Emerson Fisher 8580- Manuals

Instruction Manual D103300X012 8580 Valve May 2011 5 1. Install a three‐valve bypass around the control valve assembly if continuous operation is necessary during inspection and maintenance of the valve body. 2. Inspect the valve body to be certain it is free of foreign material. 3. The valve is nor...

Instruction Manual D103300X012 8580 Valve May 2011 6 Table 5. Stud Bolt Data VALVE SIZE WAFER STYLE AND SINGLE FLANGE STYLE WITH THROUGH DRILLED HOLES PN 10 PN 16 PN 25 PN 40 DN No. of Stud Bolts Size Dia & Thread, mm A Dimen‐ sion, mm No. of Stud Bolts Size Dia & Thread, mm A Dimen‐ sion, m...

Instruction Manual D103300X012 8580 Valve May 2011 7 WARNING For single flange valve bodies with threaded line bolt holes, personal injury and property damage could result from suddenrelease of process pressure if line bolts are not properly installed. To ensure proper line bolt thread engagement, l...

Instruction Manual D103300X012 8580 Valve May 2011 8 Valves with ENVIRO‐SEAL t packing systems will not require this initial re‐adjustment. See ENVIRO‐SEAL Packing System for Rotary Valves Instruction Manual (D101643X012) for packing instructions. If you wish to convert yourpresent packing arrangeme...

Instruction Manual D103300X012 8580 Valve May 2011 9 CAUTION Tighten the packing flange only enough to prevent shaft leakage. Excessive tightening will only accelerate wear of thepacking and could produce higher torques on the valve. Figure 5. Packing Arrangement Details STANDARD PACKING PTFE V‐RING...

Instruction Manual D103300X012 8580 Valve May 2011 10 Optimum performance of the ENVIRO‐SEAL packing system is obtained when the Belleville springs are tightened totheir “target load.” The target load is the point where the springs are compressed to 85% of their maximum deflection,or nearly flat. Ma...

Instruction Manual D103300X012 8580 Valve May 2011 11 2. Remove the actuator per instructions in separate actuator instruction manuals, then remove the cap screws and nuts (keys 35 and 36). Remove the clamp (key 130, figure 4) if the strap (key 131, figure 4) is used. 3. Remove the packing flange nu...

Instruction Manual D103300X012 8580 Valve May 2011 12 3. Loosen the two packing hex nuts evenly to remove spring tension, then remove the nuts.4. Remove the packing flange and spring pack assembly. The spring pack assembly consists of the spring stack and packing follower. The spring stack is retain...

Instruction Manual D103300X012 8580 Valve May 2011 13 D   For the metal seal ring assembly, place the seal ring assembly onto the disk. Set the retainer onto the seal, making sure proper alignment between the seal and retainer has been achieved. 6. Attach the seal retainer (key 2) and the retainer c...

Instruction Manual D103300X012 8580 Valve May 2011 14 actuator, release all pressure from the actuator. Use lock‐out procedures to be sure that the above measures stay ineffect while you work on the equipment. CAUTION When removing the actuator in the following step, use a wheel puller to separate t...

Instruction Manual D103300X012 8580 Valve May 2011 15 Assembly WARNING Do not lubricate bearings that will be used for oxygen service, or where the lubrication is incompatible with the processmedia. Any use of lubricant can lead to the sudden explosion of media due to the oil/oxygen mixture, causing...

Instruction Manual D103300X012 8580 Valve May 2011 16 6. The valve must be closed during seal ring installation to permit accurate centering of the seal. To install the new seal ring assembly or flow ring: Table 8. Recommended Actuator‐Mounting Bolt Torque VALVE SIZE TORQUE DN NPS N S m lbf S ft. 50...

Instruction Manual D103300X012 8580 Valve May 2011 17 For ENVIRO‐SEAL packing , install the new packing system components as described in the ENVIRO‐SEAL Packing System for Rotary Valves Instruction Manual (D101643X012). 10. Install the anti‐blowout ring (key 40) in the groove in the drive shaft. 11...

Instruction Manual D103300X012 8580 Valve May 2011 19 Parts Ordering When corresponding with your Emerson Process Management sales office about this equipment, always mention thevalve serial number. When ordering replacement parts, also specify the key number, part name, desired material,using the P...

Instruction Manual D103300X012 8580 Valve May 2011 20 Worn shafts, packing box damage, or other components that do not meet Emerson Process Management finishspecifications, dimensional tolerances, and design specifications, may adversely alter the performance of the repairkit. ENVIRO‐SEAL Packing Sy...

Instruction Manual D103300X012 8580 Valve May 2011 22 Figure 11. Fisher 8580 Valve Assembly GE36048_D SOFT

Instruction Manual D103300X012 8580 Valve May 2011 23 Figure 12. Fisher 8580 Seal Assembly Detail GE36048_D_2 FLOW RING CONSTRUCTION ASSEMBLY SOFT SEAL CONSTRUCTION ASSEMBLY METAL SEAL CONSTRUCTION ASSEMBLY