attention to the alignment of the plug do not rub or insert the plug...

Page 8: ...al Tool Ring nut on the stem and put in place slowly CAUTION Ensure it hangs vertically Remove at gasket 1 2 CAUTION Remove remains of at gasket 1 2 in the body and on the bonnet Do not damage sealing...

Page 9: ...re that the pin clicks in place and remove using a suitable tool Disassembly Step 05 Remove screwed seat 2 1 and pro le ring 2 5 CAUTION Remove pro le ring remains 2 5 in the body Do not damage sealin...

Page 10: ...10 Schmidt Armaturen AI FlowTop...

Page 11: ...lace 1 4 and tighten in a diagonally opposite sequence using the torque wrench CAUTION Nut tightening moment 1 4 as per Table 01 Page 64 When tightening the nuts pay attention to the alignment of the...

Page 12: ...1 Schmidt Armaturen AI FlowTop Disassembly Step 02 Unscrew hexagon nuts 3 6 Remove washer 3 8 and gland ange 3 4 Reassembly Step 02 not applicable Reassembling the packing unit see Step 07...

Page 13: ...vertically Remove at gasket 1 2 CAUTION Remove remains of at gasket 1 2 in the body and on the bonnet Do not damage sealing surface Reassembly Step 03 After work step Reassembly Step 06 Insert flat ga...

Page 14: ...nd CAUTION Lubrication as per Table 06 Page 65 Insert Special Tool change seat tool in the body Ensure that the pin clicks in place and tighten using the torque wrench CAUTION Tightening moment for th...

Page 15: ...face Reassembly Step 05 Reassembly takes place in reverse order CAUTION Clean parts and check sealing surfaces for damage Use new flat gasket 1 2 Lay flat gasket 1 2 in the body Put cover in place 4 1...

Page 16: ...16 Schmidt Armaturen AI FlowTop...

Page 17: ...ace 1 4 and tighten in a diagonally opposite sequence using the torque wrench CAUTION Nut tightening moment 1 4 as per Table 01 Page 64 When tightening the nuts pay attention to the alignment of the p...

Page 18: ...18 Schmidt Armaturen AI FlowTop Disassembly Step 02 Unscrew hexagon nuts 3 6 Remove washer 3 8 and gland ange 3 4 Reassembly Step 02 not applicable Reassembling the packing unit see Step 07...

Page 19: ...surface Remove at gasket 1 2 CAUTION Remove remains of at gasket 1 2 in the body and on the bonnet Do not damage sealing surface Reassembly Step 03 After work step Reassembly Step 06 Insert flat gask...

Page 20: ...N Clean parts and check sealing surfaces for damage Use new flat gasket 1 2 Lay flat gasket 1 2 on the connection piece 4 2 Insert seat ring 2 20 Lay flat gasket 1 2 on the seat ring 2 20 Grease plug...

Page 21: ...nd CAUTION Lubrication as per Table 06 Page 65 Insert Special Tool change seat tool in the body Ensure that the pin clicks in place and tighten using the torque wrench CAUTION Tightening moment for th...

Page 22: ...22 Schmidt Armaturen AI FlowTop...

Page 23: ...WxVNA VOTP2LG Disassembly Step 01 Unscrew hexagon nuts 3 6 Remove washer 3 8 and gland ange 3 4 Reassembly Step 01 Tighten the hexagon nuts of the gland 3 6 using the torque wrench CAUTION Tightening...

Page 24: ...and check sealing surfaces for damage Use new flat gasket 1 2 Lay flat gasket 1 2 in the connection piece Put complete body in place CAUTION Ensure it hangs vertically Grease stud screws CAUTION Lubr...

Page 25: ...eassembly takes place in reverse order CAUTION Clean parts and check sealing surfaces for damage Use new flat gasket 1 2 Use new profile seal ring 2 31 Fit Special Tool stem clamping tool Lay flat gas...

Page 26: ...Lubrication as per Table 06 Page 65 Screw hexagon nuts in place 1 4 and tighten in a diagonally opposite sequence using the torque wrench CAUTION Nut tightening moment 1 4 as per Table 01 Page 64 Whe...

Page 27: ...vertically Remove at gasket 1 2 CAUTION Remove remains of at gasket 1 2 in the body and on the bonnet Do not damage sealing surface Reassembly Step 04 After work step Reassembly Step 06 Insert flat ga...

Page 28: ...nd CAUTION Lubrication as per Table 06 Page 65 Insert Special Tool change seat tool in the body Ensure that the pin clicks in place and tighten using the torque wrench CAUTION Tightening moment for th...

Page 29: ...29 Schmidt Armaturen AI FlowTop...

Page 30: ...Perforated cage 7 Wire netting 30 Space bush 8 Pressure spring insert in the sequence shown XStream PCxx1xx PDxx1xx Disassembly Reassembly 2 1 Screwed seat Plug as described additionally however 2 29...

Page 31: ...1xx Disassembly Reassembly 38 Perforated seat cage Plug as described XStream PQxx1xx Disassembly Reassembly 38 Perforated seat cage Plug as described additionally however 2 29 Internal ring 30 Space b...

Page 32: ...wed seat Perforated plug as described RLS System AOxx1xx Disassembly Reassembly 2 1 Perforated screwed seat Perforated plug as described RLS System BOxx1xx Disassembly Reassembly 2 1 Screwed seat Perf...

Page 33: ...33 Schmidt Armaturen AI FlowTop...

Page 34: ...lowTop Bonnet Type Data Field 2 Data Field 3 Page Standard Bonnet V7xx xxVNx 38 39 Standard Bonnet with V Ring Balancing V7xx xxONx 40 41 Bellows Seal Bonnet V7xx xxVBx 4 45 High Temperature Extension...

Page 35: ...ld 2 Data Field 3 Page High Temperature Extension Bonnet with Piston Ring Balancing V7xx xxKRx 48 49 Low Temperature Extension Bonnet V7xx xxVKx 50 51 Low Teperature Extension Bonnet with V Ring Balan...

Page 36: ...36 Schmidt Armaturen AI FlowTop Bonnet Type Data Field 2 Data Field 3 Page Insulating Bonnet V7xx xxVIx 56 59 Heavy Bonnet V7xx xxSNx in preparation...

Page 37: ...37 Schmidt Armaturen AI FlowTop...

Page 38: ...amage high quality stem surface and plug guide Reassembly Step 06 Reassembly takes place in reverse order CAUTION Clean parts and check sealing surfaces for damage Grease plug shaft lightly and insert...

Page 39: ...everse order CAUTION Clean parts check packing area and guide for damage grease stud screws Damage to the packing packing area will lead to early leaks in the packing unit Lubrication as per Table 06...

Page 40: ...order CAUTION Clean parts and check sealing surfaces for damage Check plug guide and packing area in the bonnet Damage to the packing packing area will lead to early leaks in the packing unit Use new...

Page 41: ...guide band at Reassembly Step 06 Disassemly Step 07 Remove packing 3 3 and bottom ring 3 2 with Special Tool Packing driver tool CAUTION Do not damage packing area and guide Reassembly Step 07 Reassem...

Page 42: ...stud screws CAUTION Lubrication as per Table 06 Page 65 Screw hexagon nuts in place 3 16 and tighten in a diagonally opposite sequence using the torque wrench CAUTION Nut tightening moment 3 16 as per...

Page 43: ...vertically Remove gasket 2 15 CAUTION Remove remains of gasket 2 15 in the body and on the head piece Do not damage sealing surface Reassembly Step 07 After work step Reassembly Step 10 Insert gasket...

Page 44: ...stem surface plug guide and bellows Reassembly Step 09 Reassembly takes place in reverse order CAUTION Clean parts check plug unit and plug guide in the bonnet for damage Grease plug shaft and thread...

Page 45: ...reverse order CAUTION Clean parts check packing area and guide for damage grease stud screws Damage to the packing packing area will lead to early leaks in the packing unit Lubrication as per Table 0...

Page 46: ...ity stem surface and plug guide Reassembly Step 06 Reassembly takes place in reverse order CAUTION Clean parts and check sealing surfaces for damage Grease plug shaft lightly and insert in the bonnet...

Page 47: ...everse order CAUTION Clean parts check packing area and guide for damage grease stud screws Damage to the packing packing area will lead to early l eaks in the packing unit Lubrication as per Table 06...

Page 48: ...ace Reassembly Step 06 Reassembly takes place in reverse order CAUTION Clean parts and check sealing surfaces for damage Check plug guide and packing area in bonnet Damage to the packing packing area...

Page 49: ...ove packing 3 3 and bottom ring 3 2 with Special Tool Packing driver tool CAUTION Do not damage packing area and guide Reassembly Step 07 Reassembly takes place in reverse order CAUTION Clean parts ch...

Page 50: ...lity stem surface and plug guide Reassembly Step 06 Reassembly takes place in reverse order CAUTION Clean parts and check sealing surfaces for damage Grease plug shaft lightly and insert in the bonnet...

Page 51: ...everse order CAUTION Clean parts check packing area and guide for damage grease stud screws Damage to the packing packing area will lead to early leaks in the packing unit Lubrication as per Table 06...

Page 52: ...verse order CAUTION Clean parts and check sealing surfaces for damage Check plug guide and packing area in bonnet Damage to the packing packing area will lead to early leaks in the packing unit Use ne...

Page 53: ...g band at Reassembly Step 06 Disassembly Step 07 Remove packing 3 3 and bottom ring 3 2 with Special Tool Packing driver tool CAUTION Do not damage packing area and guide Reassembly Step 07 Reassembly...

Page 54: ...high quality stem surface and plug guide Reassembly Step 06 Reassembly takes place in reverse order CAUTION Clean parts and check sealing surfaces for damage Grease plug shaft lightly and insert in th...

Page 55: ...d guide for damage grease stud screws Damage to the packing packing area will lead to early leaks in the packing unit Lubrication as per Table 06 Page 65 Fit bottom ring 3 2 packing 3 3 lantern 3 12 g...

Page 56: ...tud screws CAUTION Lubrication as per Table 06 Page 65 Screw hexagon nuts in place 3 16 and tighten in a diagonally opposite sequence using the torque wrench CAUTION Nut tightening moment 3 16 as per...

Page 57: ...vertically Remove gasket 2 15 CAUTION Remove remains of gasket 2 15 in the body and on the head piece Do not damage sealing surface Reassembly Step 07 After work step Reassembly Step 10 Insert gasket...

Page 58: ...t damage high quality stem surface and plug guide Reassembly Step 08 Reassembly takes place in reverse order CAUTION Clean parts check plug unit and plug guide in the bonnet for damage Grease plug sha...

Page 59: ...area will lead to early leaks in the packing unit Lubrication as per Table 06 Page 65 The packing unit is configurated as per the variant drawing Page 61 63 Use new packing 3 3 Tighten hexagon nuts 3...

Page 60: ...60 Schmidt Armaturen AI FlowTop...

Page 61: ...n follow INFORMATION on page 63 Tightening moments for gland nuts 3 6 as per Table 05 Page 65 Teflon Packing spring loaded V7xx xxxxN 3 Bottom ring 3 3 Packing 3 4 Gland flange 3 11 Belleville spring...

Page 62: ...uts 3 6 as per INFORMATION Page 63 Graphite Packing TA Luft V7xx xxxxV 3 Bottom ring 3 3 Packing 3 4 Gland flange 3 11 Belleville spring 3 10 Washers 3 9 Hexagon nuts in sequence shown follow INFORMAT...

Page 63: ...lways fit packing rings 3 3 at a 180 offset Belleville Springs Layer belleville springs 3 11 as shown Spring Loaded Packing Always tighten the gland nuts 3 9 as far as the mark channel max 2 5 mm proj...

Page 64: ...46 1653 2550 3900 6200 V738 V740 Table 02 Tightening moments for screwed seats 2 1 Moisten thread on the screwed seat 2 1 sparingly with lubricant Table 06 Data Field 1 Tightening moment in Nm for Plu...

Page 65: ...of screws screwed seat stem Kl berpaste HEL 46 450 silicone free for plug guide Low temperature from 41 C to 200 C for threads of screwed seat plug stem Alcohol for plug guide for screw threads not t...

Page 66: ...66 Schmidt Armaturen AI FlowTop...

Page 67: ...tools for disassembling and reassembly tool Part no see spare parts catalogue Seat Change Tools Recommended tools for disassembling and reassembling the screwed seat Part no see spare parts catalogue...

Page 68: ...1 Flowserve Via Prealpi 30 20032 Cormano Italy Telephone 39 02 663251 Fax 39 02 6151863 Flowserve Allee du Quartz 1 2300 La Chaux de Fonds Switzerland Telephone 41 0 32 925 9700 Fax 41 0 32 926 5422 F...

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