Emerson 667 Manuel d'instructions

www.Fisher.comFisherr 667 Diaphragm Actuators Size 80 and 100ContentsIntroduction 1...Scope of Manual 1...

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 201110b. Using a wrench on the wrench flats near the top of the stem and piston assembl

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 201111Figure 4. Size 80 Actuator ConstructionCAP SCREW (KEY 12)SPACER (KEY 2)UPPER DIAPH

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 20111210. Position the upper diaphragm casing (key 1) on the diaphragm (key 3), and ali

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 201113D Do not remove the actuator from the valve while the valve is still pressurized.D

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 201114Figure 5. Size 100 Actuator ConstructionDIAPHRAGM CASINGCOVER (KEY 15)UPPER DIAPHR

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 201115For Actuators Without the Top‐Loaded OptionDisassemblyPart names and locations are

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 2011166. Install the diaphragm backup plate, diaphragm retainer, diaphragm, upper diaph

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 20111715. Once completed, no more tightening is recommended.16. For actuators with a t

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 2011183. Install the actuator stem assembly into the yoke assembly (key 67). Place a su

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 2011198. Tighten the cap screws (key 13) in the following manner. The first four cap sc

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 20112Do not install, operate, or maintain 667 actuators without being fully trained and

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 20112024. Once completed, no more tightening is recommended.25. For actuators with a t

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 2011217. The lower sleeve (key 123) has two screw holes in one end. Coat the sleeve thr

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 2011225. Remove the retaining ring (key 60), and remove the handwheel.6. Remove front

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 201123Parts KitsActuator Repair KitParts kit includes keys 8, 9, and 70.Key Description

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 201124Key 18 Spring, steelACTUATORSIZERANGE TRAVELCOMPRESSIONRATEMAXIMUMLOADPARTNUMBERCO

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 201125Figure 6. Size 80 Fisher 667 ActuatorNOTE:KEYS 243, 244, 245, AND 246ARE NOT SHOWN

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 201126Figure 7. Size 100 Fisher 667 ActuatorNOTES:THIS PART IS LOCATED 90_ TO FRONT OF P

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 201127Figure 8. Size 80 Fisher 667 Actuator with Side‐Mounted Handwheel and Hydraulic Sn

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 201128Figure 9. Size 100 Top‐Mounted Handwheel APPLY LUB50A2624‐FEmerson Process Mana

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 20113Figure 2. Schematic Representation of Fisher 667 ActuatorDIAPHRAGMAIRLIFTSSPRINGPUS

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 20114Because the actuator has traveled its specified travel, and the diaphragm head is p

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 20115opening. If the valve is installed in a pipeline, the bottom flange (if one is used

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 20116When adjusting travel of a direct‐acting valve, put a slight pressure on the actuat

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 20117Remove the shroud plate (key 65, figure 7), and loosen the jam nut (key 26, figure

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 20118D Do not remove the actuator from the valve while the valve is still pressurized.D 

Instruction ManualD100311X012667 Size 80 and 100 ActuatorsMay 20119actuator. Use lock‐out procedures to be sure that the above measures stay in effect