Emerson Fisher 67D Series Instruction Manual

Emerson Fisher 67D Series Instruction Manual

Pressure reducing filtered regulators
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Instruction Manual
Form 5858
July 2010
67D Series Pressure Reducing Regulators
P1183
TyPe 67D oR 67DR RegulaToR
!
Failure to follow these instructions or to
properly install and maintain this
equipment could result in an explosion,
fire and/or chemical contamination
causing property damage and personal
injury or death.
Fisher
regulators must be installed,
®
operated, and maintained in accordance
with federal, state, and local codes, rules
and regulations, and emerson Process
Management Regulator Technologies,
inc. instructions.
if the regulator vents gas or a leak
develops in the system, service to
the unit may be required. Failure to
correct trouble could result in a
hazardous condition.
installation, operation, and maintenance
procedures performed by unqualified
Figure 1. 67D Series Pressure Reducing Regulators
WaRning
www.fisherregulators.com
P1182
TyPe 67DF oR 67DFR FilTeReD RegulaToR
personnel may result in improper
adjustment and unsafe operation. either
condition may result in equipment
damage or personal injury. use qualified
personnel when installing, operating,
and maintaining the 67D Series Pressure
Reducing Regulators.
introduction
Scope of the Manual
This manual provides instructions for the installation,
maintenance, and parts ordering information for
67D Series regulators. Instructions and parts lists for
other equipment mentioned in this instruction manual,
as well as for other 67 Series regulators, are found in
separate manuals.
Specifications
Some general 67D Series ratings and other
specifications are given on page 2. A label on the
spring case gives the control spring range for a given
regulator as it comes from the factory.
67D Series

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Table of Contents
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Summary of Contents for Emerson Fisher 67D Series

  • Page 1 This manual provides instructions for the installation, and regulations, and emerson Process maintenance, and parts ordering information for Management Regulator Technologies, 67D Series regulators. Instructions and parts lists for inc.
  • Page 2: Specifications

    67D Series Specifications available Configurations Temperature Capabilities Type 67D: Direct-operated regulator with With nitrile (nBR) aluminum body and without internal relief Standard Bolting: -20° to 180°F (-29° to 82°C) Type 67DR: Aluminum body with internal relief Stainless Steel Bolting: -40° to 180°F (-40° to 82°C) Type 67DS: Stainless steel body without With Fluorocarbon (FKM): internal relief...
  • Page 3: Principle Of Operation

    Type XXXX 67D Series TyPe 67D oR 67DS TyPe 67DF oR 67DFS M1153 M1154 inleT PReSSuRe SMaRT BleeD™ oPTion FoR ouTleT PReSSuRe TyPe 67DFR oR 67DFSR aTMoSPHeRiC PReSSuRe TyPe 67DR oR 67DSR TyPe 67DFR oR 67DFSR Figure 2. 67D Series Operational Schematics INLET PRESSURE Product Descriptions internal Relief (Types 67DR, 67DSR,...
  • Page 4: Installation

    67D Series Table 1. Outlet Pressure Ranges and Control Spring Data ConTRol SPRing DaTa ouTleT PReSSuRe TyPeS RangeS, PSig (bar) Part number Color Material Wire Diameter, inch (mm) Free length, inch (mm) 0 to 20 (0 to 1,4) GE07809T012 Green stripe 0.135 (3,43) 1.43...
  • Page 5: Overpressure Protection

    67D Series Inspect the vent hole regularly to make sure it is WaRning not plugged. Spring case vent hole orientation may be changed by rotating the spring case with To avoid personal injury, property respect to the body. A 1/4 NPT spring case vent damage, or equipment damage caused may be remotely vented by installing obstruction- by bursting of pressure-containing parts...
  • Page 6: Trim Maintenance

    67D Series 4. Place the diaphragm assembly (key 16) on the WaRning body (key 1) as shown in Figure 3 or 4. Push down on the diaphragm assembly to make sure To avoid personal injury, property the valve plug (key 57) strokes smoothly and damage, or equipment damage approximately 1/16-inch (1,6 mm).
  • Page 7: Parts Ordering

    67D Series the valve seat (key 58) for damage or wear. note Replace part if damaged. The valve stem may on Types 67DFS and 67DFSR, lubricate be cleaned or replaced. If the soft seat (key 15) the adjusting screw (key 18) thread to was removed, make sure it is properly snapped reduce galling of stainless steel.
  • Page 8 67D Series Description Part number automatic Drain Conversion Kits Types 67DF, 67DFR, 67DFS, and 67DFSR - Includes auto-drain (key 2), four flange screws (key 3), dripwell O-ring (key 4), and dripwell (key 5). Note: Temperature rating is 40° to 175°F (4°...
  • Page 9 67D Series PaRTS noT SHoWn: 25 PaRTS noT SHoWn: 25 GE31806_A GE32850_B aPPly luBRiCanT (l) aPPly luBRiCanT (l) Figure 4. Type 67DS or 67DSR Assembly Figure 5. Type 67DF or 67DFR Assembly Description Part number Description Part number Spring Adjusting Screw for Type 67D, 67DR, 67DF, or 67DFR, for Type 67D, 67DR, 67DF, or 67DFR (continued) Music wire (standard)
  • Page 10 67D Series 40C1728_A Figure 7. 67D Series Optional Panel Mount PoSiTion 3 PoSiTion 4 PoSiTion 2 aPPly luBRiCanT (l) GE31805_B Figure 6. Type 67DFS or 67DFSR Assembly GE31784_C PoSiTion 1 (aligneD WiTH inleT) (STanDaRD) Figure 8. 67D Series Spring Case Vent Positions...
  • Page 11 67D Series PuSHeR PoST (WiTHouT RelieF) loWeR SPRing SeaT ReTaining Ring DiaPHRagM PlaTe PuSHeR PoST (WiTH RelieF) DiaPHRagM B2696 Figure 9. Key 16, Diaphragm Assembly B2698 Figure 10. Optional Closing Cap [Only Available with the 1/4-inch (6,4 mm) Spring Case Vent] aPPly luBRiCanT (l) Figure 11.
  • Page 12 For further information visit www.fisherregulators.com The Emerson logo is a trademark and service mark of Emerson Electric Co. All other marks are the property of their prospective owners. Fisher is a mark owned by Fisher Controls, Inc., a business of Emerson Process Management.

Table of Contents