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Weir SPM, Operating And Maintenance Instructions Manual

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Weir SPM Operating And Maintenance Instructions Manual Download Page 1

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 
 
 
 

 

 

 

 
 
 

Document P/N:

1A23392

Release Date

11/4/2014

 
 
 
 
 
 
 
 
Copyright © 2014, S.P.M. Flow Control, Inc.. All rights reserved.  S.P.M. Flow Control, Inc. is the owner of the copyright and all confidential information in this 
document, which must not be copied in whole or in part, in any form or by any means, and the information in it must not be used for any purpose other than the specific 
purpose for which it has been provided without the prior written consent of the copyright owner.  SPM, SAFETY IRON, SAFETY HAMMER, SUR-DROP, DESTINY, 
STAMPEDE, VERIBAND, DURALAST and GLADIATOR are trademarks and/or registered trademarks of S.P.M. Flow Control, Inc.. WEIR is a trademark and/or 
registered trademark of Weir Engineering Services Limited. Certain features of some of the products disclosed in this document may be protected worldwide by patents 
pending and registered in the name of S.P.M. Flow Control, Inc.. 

SPM

®

 

Well Service Pumps & Flow Control Products 

 

Full Bore Emergency Unloading Valve 

Operating and Maintenance Instructions

 

Summary of Contents for SPM

Page 1: ...rovided without the prior written consent of the copyright owner SPM SAFETY IRON SAFETY HAMMER SUR DROP DESTINY STAMPEDE VERIBAND DURALAST and GLADIATOR are trademarks and or registered trademarks of S P M Flow Control Inc WEIR is a trademark and or registered trademark of Weir Engineering Services Limited Certain features of some of the products disclosed in this document may be protected worldwi...

Page 2: ...T END NSCWP PSI SERVICE SEALS TEMP RANGE Gas Side Specifications Low Pressure Working Range 0 to 800 psi Recommended Nitrogen Bottle 2 000 psi Recommended Rupture Disc 2 250 psi Bottle or source gas pressure should be twice maximum low pressure working range Operating Temperature 22 F to 120 F 30 C to 49 C Weir SPM s 3 Emergency Unloading Valve is available with Weir SPM Wing Union Connections The...

Page 3: ...sonnel or equipment SPM highly recommends that an isolator valve be placed between the pressure line and the Relief Valve separate series of H2S service unloading valve CAUTION Weir SPM s 3 standard service Emergency Unloading Valve is not intended for use in the sour gas environment DO NOT USE FOR H2S SERVICE Weir SPM does offer a separate series of H2S service unloading valve Contact your Weir S...

Page 4: ...Brass 7 600 Grit Sandpaper 8 Anti seize Lubrication 9 Hand and Eye Protection DISASSEMBLY Fig 4 5 MAKE SURE THAT THERE IS NO PRESSURE ON THE VALVE 1 If the nitrogen cylinder 2 is attached close the high pressure cylinder valve 20 Then bleed down and remove the nitrogen line 19 and vent line from Figure 2 if so equipped from the unloading valve 1 Fig 4 2 Secure the valve in a horizontal position by...

Page 5: ...7 Cartridge 10 Inspect the seal 29 surface where the cartridge fits against the body 2 Inspect the seal surface where the main seal assembly 5 fits If these surfaces have deteriorated the cartridge should be replaced FIG 4 FIG 5 Ref No FIG 5 Part No Complete Internal Parts Kit 4L23547 5 3A23356 10 3P23295 11 3P23297 12 3P23298 14 3P23308 16 3P23330 17 4P10258 20 P16637 22 P20006 24 P23302 25 P2330...

Page 6: ... over seal 22 with backup ring 24 onto cylinder rod 4 Attach rod cap with 1 4 socket screws 30 Safety wire socket screws 3 Install sleeve 11 over seal 28 onto rod 4 Install piston 8 over seal 28 onto rod 4 Attach jam nuts 23 to rod 4 with blue thread lock Install seal 25 onto piston 8 4 Install seals 26 31 27 20 into flange 1 5 Install rod and piston assembly into flange 1 Install entire package i...

Page 7: ...st the line again until the valve relieves NOTE Once the relief valve is adjusted to the correct set point it is normal for the gas pressure to rise as fluid in the line 19 approaches the set pressure The backpressure regulator will vent gas to compensate this increase in gas pressure It is also normal for the valve to release unload liquid at a lower fluid pressure than when it first opened The s...

Page 8: ...d discharge nozzle or wear sleeve d Damaged high pressure cylinder connection e Contaminants trapped between wear sleeve and nozzle or main seal a Damaged inner or outer or both flange seals a Valve set incorrectly a Use only as an emergency unloading device b Install sufficient quantity of valves to meet capacity requirements a Raise set pressure slightly a Set valve correctly b Replace damaged p...

Page 9: ... READ THIS OPERATING AND MAINTENANCE INSTRUCTIONS MANUAL BEFORE OPERATING PRODUCT IT IS THE RESPONSIBILITY OF THE EMPLOYER TO PLACE THE INFORMATION IN THIS MANUAL INTO THE HANDS OF THE OPERATOR FAILURE TO READ UNDERSTAND AND FOLLOW THE OPERATING AND MAINTENANCE INSTRUCTIONS MANUAL COULD RESULT IN SEVERE PERSONAL INJURY OR DEATH WARNING 2011 Weir SPM V 1 02 11 9 ...

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