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10  |  BHGE

© 2018 Baker Hughes, a GE company. All rights reserved.

IX. Consolidated 13900 Series POSRV (Contd.)

Ref. 

No. 

Nomenclature

1

Main Base

2

Seat Bushing

3

Seat Bushing Retainer Screw Jam Nut

4

Retainer Lock Ring

5

O-Ring Retainer

6

Disc Drain Plug

7

Main Disc

8

Main Guide

9

Back-up Ring

10

Seat Bushing Retainer Screw

11

O-Ring Seat Seal

12

Discharge Tube Fitting Seal

13

Guide Seal

14

Floating Washer

15

Floating Washer Retainer

16

Floating Washer Retainer Lock Ring

17

Sensing Tube Assembly

17a

Upper Tube

17b

Lower Tube 

17c

Tube Flange

18

Bonnet Gasket

19

Bonnet

20

Pilot Base

21

Pilot Base Flange

22

Base Studs

23

Base Stud Nuts

24

Eye Bolt Lock Nut

25

Pilot Bonnet Gasket 

26

Eye Bolt

27

Adjusting Ring Pin

28

Adjusting Ring

29

Pilot Bonnet Assembly

29a

Bonnet

29b

Guide

29c

Pin

30

Bottom Spring Washer

Ref. 

No. 

Nomenclature

31

Spindle Assembly

31a

Spindle 

31b

Spindle Collar

32

Top Spring Washer

33

Lever

34

Compression Screw Lock Nut 

35

Release Nut

36

Release Lock Nut

37

Cap

38

Lever Pin

39

Cap Lock Screw

40

Compression Screw

41

Spring

42

Pilot Disc Assembly

42a

Disc

42b

Disc Holder

42c

Disc Collar

42d

Retainer Ring

43

Discharge Tube Assembly

43a

Fitting

43b

Discharge Tube

44

Bonnet Studs

45

Bonnet Stud Nuts

46

Main Bonnet Plug

47

Main Base Nameplate (Not Shown)

48

Pilot Base Nameplate (Not Shown)

49

Main Base Drain Plug (Not Shown)

50

Main Base Nameplate Screws (Not Shown)

51

Pilot Base Nameplate Screws (Not Shown)

52

Sensing Tube Flange Gasket

53

Adjusting Ring Pin Gasket

54

Seal (Not Shown)

55

Seal Wire (Not Shown)

56

Disc Spring (Main Valve)

57

Disc Spring Ring

Содержание 13900 Series

Страница 1: ...BHGE Data Classification Public Consolidated 13900 Series Pilot Operated Safety Relief Valve Maintenance Manual Rev B Maintenance Manual Rev B 09 2018...

Страница 2: ...ND THE PARTICULAR REQUIREMENTS FOR OPERATION OF OTHER EQUIPMENT AT THE SITE THESE INSTRUCTIONS DO NOTPURPORTTO COVERALL DETAILS ORVARIATIONS IN EQUIPMENT NOR TO PROVIDE FOR EVERY POSSIBLE CONTINGENCY...

Страница 3: ...assistance All the United States Customary System USCS values are converted to metric values using the following conversion factors USCS Unit Conversion Factor Metric Unit in 25 4 mm lb 0 4535924 kg i...

Страница 4: ...II Inspection and Part Replacement 17 XIV Reassembly of Pilot Valve 19 XV Disassembly of Main Valve 20 A Disassembly of Main Valve 20 B Main Valve Cleaning 21 XVI Inspection and Part Replacement Main...

Страница 5: ...necessary on how to avoid the hazard The top panel ofthe format contains a signal word DANGER WARNING CAUTION or ATTENTION which communicates the level of hazard seriousness The center panel contains...

Страница 6: ...ng or body parts Never use body parts to check for leakage or discharge rates of areas Pressurized fluids gas air injected into or near the body can cause severe personal injury or death 4 WARNING It...

Страница 7: ...improper use of right tools could result in personal injury or product or property damage 9 WARNING These WARNINGS are as complete as possible but not all inclusive BHGE cannot know all conceivable s...

Страница 8: ...ntact your local Green Tag Center if there are any questions relative to tools methods The installation and start up of valves and or valve products may involve proximity to fluids at extremely high p...

Страница 9: ...ion of our products Unauthorized Repair Work BHGE has not authorized any non BHGE affiliated repair companies contractors or individuals to perform warranty repair service on new products or field rep...

Страница 10: ...primary pressure POSRV is set to open Operating Pressure The gauge pressure to which the vessel is normally subjected in service A suitable margin is provided between operating pressure and maximum a...

Страница 11: ...fire resistant tear resistant envelope and stored in a weathertight and well ventilated building or equivalent enclosure Precautions shall betaken against vandalism This area shall be situated and con...

Страница 12: ...outlet An effort has been made to provide a valve which requires a minimum of maintenance upkeep and can be actually repaired on its installation site Factors which contribute to minimum maintenance r...

Страница 13: ...ce Manual 9 2018 Baker Hughes a GE company All rights reserved IX Consolidated 13900 Series POSRV 1 3 2 6 7 8 13 9 56 19 23 22 24 26 20 4 11 5 9 13 14 15 16 46 57 10 12 43a 43b 43a 12 44 45 21 18 17 F...

Страница 14: ...lt 27 Adjusting Ring Pin 28 Adjusting Ring 29 Pilot Bonnet Assembly 29a Bonnet 29b Guide 29c Pin 30 Bottom Spring Washer Ref No Nomenclature 31 Spindle Assembly 31a Spindle 31b Spindle Collar 32 Top S...

Страница 15: ...Manual 11 2018 Baker Hughes a GE company All rights reserved IX Consolidated 13900 Series POSRV Contd 37 36 38 40 34 39 35 33 29a 32 31 41 30 29c 29b 42d 42b 42a 42c 28 27 53 25 17a 21 20 17b 52 17c...

Страница 16: ...nular region formed by the sensing tube and pilot base Pressure in chamber C will now be designated P2 When the set pressure is reached and the pilot opens pressure is exhausted through tube D into th...

Страница 17: ...e main disc closing the main valve The backside of the main valve disc exposed to chamber C has a larger area than the main seat producing an additional force on the main seat to maintain tightness DR...

Страница 18: ...To prevent this from happening the discharge pipe should point downwind If this is not possible then a 900 elbow or a T should be installed CAUTION All discharge piping shall have sufficient area to...

Страница 19: ...24 3 21 9 17 5 15 4 Figure 6 Inlet Nut Torquing Sequence 1 Refer to table for torque valve for applicable round 2 Torque each nut in sequence shown 3 Repeat for each round Table 3 Outlet Nut Torque B...

Страница 20: ...r depth micrometer and record this information to restore compression during assembly Loosen the Locknut 34 and turn the Compression Screw 40 counterclockwise until compression is removed from spring...

Страница 21: ...off the old compound and apply more pressure to speed the cutting action of the compound 8 To check the seating surfaces remove all compound from both the seat and the lap Then shine up the seat with...

Страница 22: ...m Figure 9 Seat Step J F G H 028 0 71 mm M Disc Holder Retaining Ring Disc Collar Disc Figure 8 Disc Assembly Table 4 13900 Turbine Reheater Pilot Disc and Base Seat Dimensions Dimension in mm A 1 512...

Страница 23: ...lace a small amount of lubricant on the ball end of the Compression Screw 40 9 Holding the bonnet and spindle so that disc will not drop install the bonnet assembly to the pilot base Care should be ta...

Страница 24: ...e disc vertically out of body 7 Remove Guide RetainerTools 8 To remove the Main Guide 8 first remove the Upper Backing Ring 9 from the guide Using the tool shown in Figure 12b BHGE Part No 4128201 rot...

Страница 25: ...2 Whenever Main Valve Disc 7 is removed the Drilled Drain Plug 6 should be inspected and passages cleaned by the insertion of a wire of sufficient length 3 To replace the O Ring Seal Seal 11 or remov...

Страница 26: ...65 16 005 406 53 484 12 29 029 0 74 X X 150 450 C B Y A E RADIUS 150 FLAT WITHIN 002 0 05 mm T I R1 D D Figure 15 Main Valve Seat Bushing A Repair of Main Valve Seat If the seat bushing 2 seating surf...

Страница 27: ...mating surfaces inside the valve body inspected and cleaned All teflon seals O Rings and back up rings should be replaced and lubricated lightly with silicone lubricant All surfaces which will contac...

Страница 28: ...fter the disc is firmly installed 3 Install the Disc Spring Ring 57 and Spring 56 on the disc 4 Install a new Gasket 18 in the groove provided on the top of the guide 5 Using slings through the eyebol...

Страница 29: ...utlet of the main valve 7 Install the pilot flange Stud Nuts 45 and torque down evenly See Figure 19 and Table 7 for torquing values 8 Installthefittings onthe dischargetube Also install O Rings 12 on...

Страница 30: ...rew locknut c Adjust blowdown by removing adjusting ring pin and rotating adjusting ring clockwise decrease blowdown or counterclockwise increase blowdown until proper value is established Blowdown is...

Страница 31: ...ssure Gauge 4 300 101 60 7620 00 mm ANSI Rating Quick Opening Valve Fully Open During Test Drain Valve P2 Pressure Gauge Pilot Valve Pilot Test Fixture BHGE Tool Number 9500041 4 300 101 60 7620 00 mm...

Страница 32: ...ed by BHGE Care must be taken to prevent overgagging which will bend the spindle In applying gags remember that the valve spring will hold the valve closed against its set pressure The additional gag...

Страница 33: ...Fixture 4130901 4130901 4130901 4130901 1 Adjusting Ring Persuading Tool 4215501 4215501 4215501 4215501 2 Main Valve Guide RetainerTool 4215301 4215301 4215301 4215301 1 Lubricant1 5153301 5153301 5...

Страница 34: ...and determine those required for proper maintenance of the valve population in the plant D Identification and Ordering Essentials When ordering service parts please furnish the following information...

Страница 35: ...1 1 Sealing Wire 1 1 II Main Valve 85 Floating Washer 1 3 Floating Washer Retainer 1 3 Floating Washer Retainer Lock Ring 1 3 Pilot Valve If Alternate B used for Class I Guide 1 6 Guide Pin 1 6 Spindl...

Страница 36: ...k Screw 1 6 Release Nut 1 6 Release Lock Nut 1 6 Compression Screw Lock Nut 1 6 V Main Valve Not Applicable Base None Disc None Guide None Bonnet None Discharge Tube Assembly None Nameplate None Namep...

Страница 37: ...d factory maintains a Repair Center The Repair Department in conjunction with the manufacturing facilities is equipped to perform specialized repairs and product modifications e g butt welding bushing...

Страница 38: ...9 Melbourne Phone 61 3 8807 6002 Fax 61 3 8807 6577 BELGIUM Phone 32 2 344 0970 Fax 32 2 344 1123 BRAZIL Phone 55 19 2104 6900 CHINA Phone 86 10 5738 8888 Fax 86 10 5918 9707 FRANCE Courbevoie Phone 3...

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