Emerson 67D Instruction Manual
Contents
1. For Type 67DR or 67DFR with relief Nitrile NBR Fluorocarbon FKM Silicone VMQ For Type 67DS or 67DFS without relief Nitrile NBR Fluorocarbon FKM For Type 67DSR or 67DFSR with relief Nitrile NBR Fluorocarbon FKM Silicone VMQ Part Number GE35519X012 GE35519X022 GE35519X032 GE31783X012 GG00430X012 10A3803X092 10A3803X112 10A3803X102 T14055T0012 T14055T0022 T14119T0022 T14119T0042 T14119T0012 T14119T0032 T14119T0052 T14119T0062 T14119T0072 T14119T0082 T14119T0092 T14119T0102 7 IN 5 e ESS SORRY i LAN 2 ess N GE31806 A PARTS NOT SHOWN 25 APPLY LUBRICANT L Figure 4 Type 67DS or 67DSR Assembly Key Description 17 Spring For Type 67D 67DR 67DF or 67DFR Music wire standard 0 to 20 psig 0 to 1 4 bar Green stripe 0 to 35 psig 0 to 2 4 bar Unpainted 0 to 60 psig 0 to 4 1 bar Blue stripe 0 to 125 psig 0 to 8 6 bar Red stripe For Type 67DR 67DF or 67DFR NACE Inconel NACE 0 to 35 psig 0 to 2 4 bar Silver stripe 0 to 60 psig 0 to 4 1 bar Blue 0 to 125 psig 0 to 8 6 bar Red For Type 67DS 67DSR 67DFS or 67DFSR Inconel NACE 0 to 20 psig 0 to 1 4 bar Green 0 to 35 psig 0 to 2 4 bar Silver stripe 0 to 60 psig 0 to 4 1 bar Blue 0 to 125 psig 0 to 8 6 bar Red 0 to 150 psig 0 to 10 3 bar Black 18 Adjusting Screw For Type 67D 67DR 67DF or 67DFR2. Oto 35 Oto 2 4 T14113T0012 Silver stripe 0 156 3 96 1 43 36 2 67DFS and Oto 60 Oto 4 1 T14114T0012 Blue Inconel 0 172 4 37 1 43 36 2 67DFSR Oto 125 Oto 8 6 T14115T0012 Red 0 207 5 26 1 43 36 2 0 to 150 0 to 10 3 10C1730X012 Black 0 250 6 35 1 77 44 9 Inconel is a mark owned by Special Metals Corporation Installation Note If the regulator is shipped mounted on another unit install that unit according to the appropriate Instruction Manual Personal injury property damage equipment damage or leakage due to escaping gas or bursting of pressure containing parts may result if this regulator is overpressured or is installed where service conditions could exceed the limits given in the Specifications section or where conditions exceed any ratings of the adjacent piping or piping connections To avoid such injury or damage provide pressure relieving or pressure limiting devices as required by the appropriate code regulation or standard to prevent service conditions from exceeding those limits The internal relief valve of the Type 67DR 67DSR 67DFR or 67DFSR does not provide full overpressure protection The internal relief valve is designed for minor seat leakage only If maximum inlet pressure to the regulator exceeds maximum pressure ratings of the downstream equipment or exceeds maximum allowable outlet pressure of the regulator additional overpressure protection is required A regulator may vent some gas to the
3. atmosphere In hazardous or flammable gas service vented gas may accumulate and cause personal injury death or property damage due to fire or explosion Vent a regulator in hazardous gas service to a remote safe location away from air intakes or any hazardous area The vent line or stack opening must be protected against condensation or clogging Before installing a Type 67D 67DR 67DS 67DSR 67DF 67DFR 67DFS or 67DFSR regulator be sure the installation complies with the following installation guidelines 1 Regulator operation within ratings does not preclude the possibility of damage from debris in the lines or from external sources Regulators should be inspected for damage periodically and after any overpressure condition Only personnel qualified through training and experience should install operate and maintain the regulator Make sure that there is no damage to or foreign material in the regulator Also ensure that all tubing and piping is free of debris Install the regulator so that flow is from the IN to the OUT connection as marked on the regulator body A clogged spring case vent hole may cause the regulator to function improperly To keep this vent hole from being plugged and to keep the spring case from collecting moisture corrosive chemicals or other foreign material orient the vent to the lowest possible point on the spring case or otherwise protect it Inspect the vent hole regularly to
4. following parts list Separate kit containing all recommended spare parts is available Parts List Key Description Parts Kits Types 67D 67DR 67DS and 67DSR Includes seat key 58 O rings keys 14 49 and 50 soft seat key 15 and diaphragm assembly key 16 Type 67D without relief Brass and Nitrile NBR seat Type 67DR with relief Brass and Nitrile NBR seat Types 67D NACE 67DS and 67DS NACE without relief 316L Stainless steel and Nitrile NBR seat R67DSX00N12 Types 67DR NACE 67DSR and 67DSR NACE with relief 316L Stainless steel and Nitrile NBR seat R67DSRX0N12 Types 67DF 67DFR 67DFS and 67DFSR Includes seat key 58 O rings keys 14 49 and 50 soft seat key 15 diaphragm assembly key 16 5 micron polyethylene filter key 6 filter gasket key 66 dripwell O ring key 4 and four screws key 3 Type 67DF without relief Part Number R67DX000012 R67DRX00012 Brass and Nitrile NBR seat R67DFX00012 Type 67DFR with relief Brass and Nitrile NBR seat Standard kit R67DFRX0012 Low temperature kit 60 F 51 C R67DFRX0022 Types 67DF NACE 67DFS and 67DFS NACE without relief 316L Stainless steel and Nitrile NBR seat R67DFSXON12 Types 67DFR NACE 67DFSR and 67DFSR NACE with relief 316L Stainless steel and Nitrile NBR seat R67DFSRXN12 67D Series Key 4 6 Description Automatic Drain Conversion Kits Types 67DF 67DFR 67DFS and 67DFSR Includes auto dr
5. make sure it is not plugged Spring case vent hole orientation may be changed by rotating the spring case with respect to the body A 1 4 NPT spring case vent may be remotely vented by installing obstruction free tubing or piping into the vent Protect the remote vent by installing a screened vent cap on the remote end of the vent pipe 5 For use in regulator shutdown install upstream block and vent valves and downstream block and vent valves if required or provide some other suitable means of properly venting the regulator inlet and outlet pressures Install a pressure gauge to monitor instruments on startup 6 Apply a good grade of pipe compound to the external pipe threads before making connections making sure not to get the pipe compound inside the regulator 7 Install tubing fitting or piping into the 1 2 NPT inlet connection on the body key 1 and into the 1 2 NPT body outlet connection 8 The two 1 4 NPT outlets can be used for a gauge or other use If not used they must be plugged Overpressure Protection The 67D Series regulators have maximum outlet pressure ratings that are lower than their maximum inlet pressure ratings A pressure relieving or pressure limiting device is needed if inlet pressure can exceed the maximum outlet pressure rating Types 67DR 67DSR 67DFR and 67DFSR have a low capacity internal relief valve for minor seat leakage only Other overpressure protection must be provided if the maxi
6. straight out of the spring retainer To remove the valve stem key 11 grasp the end and pull it straight out of the body key 1 Inspect the parts for damage and debris Inspect the valve seat key 58 for damage or wear Replace part if damaged The valve stem may be cleaned or replaced If the soft seat key 15 was removed make sure it is properly snapped into place before installing the valve stem Apply a high quality lubricant to the O ring key 50 before reinstalling the valve stem 4 Slide valve plug key 57 onto valve stem key 11 Apply lubricant to O ring key 14 and thread in spring retainer key 48 Torque spring retainer to 10 to 12 foot pounds 14 to 16 Nem Reinstall the filter gasket key 66 and filter key 6 and secure it with the filter retainer key 9 and screw key 65 and torque to 15 to 30 inch pounds 1 7 to 3 4 Nem Reinstall the O ring key 4 secure the dripwell with screws key 3 and torque to 15 to 30 inch pounds 1 7 to 3 4 Nem Diaphragm Maintenance Key numbers are referenced in Figures 5 and 6 1 Back out the adjusting screw or handwheel key 18 until compression is removed from the spring key 17 2 Remove the six spring case screws key 3 to separate the spring case key 7 from the body key 1 Remove the upper spring seat key 20 and spring key 17 3 Remove the diaphragm assembly key 16 inspect the diaphragm and replace the assembly if necessary 4 Place the d
7. 1C8538X0192 11B9639X012 50 O ring Stem 11B9639X022 Nitrile NBR 1H2926X0052 11B9639X032 Fluorocarbon FKM 1H2926X0062 Low Temperature Nitrile NBR 1H2926X0072 57 Valve Plug For Types 67D 67DR 67DF and 67DFR 11B8582X012 Brass GE31779X012 11B8582X022 Aluminum GE31779X022 11B8582X032 For All Stainless steel GE31779X032 58 Seat 1C333528992 Stainless steel Nitrile NBR GE31782X012 Stainless steel Fluorocarbon FKM GE31782X022 1A767535072 For Types 67D 67DR 67DF and 67DFR Brass Nitrile NBR GE31782X032 1C3335X0012 65 Filter Retainer Screw For Types 67DF 67DFR 67DFS and 67DFSR 10B2657X012 Stainless steel T13526T0042 For Types 67DF and 67DFR 1U7581000A2 Zinc plated steel T13526T0012 T14088T0012 66 Filter Gasket 23B9152X012 For Types 67DF 67DFR 67DFS and 67DFSR Nitrile NBR GG00752X012 OLO78343062 Fluorocarbon FKM GG00752X022 Natural Gas Technologies Emerson Process Management TESCOM Emerson Process Management Regulator Technologies Inc USA Headquarters McKinney Texas 75070 USA Tel 1 800 558 5853 Outside U S 1 972 548 3574 Asia Pacific Shanghai 201206 China Tel 86 21 2892 9000 Europe Bologna 40013 Italy Tel 39 051 419 0611 Middle East and Africa Dubai United Arab Emirates Tel 011 971 4811 8100 For further information visit www fisherregulators com Regulator Technologies Inc USA Headquarters McKinney Texas 75070 USA Tel 1 800 558 5853 Outside U S 1 972
8. 2 10C1725X012 67D Series Ji N r 8 H li BDVOGBODBOBG a oo ee x POSITION 4 DE a O66 DDO GE31805_B APPLY LUBRICANT L Figure 6 Type 67DFS or 67DFSR Assembly GE31784_C 40C1728_A POSITION 3 POSITION 1 ALIGNED WITH INLET STANDARD Figure 7 67D Series Optional Panel Mount POSITION 2 Figure 8 67D Series Spring Case Vent Positions 67D Series PUSHER POST WITHOUT RELIEF k3 7 BA ea VA LOWER SPRING J SEAT VA aye RETAINING RING sprite A DIAPHRAGM 5 PLATE 4 A LA Ni i FL E AE i AN ye po SF JU A AN EN AN N A n 7 NG Ei PUSHER POST esa WITH RELIEF DIAPHRAGM B2696 i Figure 9 Key 16 Diaphragm Assembly B2698 j Figure 10 Optional Closing Cap Only Available with the 1 4 inch 6 4 mm Spring Case Vent APPLY LUBRICANT L Figure 11 Automatic Drain Option for Type 67DF 67DFR 67DFS or 67DFSR 67D Series Key 22 23 Description Pressure Gauge not shown Triple Scale Pressure Connected Gau
9. 548 3574 Asia Pacific Singapore 128461 Singapore Tel 65 6770 8337 Europe Bologna 40013 Italy Tel 39 051 419 0611 Chartres 28008 France Tel 33 2 37 33 47 00 Middle East and Africa Dubai United Arab Emirates Tel 011 971 4811 8100 Tescom Corporation USA Headquarters Elk River Minnesota 55330 2445 USA Tels 1 763 241 3238 1 800 447 1250 Europe Selmsdorf 23923 Germany Tel 49 38823 31 287 Asia Pacific Shanghai 201206 China Tel 86 21 2892 9499 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 International LLC a business of Emerson Process Management The contents of this publication are presented for informational purposes only and while every effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees express or implied regarding the products or services described herein or their use or applicability We reserve the right to modify or improve the designs or specifications of such products at any time without notice Emerson Process Management Regulator Technologies Inc does not assume responsibility for the selection use or maintenance of any product Responsibility for proper selection use and maintenance of any Emerson Process Management Regulator Technologies Inc product remains solely with the purchaser Emerson Proc
10. 67DR 67DF or 67DFR Aluminum Drilled hole vent standard 1 4 NPT vent For Type 67DS 67DSR 67DFS or 67DFSR Stainless steel Filter Retainer 316 Stainless steel For Type 67DF 67DFR 67DFS or 67DFSR Recommended Spare Parts Inconel is a mark owned by Special Metals Corporation Part Number R67ADNX0012 R67ADFX0012 R67ADNX0022 R67ADFX0022 GE31800TGY2 GE31802TGY2 GE31786TGY2 GE31788X012 GE33158X012 GE33159X012 1K418918992 AH3946X0012 AH3946X0012 AH3946X0032 GG00554X012 GG00554X022 T13526T0012 T13526T0042 T13526T0012 14B3987X012 T13526T0042 T14057T0042 T14057T0022 T14057T0032 GE34605X012 GE34606X012 GE34607X012 GE31792X012 GE31794X012 GE31795X012 GE31794X022 GE31809X012 T14070T0012 T14070T0022 20C1727X012 GE31796X012 GE32851 A Key 11 12 14 15 16 ez ST II ered FU 77 T XS ra ES Is SI PARTS NOT SHOWN 25 APPLY LUBRICANT L Figure 3 Type 67D or 67DR Assembly Description Valve Stem For Types 67D 67DR 67DF and 67DFR Brass Aluminum For All Stainless steel Valve Spring Stainless steel Inconel NACE O ring Spring Retainer For Type 67D 67DR 67DS or 67DSR Nitrile NBR Fluorocarbon FKM Silicone VMQ Soft Seat Nitrile NBR Fluorocarbon FKM Diaphragm Assembly For Type 67D or 67DF without relief Nitrile NBR Fluorocarbon FKM
11. For standard spring case Zinc plated steel Square head standard Handwheel Wire seal not shown Inconel is a mark owned by Special Metals Corporation Part Number GE07809T012 T14059T0012 T14058T0012 T14060T0012 T14113T0012 T14114T0012 T14115T0012 10C1729X012 T14113T0012 T14114T0012 T14115T0012 10C1730X012 T14061T0012 T14102T0012 T14104T0012 GE32850_B Key 18 19 20 67D Series 900e REZ 000000000 OF N N ao Ey THN Hey NUS N E NV AN A NH 3 AN BAN A L 4 mn l ARS W 4 OS 4 Vi 42 RZ zz PARTS NOT SHOWN 25 APPLY LUBRICANT L Figure 5 Type 67DF or 67DFR Assembly Description Adjusting Screw continued Part Number For Type 67D 67DR 67DF or 67DFR continued For spring case with 1 4 NPT vent Square head for closing cap Stainless steel Handwheel Zinc plated steel Wire seal not shown Steel For Type 67DS 67DSR 67DFS or 67DFSR Square head with or without closing cap Handwheel Stainless steel Zinc plated steel Hex nut For Type 67D 67DR 67DF or 67DFR Zinc plated steel For All Stainless steel Upper Spring Seat For Type 67D 67DR 67DF or 67DFR Zinc plated steel For Type 67DS 67DSR 67DFS or 67DFSR Stainless steel T14101T0012 T14103T0012 T14198T0012 T14101T0022 T14103T0012 1A946324122 1A9463X0042 T14051T001
12. Instruction M l I D 67D Series December 2013 67D Series Pressure Reducing Regulators na P1183 P1182 TYPE 67D OR 67DR REGULATOR TYPE 67DF OR 67DFR FILTERED REGULATOR Figure 1 67D Series Pressure Reducing Regulators Installation operation and maintenance ZN WARNING procedures performed by unqualified personnel may result in improper Failure to follow these instructions or to adjustment and unsafe operation Either properly install and maintain this condition may result in equipment equipment could result in an explosion damage or personal injury Use qualified fire and or chemical contamination personnel when installing operating causing property damage and personal and maintaining the 67D Series Pressure injury or death Reducing Regulators Fisher regulators must be installed operated and maintained Introduction in accordance with federal state and kan codes rules and regulations and Scope of the Manual merson Process Management Regulator Technologies Inc instructions 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 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 hazard
13. ain 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 to 79 C Types 67DF and 67DFR Nitrile NBR Fluorocarbon FKM Types 67DFS and 67DFSR Nitrile NBR Fluorocarbon FKM Body Type 67D or 67DR Aluminum Type 67DS or 67DSR CF8M Stainless steel Type 67DF or 67DFR Aluminum Type 67DFS or 67DFSR CF8M Stainless steel Type 67DFR with Smart Bleed Aluminum Type 67DFSR with Smart Bleed Stainless steel Drain Valve Type 67DF or 67DFR Brass 18 8 Stainless steel Type 67DFS or 67DFSR 18 8 Stainless Steel 316 Stainless steel Type 67DF 67DFR 67DFS or 67DFSR Auto drain Nitrile NBR Auto drain Fluorocarbon FKM Flange Screw For Type 67D 67DR 67DF or 67DFR Standard spring case and spring case with 1 4 NPT vent 6 or 10 required Standard spring case for low temperature service 6 required For wire seal Flange Screw 5 or 6 required Flange Screw 1 required For Type 67DS 67DSR 67DFS or 67DFSR 10 required O ring Dripwell For Type 67DF 67DFR 67DFS or 67DFSR Nitrile NBR Fluorocarbon FKM Silicone VMQ Dripwell For Type 67DF or 67DFR Aluminum Manual Auto drain For Type 67DFS or 67DFSR Stainless steel Manual Auto drain Filter Element For Types 67DF 67DFR 67DFS and 67DFSR Polyethylene 5 microns standard Glass fiber 5 microns Polyvinylidene fluoride PVDF 40 microns Stainless steel 40 microns Spring Case For Type 67D
14. bling 3 To remove the valve stem key 11 grasp the end and pull it straight out of the body key 1 Inspect the parts for damage and debris Replace any damaged parts The valve stem may be cleaned or replaced If the soft seat key 15 was removed make sure it is properly snapped into place before installing the valve stem Apply a high quality lubricant to the O ring key 50 before reinstalling the valve stem 4 Slide valve plug key 57 onto valve stem key 11 Apply lubricant to O ring key 14 and thread in spring retainer key 48 Torque spring retainer to 10 to 12 foot pounds 14 to 16 Nem Diaphragm Maintenance Key numbers are referenced in Figures 3 and 4 1 Back out the adjusting screw or handwheel key 18 until compression is removed from the spring key 17 2 Remove the spring case screws key 3 to separate the spring case key 7 from the body key 1 Remove the upper spring seat key 20 and spring key 17 3 Remove the diaphragm assembly key 16 inspect the diaphragm and replace the assembly if necessary 4 Place the diaphragm assembly key 16 on the body key 1 as shown in Figure 3 or 4 Push down on the diaphragm assembly to make sure the valve plug key 57 strokes smoothly and approximately 1 16 inch 1 6 mm Note In step 5 if installing a control spring of a different range be sure to delete the spring range originally appearing on the label and indicate the new spring rang
15. e Stack the control spring key 17 and upper spring seat key 20 onto the diaphragm assembly key 16 Install the spring case key 7 on the body key 1 with the vent oriented to prevent clogging or entrance of moisture Install the six spring case screws key 3 using a crisscross pattern and torque to 15 to 30 inch pounds 1 9 to 3 9 Nem Note On Types 67DS and 67DSR lubricate the adjusting screw key 18 thread to reduce galling of the stainless steel When all maintenance is complete refer to the Startup and Adjustment section to put the regulator back into operation and adjust the pressure setting Tighten the hex nut key 19 if used and install the closing cap key 33 if used Types 67DF 67DFR 67DFS and 67DFSR Filter Element and Trim Maintenance Key numbers are referenced in Figures 5 and 6 1 Remove four dripwell screws key 3 from the dripwell key 5 and separate the dripwell and O ring key 4 from the body key 1 Remove the screw key 65 that retains the filter key 6 and remove the filter and filter gasket key 66 Inspect the removed parts for damage and debris Replace any damaged parts If a replacement is not available the filter element may be cleaned To inspect the valve plug key 57 valve stem key 11 and the valve seat key 58 unscrew the spring retainer key 48 and separate from the body key 1 To remove the valve plug grasp the valve plug and pull it
16. e the standard instrument supply regulators without a filter or internal relief The Types 67DF and 67DFS are equipped with a filter for removing particles from the supply gas The Types 67DR and 67DSR have an internal relief valve with a soft seat for reliable shutoff with no discernible leakage The Types 67DFR and 67DFSR have a filter and internal relief valve with a soft seat for reliable shutoff with no discernible leakage Principle of Operation Downstream pressure is registered internally on the lower side of the diaphragm When the downstream pressure is at or above the set pressure the valve plug is held against the orifice and there is no flow through the regulator When demand increases downstream pressure drops slightly allowing the spring to extend moving the stem down and the valve plug away from the orifice This allows flow through the regulator Internal Relief Types 67DR 67DSR 67DFR and 67DFSR If for some reason outside of normal operating conditions the downstream pressure exceeds the setpoint of the regulator the force created by the downstream pressure will lift the diaphragm until the diaphragm is lifted off the relief seat This allows flow through the token relief The relief valve on the Type 67DR 67DSR 67DFR or 67DFSR is an elastomer plug that prevents leakage of air from the downstream to atmosphere during normal operation thereby conserving plant air Smart Bleed Airset In some ca
17. ess Management Regulator Technologies Inc 2009 2013 All Rights Reserved KI w b EMERSON
18. ge For Types 67D 67DR 67DF and 67DFR Brass 0 to 30 psig 0 to 2 1 bar 0 to 0 2 MPa 0 to 60 psig 0 to 4 1 bar 0 to 0 4 MPa 0 to 160 psig 0 to 11 0 bar 0 to 1 1 MPa For AII Stainless Steel 0 to 30 psig 0 to 2 1 bar 0 to 0 2 MPa 0 to 60 psig 0 to 4 1 bar 0 to 0 4 MPa 0 to 160 psig 0 to 11 0 bar 0 to 1 1 MPa Triple Scale Pressure Top Connected Gauge For Types 67D 67DR 67DF and 67DFR only Stainless steel 0 to 30 psig 0 to 2 1 bar 0 to 0 2 MPa 0 to 60 psig 0 to 4 1 bar 0 to 0 4 MPa 0 to 160 psig 0 to 11 0 bar 0 to 1 1 MPa 1 4 inch 6 4 mm Pipe Plug not shown For Types 67D 67DR 67DF and 67DFR Socket head Steel For All types except Types 67DF and 67DFS Hex head Stainless steel For Types 67DF and 67DFS Hex head Stainless steel NACE Tag not shown Panel Mounting Nut Stainless steel Wire Seal not shown For Types 67D and 67DR Stainless steel For Types 67DF and 67DFR Closing Cap Plastic Screen Vent for Types 67DS 67DSR 67DFS and 67DFSR only Recommended Spare Parts Industrial Regulators Emerson Process Management Part Number Key Description Part Number 48 Spring Retainer For Type 67D or 67DR Aluminum GG03555x012 For Type 67DS or 67DSR Stainless steel GE31803X022 For Type 67DF or 67DFR Zinc plated steel GE31797X012 11B8579X022 For Type 67DFS or 67DFSR Stainless steel GE31797X022 11B8579X032 49 O ring Plug 11B8579X042 Nitrile NBR T12946T0012 Fluorocarbon FKM 1C8538X0182 Low Temperature Nitrile NBR
19. iaphragm assembly key 16 on the body key 1 as shown in Figure 5 Push down on the diaphragm assembly to make sure the valve plug key 57 strokes smoothly and approximately 1 16 inch 1 6 mm Note In step 5 if installing a control spring of a different range be sure to delete the spring range originally appearing on the label and indicate the new spring range 5 Stack the control spring key 17 and upper spring seat key 20 onto the diaphragm assembly key 16 6 Install the spring case key 7 on the body key 1 with the vent oriented to prevent clogging or entrance of moisture Install the six spring case screws key 3 using a crisscross pattern and torque to 15 to 30 inch pounds 1 7 to 3 4 Nem 67D Series Note On Types 67DFS and 67DFSR lubricate the adjusting screw key 18 thread to reduce galling of stainless steel 7 When all maintenance is complete refer to the Startup and Adjustment section to put the regulator back into operation and adjust the pressure setting Tighten the hex nut key 19 if used and install the closing cap key 33 if used Parts Ordering When corresponding with the local Sales Office about this regulator include the type number and all other pertinent information printed on the label Specify the eleven character part number when ordering new parts from the following parts list When ordering replacement parts reference the key number of each needed part as found in the
20. mum inlet pressure can exceed the maximum pressure rating of the downstream equipment or exceeds the maximum outlet pressure rating of the regulator Startup and Adjustment Key numbers are referenced in Figures 3 through 8 1 With proper installation completed and downstream equipment properly adjusted slowly open the upstream and downstream block valve when used while using pressure gauges to monitor pressure 67D Series To avoid personal injury property damage or equipment damage caused by bursting of pressure containing parts or explosion of accumulated gas never adjust the control spring to produce an outlet pressure higher than the upper limit of the outlet pressure range for that particular spring If the desired outlet pressure is not within the range of the control spring install a spring of the proper range according to the diaphragm parts maintenance procedure 2 If outlet pressure adjustment is necessary monitor outlet pressure with a gauge during the adjustment procedure The regulator is adjusted by loosening the hex nut key 19 if used and turning the adjusting screw or handwheel key 18 clockwise to increase or counterclockwise to decrease the outlet pressure setting Retighten the hex nut to maintain the adjustment position Shutdown First close the nearest upstream block valve and then close the nearest downstream block valve when used Next open the downstream vent valve Since the regulator
21. ous condition S wv EMERSON D103151X012 67D Series Specifications This section lists the specifications for the 67D Series regulators Factory specification such as type maximum inlet pressure and outlet pressure are stamped on the nameplate fastened on the regulator at the factory Available Configurations Type 67D Direct operated regulator with aluminum body and without internal relief Type 67DR Aluminum body with internal relief Type 67DS Stainless steel body without internal relief Type 67DSR Stainless steel body with internal relief Type 67DF Aluminum body with filter and without internal relief Type 67DFR Aluminum body with filter and internal relief Type 67DFS Stainless steel body with filter and without internal relief Type 67DFSR Stainless steel body with filter and internal relief Body Size Inlet and Outlet Connection Style 1 2 NPT Maximum Inlet Pressure Body Rating All filtered models 250 psig 17 2 bar All unfiltered models 400 psig 27 6 bar Outlet Pressure Ranges See Table 1 Maximum Emergency Outlet Pressure 150 psi 10 3 bar over outlet pressure setting up toa maximum of 250 psi 17 2 bar Wide Open Flow Coefficients Main Valve C 45 24 C 1 33 C 35 02 Internal Relief Valve C 1 45 C 0 045 C 32 8 IEC Sizing Coefficient X 0 75 Types 67DR 67DSR 67DFR and 67DFSR Internal Relief Performance Low capacity for minor seat leakage only other overpressure protection must be pro
22. remains open in response to the decreasing downstream pressure pressure between the closed block valves will be released through the open vent valve Maintenance Regulator parts are subject to normal wear and must be inspected and replaced as necessary The frequency of inspection and replacement of parts depends on the severity of service conditions and applicable codes and government regulations Open the Type 67DF 67DFR 67DFS or 67DFSR drain valve key 2 regularly to empty accumulated liquid from the dripwell key 5 Note If sufficient clearance exists the body key 1 may remain mounted on other equipment or in a line or panel during maintenance unless the entire regulator will be replaced 67D Series To avoid personal injury property damage or equipment damage caused by sudden release of pressure or explosion of accumulated gas do not attempt any maintenance or disassembly without first isolating the regulator from system pressure and relieving all internal pressure from the regulator Types 67D 67DR 67DS and 67DSR Trim Maintenance Key numbers are referenced in Figures 3 and 4 1 Unscrew the spring retainer key 48 and separate the spring retainer and O ring key 14 from the body key 1 2 Remove the valve plug key 57 from the spring retainer key 48 Inspect the removed parts for damage and debris Replace any damaged parts Apply a high quality lubricant to the O ring key 49 before reassem
23. ses it is desired to exhaust downstream pressure if inlet pressure is lost or drops below the setpoint of the regulator For example if the regulator is installed on equipment that at times has no flow demand but is expected to backflow on loss of inlet pressure The Type 67DFR or 67DFSR can be ordered with the Smart Bleed option which includes an internal check valve for this application During operation if inlet pressure is lost or decreases below the setpoint of the regulator the downstream pressure will back flow upstream through the regulator and check valve This option eliminates the need for a fixed bleed downstream of the regulator thereby conserving plant air 67D Series Table 1 Outlet Pressure Ranges and Control Spring Data OUTLET PRESSURE CONTROL SPRING DATA TYPE RANGES Wire Diameter Free Length Part Number Color Material psig bar Inch mm Inch mm 0 to 20 Oto 1 4 GE07809T012 Green stripe 0 135 3 43 1 43 36 2 Oto 35 Oto 2 4 T14059T0012 Unpainted Music Wire 0 156 3 96 1 43 36 2 67D 67DR 0 to 60 0 to 4 1 T14058T0012 Blue stripe 0 170 4 32 1 43 36 2 2 i 0 to 125 0 to 8 6 T14060T0012 Red stripe 0 207 5 26 1 43 36 2 67DF and 67DFR 0 to 35 Oto 2 4 T14113T0012 Silver stripe 0 156 3 96 1 43 36 2 0 to 60 Oto 4 1 T14114T0012 Blue Inconel 0 172 4 37 1 43 36 2 Oto 125 Oto 8 6 T14115T0012 Red 0 207 5 26 1 43 36 2 0 to 20 Oto 1 4 10C1729X012 Green 0 135 3 43 1 50 38 1 67DS 67DSR
24. uction Panel mount includes spring case with 1 4 NPT vent handwheel and panel mounting nut Closing cap available on spring case with 1 4 NPT vent Fluorocarbon FKM elastomers for high temperatures and or corrosive chemicals Silicone VMQ elastomers for cold temperatures Fixed Bleed Restriction Triple scale outlet pressure gauge Brass or Stainless steel Stainless steel stem and valve plug e Pipe plug in second outlet Types 67DFR and 67DFSR Smart Bleed internal check valve Types 67DF 67DFR 67DFS and 67DFSR Stainless steel drain valve e e e e e e 1 The pressure temperature limits in this Instruction Manual and any applicable standard or code limitation should not be exceeded 2 Silicone VMQ is not compatible with hydrocarbon gas 3 Product complies with the material requirements of NACE International MRO175 or MR0103 Environmental limits may apply 4 Do not use in high aromatic hydrocarbon service TYPE 67DR OR 67DSR MN NLET PRESSURE OUTLET PRESSURE A ATMOSPHERIC PRESSURE 67D Series M1154 SMART BLEED OPTION FOR TYPE 67DFR OR 67DFSR TYPE 67DFR OR 67DFSR Figure 2 67D Series Operational Schematics Product Descriptions The 67D Series direct operated regulators are typically used to provide constantly controlled reduced pressures They are suitable for most air or gas applications e The Types 67D and 67DS ar
25. vided if inlet pressure can exceed the maximum pressure rating of downstream equipment or exceeds maximum outlet pressure rating of the regulator Approximate Weights Types 67D and 67DR 1 2 pounds 0 5 kg Types 67DF and 67DFR 2 0 pounds 1 kg Types 67DS and 67DSR 2 8 pounds 1 kg Types 67DFS and 67DFSR 4 6 pounds 2 kg Smart Bleed Check Valve Setpoint 6 psi 0 41 bar differential Temperature Capabilities With Nitrile NBR Standard Bolting 20 to 180 F 29 to 82 C Stainless Steel Bolting 40 to 180 F 40 to 82 C Temperature Capabilities continued With Fluorocarbon FKM Polyethylene Filter Standard 0 to 180 F 18 to 82 C Polyvinylidene PVDF Stainless steel or Glass Filter Optional 0 to 300 F 18 to 149 C With Silicone VMQ Diaphragm Low Temperature Nitrile NBR O rings and Low Temperature Bolting 60 to 180 F 51 to 82 C With Gauges 20 to 180 F 29 to 82 C With Automatic Drain 40 to 175 F 4 to 79 C Types 67DF 67DFR 67DFS and 67DFSR Filter Capabilities Micron Rating Polyethylene Filter Standard 5 microns Glass Fiber Filter Optional 5 microns PVDF or Stainless Steel Filter Optional 40 microns Spring Case Vent Location Aligned with inlet standard other positions optional Drain Valve Location Aligned in the center of the dripwell Pressure Registration Internal Options All Types e Handwheel adjusting screw NACE International MRO175 or MR0103 constr
Download Pdf Manuals
Related Search