Emerson Fisher 8510B Instruction Manual

www.Fisher.comFisherr 8510B Eccentric Disc Control Valve(EMA(1))ContentsIntroduction 1...Scope of Manual 1...

Instruction ManualD251400X0128510B Valve (EMA)November 201110NoteExcept with oxygen service, lightly lubricate new PTFE V-rings with phenylmethyl sili

Instruction ManualD251400X0128510B Valve (EMA)November 2011112. Loosen the two packing hex nuts evenly to remove spring tension, then remove the nuts.

Instruction ManualD251400X0128510B Valve (EMA)November 2011126. Reconnect or mount the actuator (if it was removed) before proceeding.For an actuator

Instruction ManualD251400X0128510B Valve (EMA)November 2011133. Rotate the disc (key 3) to the fully open position.4. Refer to figure 8 and determine

Instruction ManualD251400X0128510B Valve (EMA)November 201114Figure 4. Bearing Puller Dimensions47A8111-CA2882-3mm(INCH)REFERTOTABLES4,5,AND6Table 4.

Instruction ManualD251400X0128510B Valve (EMA)November 201115Table 5. Puller Dimensions for PTFE Bearings(1)VALVESIZE, NPSA B C D Emm Inch mm Inch mm

Instruction ManualD251400X0128510B Valve (EMA)November 201116Figure 5. Spacer-Bearing Clearance (Metal Bearing Assembly Shown)41B6065-AMEASURECLEARANC

Instruction ManualD251400X0128510B Valve (EMA)November 20111712. Drive in the taper key until solid contact is felt, then:a. Drive the taper key in fa

Instruction ManualD251400X0128510B Valve (EMA)November 201118Figure 6. Lever/Shaft/Disc Orientation with Valve ClosedACTUATORMOUNTING STYLEVALVE CLOSE

Instruction ManualD251400X0128510B Valve (EMA)November 201119CAUTIONTo prevent damage to the valve seal, due to the disc rotating past the fully close

Instruction ManualD251400X0128510B Valve (EMA)November 20112Table 1. SpecificationsValve Body Sizes and End Connection StyleFor flangeless valves that

Instruction ManualD251400X0128510B Valve (EMA)November 201120WARNINGUse only genuine Fisher replacement parts. Components that are not supplied by Eme

Instruction ManualD251400X0128510B Valve (EMA)November 201121ENVIRO-SEAL Packing System Repair KitsSHAFT DIAMETERFOR PTFE PACKING FOR GRAPHITE PACKING

Instruction ManualD251400X0128510B Valve (EMA)November 201122Key Description Part NumberNPS 6 12A1356X022NPS 8 & 10 12B1997X022NPS 12 12B3905X0228

Instruction ManualD251400X0128510B Valve (EMA)November 201123SEE VIEW A INFIGURE 9INBOARD CONSTRUCTION DETAILFOR METAL BEARING ASSEMBLYINBOARD ALLOYCO

Instruction ManualD251400X0128510B Valve (EMA)November 201124Figure 9. Seal DetailsSEE VIEW BVIEW A DETAIL OF PTFE SEALNOTE:KEY NUMBERS 4A AND 4B ARE

Instruction ManualD251400X0128510B Valve (EMA)November 201125ENVIRO-SEAL PACKINGKey Description Part Number100 Packing Stud (4 required)101 Packing Nu

Instruction ManualD251400X0128510B Valve (EMA)November 201126Key 2* Seal Retainer, DINVALVESIZE,NPSSEAL MATERIALSEAL RETAINER MATERIALSA-515-701.0481

Instruction ManualD251400X0128510B Valve (EMA)November 201127Key4*SealRingandKey5*SealSpringusedwithPTFECompositionSealsVALVESIZE,NPSKEYNUMBERSEAL RIN

Instruction ManualD251400X0128510B Valve (EMA)November 201128Emerson Process ManagementMarshalltown, Iowa 50158 USASorocaba, 18087 BrazilChatham, Kent

Instruction ManualD251400X0128510B Valve (EMA)November 20113Table 2. Valve Body Size, Shaft Diameter, Approximate Weight, and ASME Rating and Flange C

Instruction ManualD251400X0128510B Valve (EMA)November 20114limited in their pressure drop and temperature range capabilities (especially due to diffe

Instruction ManualD251400X0128510B Valve (EMA)November 20115section of this manual and to the separate actuator instruction manual for mounting and ad

Instruction ManualD251400X0128510B Valve (EMA)November 20116WARNINGAn 8510B valve body is not necessarily grounded when installed in a pipeline. If th

Instruction ManualD251400X0128510B Valve (EMA)November 20117D Use bypass valves or completely shut off the process to isolate the valve from process p

Instruction ManualD251400X0128510B Valve (EMA)November 20118D For PTFE packing, loosen each packing flange nut one half turn (180_ of rotation).D For

Instruction ManualD251400X0128510B Valve (EMA)November 20119Figure 3. Packing Arrangement DetailsSTANDARD PACKINGENVIRO-SEAL PACKINGSINGLE PTFE PACKIN