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Baker Hughes Data Classification: Public

Masoneilan

10900 Series

Spring Diaphragm and Differential Pressure 

Actuators for use with 500 Series Regulators

Instruction Manual (Rev.D)

Summary of Contents for Masoneilan 10900 Series

Page 1: ...Baker Hughes Data Classification Public Masoneilan 10900 Series Spring Diaphragm and Differential Pressure Actuators for use with 500 Series Regulators Instruction Manual Rev D ...

Page 2: ...ICULAR REQUIREMENTS FOR OPERATION OF OTHER EQUIPMENT AT THE SITE THESE INSTRUCTIONS DO NOT PURPORT TO COVER ALL DETAILS OR VARIATIONS IN EQUIPMENT NOR TO PROVIDE FOR EVERY POSSIBLE CONTINGENCY TO BE MET IN CONNECTION WITH INSTALLATION OPERATION OR MAINTENANCE SHOULD FURTHER INFORMATION BE DESIRED OR SHOULD PARTICULAR PROBLEMS ARISE WHICH ARE NOT COVERED SUFFICIENTLY FOR THE CUSTOMER OPERATOR S PUR...

Page 3: ...all not be transcribed or copied without Baker Hughes s written permission Please report any errors or questions about the information in this manual to your local supplier These instructions are written specifically for the 10900 Series Actuators and do not apply for other valves outside of this product line Useful Period The current estimated useful life period for the 10900 Series Actuators is ...

Page 4: ...iption Operation The 10900 Actuator is a simple powerful mechanical device It is Air to Extend Stem type The nominal range of an actuator is the pressure range in pounds per square inch psi in which the pressure setting can be obtained by adjustment Conformation of the diaphragm 11 to the diaphragm plate 10 serves as a flexible upper guide for the actuator stem 6 Nylon reinforced neoprene diaphrag...

Page 5: ...ing Adjuster 3 Bushing Incl Ref 2 4 Lower Spring Seat 5 Actuator Spring 6 Actuator Stem 7 Cap Screw L case to yoke 8 Diaphragm Case Lower 9 2 Diaphragm Chamber 10 Diaphragm Plate 11 Diaphragm 13 Diaphragm Case Upper 14 1 Diaphragm Washer 15 Cap Screw Diaph case 16 Nut Diaph case 17 2 Stud Diaph case 18 Stop Cup 21 4 Reducing Ring 22 5 Stop Screw 23 5 Stop Spacer 27 1 Upper Spring Washer 28 1 Lockn...

Page 6: ...3 O Ring 26 O Ring Retainer 27 Upper Spring Seat Incl w Ref 6 28 1 Locknut 29 1 Connection Adapter Ref Part Name Ref Part Name Ref Part Name Recommended spare parts 1 Only on Low Pressure Case Design 2 Only on High Pressure Case Design 3 Qty 2 on Low Pressure Case Design Qty 1 on High Pressure Case Design 3 Installation On steam service the regulator should be installed with the actuator down so t...

Page 7: ...ote By means of a wrench applied on the plug stem nuts hold the actuator stem during this operation Install new diaphragm and reassemble by reversing of the above description order Readjust the spring compression see above On Differential Actuators 500 50 Series Regulators Figure 2 a On low pressure case design Remove the high and low pressure lines from the diaphragm case 13 and the diaphragm cha...

Page 8: ...mation The Baker Hughes logo and Masoneilan are trademarks of Baker Hughes Company Other company names and product names used in this document are the registered trademarks or trademarks of their respective owners BHMN 10900 IOM 31593D 0720 07 2020 Direct Sales Office Locations Find the nearest local Channel Partner in your area valves bakerhughes com contact us valves bakerhughes com Australia Br...

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