GE mn-21000_series Manual de Serviço

GE Oil & Gas21000 SeriesMasoneilan* Top Guided Globe Valve with Lo-dB* / Anti-cavitation capabilitiesInstruction ManualGE Data Classification : P

Masoneilan 21000 Series Top Guided Globe Valve | 7© 2014 General Electric Company. All rights reserved.PTFE - female adapterPTFE - V-RingPTFE -

8 | GE Oil & Gas © 2014 General Electric Company. All rights reserved.F. Carefully place the plug sub-assembly into a soft jaw vise, holding th

Masoneilan 21000 Series Top Guided Globe Valve | 9© 2014 General Electric Company. All rights reserved.I. Install packing flange stud nuts (3).

10 | GE Oil & Gas © 2014 General Electric Company. All rights reserved.T-HandleLock NutFigure 4 - Seat Lapping DeviceBraidedBack-up RingsFlexi

Masoneilan 21000 Series Top Guided Globe Valve | 11© 2014 General Electric Company. All rights reserved.Plug StemDia. “B”Pin HoleDia. “C”“D” “X

12 | GE Oil & Gas © 2014 General Electric Company. All rights reserved.Assembly Torque Requirements Valve SizeANSI ClassBolting RequirementsTorq

Masoneilan 21000 Series Top Guided Globe Valve | 13© 2014 General Electric Company. All rights reserved.Figure 14 Threaded Seat Ring - Lo-dB Pl

14 | GE Oil & Gas © 2014 General Electric Company. All rights reserved.Figure 16 - 21000 Series 3/4" to 2" Valve Sizes ANSI Class 900

Masoneilan 21000 Series Top Guided Globe Valve | 15© 2014 General Electric Company. All rights reserved.• Replacing existing plug and stem-bel

16 | GE Oil & Gas © 2014 General Electric Company. All rights reserved.10.3 Plug and Seat Ring Seating SurfacesIt is not possible to lap the plu

THESE INSTRUCTIONS PROVIDE THE CUSTOMER/OPERATOR WITH IMPORTANT PROJECT-SPECIFIC REFERENCE INFORMATION IN ADDITION TO THE CUSTOMER/OPERATOR’S NORMAL O

Masoneilan 21000 Series Top Guided Globe Valve | 17© 2014 General Electric Company. All rights reserved.aaSection aDETAIL OF THE PLUGSTEM ANTI-

GEA19821A 04/2014© 2014 General Electric Company. All rights reserved.* Masoneilan and Lo-dB are registered trademarks of the General Electric Company

Table of Contents PageIMPORTANT: SAFETY WARNING ... ...

Masoneilan 21000 Series Top Guided Globe Valve | 1© 2014 General Electric Company. All rights reserved.Safety InformationImportant - Please Rea

2 | GE Oil & Gas © 2014 General Electric Company. All rights reserved.Figure 1 - Numbering Systemcage with an anti-cavitation cage permits the p

Masoneilan 21000 Series Top Guided Globe Valve | 3© 2014 General Electric Company. All rights reserved. 6.2 Quick-Change Trim (Figure 13 or 15

4 | GE Oil & Gas © 2014 General Electric Company. All rights reserved. CAUTIONCAUTIONWARNINGDANGER Do not tighten nuts to final torque specificat

Masoneilan 21000 Series Top Guided Globe Valve | 5© 2014 General Electric Company. All rights reserved. B. Screwing Stem to Plug•Hold the plu

6 | GE Oil & Gas © 2014 General Electric Company. All rights reserved.connection, refer to Figure 10 for correct amount of rings to place under