Emerson Fisher 1B Installation Instructions
Contents
1. be construed as warranties or guarantees express or implied regarding the products or services described herein or their use or applicability All sales are governed by our terms and conditions which are available upon request We reserve the right to modify or improve the designs or specifications of such products at any time without notice Neither Emerson Emerson Process Management nor any of their affiliated entities assumes responsibility for the selection use or maintenance of any product Responsibility for proper selection use and maintenance of any product remains solely with the purchaser and end user Emerson Process Management Marshalltown Iowa 50158 USA Sorocaba 18087 Brazil Chatham Kent ME4 4QZ UK Dubai United Arab Emirates Singapore 128461 Singapore re lo S www AO 0O EMERSON cocc nanarn a EI A AAA E Fisher Controls International LLC 1997 2011 All Rights Reserved ea Cae i2. Instruction Manual 1B Actuator D100639X012 April 2011 Fisher 1B and 1BR Constant Pressure Pump Governor Actuators Figure 1 Fisher 1B Actuator on Direct Acting easy e Valve W2232 1 Introduction Scope of Manual This instruction manual provides information on installation adjustment maintenance and parts ordering for the Fisher 1B pump governor actuator Refer to separate instruction manuals for information about the valve and other accessories used with these actuators Do not install operate or maintain a 1B pump governor actuator without being fully trained and qualified in valve actuator and accessory installation operation and maintenance To avoid personal injury or property damage it is important to carefully read understand and follow all the contents of this manual including all safety cautions and EMERSON Process Management www Fisher com 1B Actuator Instruction Manual April 2011 D100639X012 warnings If you have any questions about these instructions contact your Emerson Process Management sales office before proceeding Description The 1B pump governor actuator figure 1 is used to maintain a constant discharge pressure on steam driven turbine or reciprocating pumps and for pressure reducing or pressure relief applications Typical pump governor applications include fire pumps boiler feedwater pumps and industrial or refining pumps where the discharge medium is oil steam air or other no
3. alve 5 Allow the governor sufficient time to assume normal operation before checking the controlled pressure If the governor is not controlling at the set point needed make the necessary changes as directed in the section entitled Adjustments Adjustments The pump governor has been factory set for the operating conditions stated in the order To change the pump discharge use the adjusting screw key 3 To increase the discharge pressure turn the adjusting screw into the yoke 1B Actuator Instruction Manual April 2011 D100639X012 Pressure pulsation in the discharge line can be minimized by slightly closing the needle valve in the control line Never completely close the needle valve while the pump governor is in operation Maintenance Actuator parts are subject to normal wear and must be inspected and replaced when necessary The frequency of inspection and replacement depends on the severity of service conditions A WARNING Avoid personal injury or property damage from sudden release of process pressure or bursting of parts Before performing any maintenance operations e Do not remove the actuator from the valve while the valve is still pressurized e Always wear protective gloves clothing and eyewear when performing any maintenance operations to avoid personal injury e Disconnect any operating lines providing air pressure electric power or a control signal to the actuator Be sure the actuator cannot suddenly open o
4. ditions to the valve without first contacting your Emerson Process Management sales office The 1B pump governor can be installed either above or below the line but if possible it should be installed above it CAUTION Thoroughly clean and blow out all pipe scale and other foreign matter It is recommended that a Fisher strainer be installed in the line ahead of the main valve to protect the governor while in service If continuous operation is desired during inspection or maintenance install a conventional three valve bypass around the governor Instruction Manual 1B Actuator April 2011 D100639X012 Refer to figure 2 1 Using good piping procedure install the governor with flow in the direction of the arrow cast on the valve body 2 Run a 1 4 inch control line from the top of the governor to the side or top of the pump discharge line about 10 feet from the pump Install a pressure gauge and a large port needle valve in this line Throttling this needle valve places a restriction in the control line to smooth out operation Figure 2 Fisher 1B Installation FISHER FRE FLO STRAINER FISHER 1B PUMP GOVERNOR NEEDLE VALVE PUMP DISCHARGE SUCTION AC4650 Note Before putting the governor into operation be sure to remove the plastic shipping plug in the vent hole of the adaptor piece 3 Open the gate valve on the downstream side and close the valve in the bypass line 4 Slowly open the upstream gate v
5. el Zn Pl 6 req d O 10 Cap Screw Steel Zn Pl 11 Gasket Composition 1F 640104022 12 Cylinder Cap Iron 13 Piston Cup Nitrile 1N575806992 Key Description Part Number 14 Adaptor Assembly 15 Hex Head Cap Screw Steel Zn Pl 6 req d 1 Yoke iron 16 Travel Stop Steel Zn Pl reverse acting only 2 Piston Rod Assembly Steel Zn PI 17 Spring Seat 2 req d 2A Piston Rod 18 Finished Hex Nut Steel Zn Pl 2B Pin 19 Finished Hex Jam Nut Steel Zn Pl 2C Piston 20 Name Plate SST 3 Adjusting Screw Brass Chrome Pl 21 Drive Screw SST 4 req d Recommended spare parts 5 D100639X012 Instruction Manual Figure 3 Fisher 1B Assembly 1B Actuator April 2011 TTI ITT LESA MPA o EROS a KA NA a Puri WW 7 i Ne U BA Kl 0 WS AAA S pe GES ee ZEN SWS a Y IS la ENE a N E 77 I DA NS Sode YOU O E BN5768 Instruction Manual 1B Actuator D100639X012 April 2011 1B Actuator Instruction Manual April 2011 D100639X012 Fisher and easy e are marks owned by one of the companies in the Emerson Process Management business division of Emerson Electric Co Emerson Process Management Emerson and the Emerson logo are trademarks and service marks of Emerson Electric Co All other marks are the property of their respective owners The contents of this publication are presented for informational purposes only and while every effort has been made to ensure their accuracy they are not to
6. ncorrosive fluid The 1BR pump governor actuator is combined with a push down to open valve for service as a relief governor A relief governor is used to divert excess pump discharge to the suction side of the pump Installation A WARNING Always wear protective gloves clothing and eyewear when performing any installation operations to avoid personal injury Personal injury or equipment damage caused by sudden release of pressure may result if the valve assembly is installed where service conditions could exceed the limits given on the appropriate nameplates To avoid such injury or damage provide a relief valve for over pressure protection as required by government or accepted industry codes and good engineering practices Check with your process or safety engineer for any additional measures that must be taken to protect against process media If installing into an existing application also refer to the WARNING at the beginning of the Maintenance section in this instruction manual CAUTION When ordered the valve configuration and construction materials were selected to meet particular pressure temperature pressure drop and controlled fluid conditions Responsibility for the safety of process media and compatibility of valve materials with process media rests solely with the purchaser and end user Since some valve body trim material combinations are limited in their pressure drop and temperature ranges do not apply any other con
7. r close the valve e Use bypass valves or completely shut off the process to isolate the valve from process pressure Relieve process pressure from both sides of the valve Drain the process media from both sides of the valve e Vent the power actuator loading pressure and relieve any actuator spring precompression e Use lock out procedures to be sure that the above measures stay in effect while you work on the equipment e The valve packing box may contain process fluids that are pressurized even when the valve has been removed from the pipeline Process fluids may spray out under pressure when removing the packing hardware or packing rings or when loosening the packing box pipe plug e Check with your process or safety engineer for any additional measures that must be taken to protect against process media When performing maintenance procedures isolate the control valve from the process line pressure release pressure from both sides of the valve body and drain the process media from both sides of the valve Use lock out procedures to be sure that the above measures stay in effect while you are working on the actuator To Replace the Piston Cup Isolate the pump governor Remove the control line connection Unscrew the hex nuts key 8 1 2 3 4 Remove the cylinder cap key 12 5 Unscrew the cap screw key 10 and remove the follower key 6 6 Remove the old piston cup key 13 and install the new one 7 Rea
8. ssemble the pump governor in the following order piston cup key 13 follower key 6 cap screw key 10 cylinder cap key 12 and hex nuts key 8 1B Actuator April 2011 Instruction Manual D100639X012 Parts Ordering Each actuator has a serial number stamped on the nameplate Always mention this number when corresponding with your Emerson Process Management sales office regarding technical information or replacement parts Also reference the complete 11 character part number of each needed part as found in the following Parts List A WARNING Use only genuine Fisher replacement parts Components that are not supplied by Emerson Process Management should not under any circumstances be used in any Fisher valve because they may void your warranty might adversely affect the performance of the valve and could cause personal injury and property damage Note Neither Emerson Emerson Process Management nor any of their affiliated entities assumes responsibility for the selection use or maintenance of any product Responsibility for the selection use and maintenance of any product remains with the purchaser and end user Parts List Key Description Part Number Spring Steel Follower Steel Zn PI Cylinder Brass Finished Hex Nut Steel Zn PI 6 req d Part numbers are shown for recommended spares only For part 4 Note 6 7 numbers not shown contact your Emerson Process Management sales 8 office 9 Stud Bolt Ste
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