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Fisher Z500 Instructions Manual

Severe service ball valves
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Instruction Manual
D103803X012
Fisherr Z500 Severe Service Ball Valves
Contents
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Introduction

Scope of Manual

This instruction manual provides installation, operation, maintenance, and parts information for the Fisher Z500
Severe Service Ball Valve (see figure 1).
Do not install, operate, or maintain Z500 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 Emerson Process Management sales office before
proceeding.

Description

The Z500 severe service ball valve is a split body bolted design, available as fire safe, full or reduced port, with a
blowout proof stem. It can be lever operated, gear operated, or actuated. The Z500 severe service ball valve line is a
simplistic two-piece floating ball design with integral metal seat meant to provide tight metal seating shutoff in high
temperature, high pressure, and erosive applications across all industries.

Specifications

Specifications for these valves are shown in table 1.
www.Fisher.com
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Figure 1. Fisher Z500 Severe Service Ball Valve
1
1
1
1
5
7
8
9
11
13
17
17
X1200
Z500 Valve
February 2015

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Summary of Contents for Fisher Z500

  • Page 1: Table Of Contents

    Description The Z500 severe service ball valve is a split body bolted design, available as fire safe, full or reduced port, with a blowout proof stem. It can be lever operated, gear operated, or actuated. The Z500 severe service ball valve line is a simplistic two-piece floating ball design with integral metal seat meant to provide tight metal seating shutoff in high temperature, high pressure, and erosive applications across all industries.
  • Page 2 Valve Sizes Dimensions Z500: NPS J 1/2, J 3/4, J 1, J 1-1/2, J 2, J 3, Contact your Emerson Process Management sales J 4, J 6, J 8, J 10, J 12, J 14, J 16, J 18, J 20,...
  • Page 3 Instruction Manual Z500 Valve D103803X012 February 2014 Table 1. Valve Body Materials, End Connections, and Ratings Pressure Class Bore Port Size, NPS End Connection Valve Body Materials 0.65 1-1/2 1.15 Buttweld, Socketweld, FNPT 1-1/2 2-1/2 2-1/2 Buttweld, Socketweld, FNPT, RF, RTJ...
  • Page 4 Instruction Manual Z500 Valve D103803X012 February 2014 Table 1. Valve Body Materials, End Connections, and Ratings (continued) Pressure Class Bore Port Size, NPS End Connection Valve Body Materials 0.65 1-1/2 1.15 Buttweld, Socketweld, FNPT 1-1/2 2-1/2 2-1/2 CL2500 SA105, F22, F91, and F316...

  • Page 5: Installation

    Instruction Manual Z500 Valve D103803X012 February 2014 Installation 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 either the valve body rating or the mating pipe flange joint rating.
  • Page 6 Instruction Manual Z500 Valve D103803X012 February 2014 d. Customer shall ensure valve stem has not been pushed or forced down into the valve e. Customer shall ensure no binding occurs when mounting the actuator i. Customer shall ensure the correct alignment is done when mounting the actuator ii.

  • Page 7: Operation

    Instruction Manual Z500 Valve D103803X012 February 2014 Procedure Initial Preparation 1. Ensure the valve is in the fully open position so that vital sealing areas of the ball are not exposed to weld spatter. 2. Never make arc strikes on the valve body or end adaptor except inside the groove intended for butt welding or inside the corner of the joint for socket welding.

  • Page 8: Maintenance

    Instruction Manual Z500 Valve D103803X012 February 2014 2. Actuators supplied with the valve may require maintenance per the actuator manufacturer's recommendations. For valves supplied with gears, the grease in the gearbox might need to be cleaned out and replaced periodically. Use only high temperature grease recommended for gearboxes.

  • Page 9: Troubleshooting

    Instruction Manual Z500 Valve D103803X012 February 2014 Troubleshooting Operation D Stem adaptor/actuator may be misaligned-- Remove actuator and stem adaptor, then reassemble per assembly procedures for actuators. D Over-tightened stem packing-- Loosen packing to hand tight, cycle valve and retighten per procedures following torque table 4.
  • Page 10 Instruction Manual Z500 Valve D103803X012 February 2014 Figure 2. Bolting Tightening Pattern Valve Leaking through Ball or Seating Area D Valve body ID or bore is clogged-- Flush or clean valve ID and try to cycle valve. D Valve is not fully closed-- Close valve, taking care not to over torque.

  • Page 11: Packing Replacement

    Instruction Manual Z500 Valve D103803X012 February 2014 Figure 3. Sectional View MACHINED STOPS METAL VALVE BODY GASKET SEAT HOLDER STEM ADAPTOR INTEGRAL METAL SEAT SIDE-MOUNTED BRACKET UPSTREAM SEAT DISK END ADAPTOR SPRING STEM PACKING GLAND VALVE BODY BALL BODY STUD...
  • Page 12 Instruction Manual Z500 Valve D103803X012 February 2014 Figure 4. Assembly Steps Figure 5. Insert Top End Ring 6. Insert the top end ring of stem packing. Use the packing flange to press the top end ring into position. Figure 6. Use Packing Flange 7.

  • Page 13: Actuator Mounting

    Instruction Manual Z500 Valve D103803X012 February 2014 Figure 7. Bolt Up the Packing Flange Actuator Mounting 1. Mount the stem adaptor on top of the stem with the two keys. Make sure it fits onto the stem easily without hammering.
  • Page 14 Instruction Manual Z500 Valve D103803X012 February 2014 Figure 9. Position the Mounting Bracket 3. Place the actuator on top of the mounting bracket and stem adaptor, in the closed position. Make sure the actuator is properly aligned with the stem adaptor. If not, loosen the mounting bracket to assure proper alignment and retighten the mounting bracket.
  • Page 15 Instruction Manual Z500 Valve D103803X012 February 2014 Figure 11. Install the Handwheel Hand Lever 6. Position the mounting bracket onto the body. Use copper-based anti-seize lubricant on the bracket studs and nuts. Make sure the markings on the studs and nuts are facing out. Leave the nuts finger tight.
  • Page 16 Instruction Manual Z500 Valve D103803X012 February 2014 Figure 13. Lock Plate 10. Thread on the socket head cap screws, using copper-based anti-seize lubricant, from the underside of the mounting bracket. 11. Torque the mounting bracket and stop plate bolting to the applicable torque (tables 3 or 4) after everything is aligned properly.

  • Page 17: Parts Ordering

    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 will void your warranty, might adversely affect the performance of the valve, and could give rise to personal injury and property damage.
  • Page 18 Instruction Manual Z500 Valve D103803X012 February 2014 Figure 15. Fisher Z500 Valve Assembly...
  • Page 19 Instruction Manual Z500 Valve D103803X012 February 2014...
  • Page 20 Responsibility for proper selection, use, and maintenance of any product remains solely with the purchaser and end user. Fisher is a mark owned by one of the companies in the Emerson Process Management business unit of Emerson Electric Co. Emerson Process Management, Emerson, and the Emerson logo are trademarks and service marks of Emerson Electric Co.

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