Emerson Fisher 8560 Instruction Manual
Emerson Fisher 8560 Instruction Manual

Emerson Fisher 8560 Instruction Manual

Eccentric disk butterfly control valve

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Instruction Manual
D102013X012
Fisher
8560 Eccentric Disk
Butterfly Control Valve
Contents
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12 Only
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Introduction

Scope of Manual

This instruction manual includes installation, maintenance, and parts information for NPS 2 through 12 8560 Eccentric
Disk Butterfly Control Valves (see figure 1). Refer to separate instruction manuals for information covering the
actuator and accessories.
Do not install, operate, or maintain 8560 valves 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 warnings. If you
have any questions about these instructions, contact your

Description

The seal design of the 8560 eccentric disk high performance butterfly valve provides excellent shutoff capability. The
valve includes PTFE-filled or graphite packing rings that electrically bond the shaft to the valve body. This valve has a
spline drive shaft end, and soft or metal seal rings for use in a wide variety of applications.
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Figure 1. Fisher 8560 Valve with 1052 Actuator and
DVC6000 Series Digital Valve Controller
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W8299
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Emerson sales office
before proceeding.
8560 Valve
February 2019

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Summary of Contents for Emerson Fisher 8560

  • Page 1: Table Of Contents

    ™ Butterfly Control Valve Contents Figure 1. Fisher 8560 Valve with 1052 Actuator and DVC6000 Series Digital Valve Controller Introduction ....... . .
  • Page 2: Specifications

    1. The pressure/temperature limits in this manual and any applicable standard or code limitation for valves should not be exceeded. 2. For components selection and applicable fire tested standards and codes, consult your Emerson sales office. 3. UHMWPE stands for ultra high molecular weight polyethylene.
  • Page 3: Installation

    Since some valve body/trim material combinations are limited in their pressure drop and temperature range capabilities, do not apply any other conditions to the valve without first contacting your Emerson sales office.
  • Page 4 Emerson sales office. 2. For component selection and applicable fire‐tested standards and codes, consult your Emerson sales office. 1. Install a three‐valve bypass around the control valve assembly if continuous operation is necessary during inspection and maintenance of the valve.
  • Page 5: Valve Orientation

    Instruction Manual 8560 Valve D102013X012 February 2019 Figure 2. Maximum Pressure/Temperature Ratings A6306-2 NOTE: TEMPERATURE LIMITATIONS DO NOT ACCOUNT FOR THE ADDITIONAL LIMITATIONS IMPOSED BY THE BACKUP RING USED WITH THIS SEAL. TO DETERMINE THE EFFECTIVE TEMPERATURE LIMITATION OF THE APPROPRIATE SEAL/BACKUP RING COMBINATION, REFER TO TABLE 4. Valve Orientation When installing the valve, it is recommended that the valve drive shaft be horizontal as shown in figure 1.
  • Page 6 RETAINER RING FORWARD FLOW FACE SIDE OF DISK NOTES: 1. BY Emerson Automation Solutions DEFINITION: S FORWARD FLOW IS INTO THE FACE SIDE OF THE DISK. S REVERSE FLOW IS INTO THE HUB SIDE OF THE DISK. 75B1181-A A6882 Table 5. Special Spiral Wound Gasket Dimensions, Inches...
  • Page 7 Instruction Manual 8560 Valve D102013X012 February 2019 Table 6. Stud Bolt and Hex Head Cap Screw Data WAFER STYLE SINGLE FLANGE STYLE CL150 CL300 CL150 CL300 VALVE SIZE, No. of Size Dia No. of Size Dia No. of Size Dia No.
  • Page 8 Instruction Manual 8560 Valve February 2019 D102013X012 1. For Fail‐Open Actuators: It will be necessary to provide a temporary loading pressure to the actuator diaphragm to move the valve disk to the closed position. Observe the above Warning when closing the valve. If a loading pressure is required, use caution when working with the valve.
  • Page 9: Maintenance

    Instruction Manual 8560 Valve D102013X012 February 2019 D Select and install two pipe line gaskets. D Flange Cap Screws: If line flange cap screws are used, be certain the cap screw threads engage the tapped holes to a depth equal to the flange cap screw diameter. 4.
  • Page 10 Instruction Manual 8560 Valve February 2019 D102013X012 packing, seal ring, disk, shaft, bearings, and other valve parts. Also, instructions are provided for changing valve action, mounting, and adjusting the actuator. Refer to the actuator instruction manual for additional information for mounting and adjusting the actuator.
  • Page 11 Instruction Manual 8560 Valve D102013X012 February 2019 D If tightening the packing flange nuts does not stop the leakage, use the following procedures to remove the control valve assembly from the pipeline. Remove the actuator when removing and replacing packing parts. D If the leakage comes from the outside diameter of the packing box, it is possible that the leakage is caused by nicks or scratches on the packing box wall.
  • Page 12: Packing Maintenance

    Instruction Manual 8560 Valve February 2019 D102013X012 3. With the disk in the closed position, remove line bolting, remove the control valve assembly from the pipeline, and place it on a flat working surface with the seal retainer ring facing up. 4.
  • Page 13 Instruction Manual 8560 Valve D102013X012 February 2019 Figure 7. Actuator Mounting Styles and Positions ACTUATOR ROD TURNBUCKLE ACTUATOR ROD END BEARING ACTUATOR LEVER LEVER INDEX MARKS (4) VALVE SHAFT INDEX MARK ACTUATOR LOCKING CAP SCREW TYPICAL ACTUATOR (1052) SECTIONAL THROUGH HOUSING C0784 Assembly Inspect the shaft: If it is damaged, it cannot make a good seal with the packing, and it must be replaced.
  • Page 14 Instruction Manual 8560 Valve February 2019 D102013X012 Figure 7. Actuator Mounting Styles and Positions (continued) 43A5323‐D...
  • Page 15 Instruction Manual 8560 Valve D102013X012 February 2019 Figure 8. Packing Arrangements PACKING FOLLOWER (KEY 102) PACKING SET (KEY 105) PACKING RING (KEY 108) PACKING BOX RING (KEY 107) GRAPHITE RIBBON PACKING PTFE V‐RING PACKING STANDARD PACKING PACKING FLANGE NUT PACKING FLANGE (KEY 101) (KEY 102) LUBRICANT...
  • Page 16: Seal Ring Maintenance For Nps 3 Through 12

    Instruction Manual 8560 Valve February 2019 D102013X012 1. Install the new packing parts (see figure 8). Install the packing follower and finger tighten the packing flange nuts onto the studs only enough to stop leakage. 2. If the valve was equipped with a bonding strap assembly (figure 5), re‐install the assembly. 3.
  • Page 17 Instruction Manual 8560 Valve D102013X012 February 2019 1. Remove the retainer ring (key 2, figure 10): For valves with press‐fit retainer rings: D Place the valve on blocks with the seal retainer facing down. (Note: Position blocks so they do not restrict the retainer ring removal.) D Rotate the disk to the open position as shown in figure 9.
  • Page 18 Instruction Manual 8560 Valve February 2019 D102013X012 Figure 10. Disk Rotation Indication DISK STOP INDICATES APPROXIMATE TO OPEN DISK POSITION ACTUATOR END OF VALVE SHAFT RETAINER RING (KEY 2) DISK IN THE DISK IN THE CLOSED POSITION OPEN POSITION DISK ROTATION INDICATION FOR NPS 2 THROUGH 12 NOTE: LOCATION OF C MARKINGS, FOR NPS 2 ONLY...
  • Page 19 Instruction Manual 8560 Valve D102013X012 February 2019 Figure 11. Available Seal Configurations RETAINING VALVE RING VALVE BODY BODY RETAINING RING SPRING PRESSURE‐ASSISTED SEAL PRESSURE‐ SEAL ASSISTED RING SEAL HIGH HIGH PRESSURE PRESSURE SHUTOFF SHUTOFF DISK DISK FACE FACE BIDIRECTIONAL SEAL B1558‐3 NPS 2 METAL SEAL PTFE, REINFORCED PTFE, AND UHMWPE SEALS...
  • Page 20 Instruction Manual 8560 Valve February 2019 D102013X012 CAUTION The seal ring will be damaged if the disk remains in the closed position during seal and retainer ring assembly. b. Install the metal seal ring assembly (see figure 11). 3. Installing the retainer ring: a.
  • Page 21: Seal Ring Maintenance For Nps 2

    Instruction Manual 8560 Valve D102013X012 February 2019 g. Use three C‐clamps to hold the retainer in place. Locate one of the C‐clamps near the travel stop in the valve body, and the other two at 120 degrees from the stop. h.
  • Page 22: Disk, Drive Shaft And Bearing Maintenance For Nps 3 Through 12 Only

    Instruction Manual 8560 Valve February 2019 D102013X012 3. Unscrew the machine screws (key 17), and remove the seal retainer (key 2). Also remove the retainer clip (key 30). 4. Remove the seal ring or seal ring assembly(key 4). The spring (key 5) is removed with a PTFE seal ring. 5.
  • Page 23 Instruction Manual 8560 Valve D102013X012 February 2019 5. Rotate the disk (key 3) to the fully open position. 6. Locate the small ends of the taper pins. Drive the two taper pins (key 10) out towards the larger end of the pins. (Note: Attempting to drive the taper pins in the opposite direction only tightens the pins.) Also, remove the hollow pins (key 9) from the disk/shaft connection using the tool shown in figure 13.
  • Page 24 Instruction Manual 8560 Valve February 2019 D102013X012 c. When installing the disk spacer (key 7) position the curved side to match the valve body bore, and position it with the tab on the spacer pointing away from the disk stop as shown in figure 12. Note The disk spacer will have to be held in place when installing the disk and inserting the shaft through the valve body, bearings, bearing spacer, and disk.
  • Page 25 Instruction Manual 8560 Valve D102013X012 February 2019 6. Line‐up both holes in the disk hub with the holes in the drive shaft (key 8). (Note: The hole in the drive shaft is off‐set to prevent the shaft from being installed in the wrong position. Be sure the hole in the shaft is lined up with the hole in the disk hub.) 7.
  • Page 26: Actuator Mounting

    Instruction Manual 8560 Valve February 2019 D102013X012 9. If either of the bearings (key 6) require maintenance or replacement, remove them. CAUTION When replacing a valve disk or shaft, a new disk/shaft/taper pin assembly (key 3) should be used. Using a new disk with a used shaft requires drilling and reaming new taper pin holes in the shaft.
  • Page 27 Instruction Manual 8560 Valve D102013X012 February 2019 REMOVAL TOOL DIMENSIONS INSTALLATION TOOL DIMENSIONS ∅A ∅D ∅A ∅B ∅C Shaft Diameter Shaft Diameter 12.7 3.91 28.43 6.35 4.19 12.7 12.7 3.68 6.35 127.0 4.83 15.88 4.60 38.10 7.87 23.37 15.88 12.7 4.57 7.62 127.0...
  • Page 28: Parts Ordering

    WARNING Use only genuine Fisher replacement parts. Components that are not supplied by Emerson Automation Solutions 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.
  • Page 29: Retrofit Kits For Enviro-Sealt Packing

    Repair Kits for Parts List ENVIRO‐SEAL Packing Repair Kits include replacement parts for key 105 Note and 106 for the shaft diameters listed below. For part ordering information contact your Emerson sales office. ENVIRO‐SEAL Packing Repair Kits SHAFT DIAMETER Inches Description 12.7  1...
  • Page 30 Instruction Manual 8560 Valve D102013X012 February 2019 Packing Description  100 Packing Stud (2 req'd)  101 Packing Nut (2 req'd)  102 Packing Flange Note  103 Spring Pack Assembly, ENVIRO‐SEAL & FFKM Parts in this section are listed by shaft diameter (inches).  105* Packing Set  106* Anti‐Extrusion Ring, ENVIRO‐SEAL PTFE (2 req'd)  107* Packing Box Ring...
  • Page 31 Instruction Manual 8560 Valve D102013X012 February 2019 Figure 14. Valve Assembly for NPS 3 through 12 34B5064-A / DOC GRAPHITE PACKING ALLOY FOLLOWER ASSY PTFE SEAL METAL BEARING CL150 NOVEX SEAL SIZE 12 CL300 NOTE: PHOENIX III SEAL KEYS 21, 22, AND 28 ARE NOT SHOWN. 75B0090‐A...
  • Page 32 Instruction Manual 8560 Valve February 2019 D102013X012 Figure 14. Valve Assembly for NPS 3 through 12 (Continued) TWO PIECE ADAPTOR ASSY ALLOY FOLLOWER ASSY PTFE SEAL METAL BEARING CL150 NOVEX SEAL SIZE 12 CL300 PHOENIX III SEAL NOTE: KEY NUMBERS NOT SHOWN ARE 21, 22, AND 115 SINGLE FLANGE‐STYLE VALVE 75B0092‐B...
  • Page 33 Instruction Manual 8560 Valve D102013X012 February 2019 Figure 15. Valve Assembly for NPS 2 GRAPHITE PACKING 34B5064‐A TWO PIECE FOLLOWER PTFE SEAL METAL SEAL NOTE: PARTS 21 AND 22 NOT SHOWN 75B0625...
  • Page 34 Instruction Manual 8560 Valve February 2019 D102013X012...
  • Page 35 Instruction Manual 8560 Valve D102013X012 February 2019...
  • Page 36 Fisher and ENVIRO-SEAL are marks owned by one of the companies in the Emerson Automation Solutions business division of Emerson Electric Co. Emerson Automation Solutions, Emerson, and the Emerson logo are trademarks and service marks of Emerson Electric Co. All other marks are the property of their respective owners.

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