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Instruction Manual
Type 99
Form 589
April 2008
Type 99 Pressure Reducing Regulators
Introduction
Scope of the Manual
This manual describes and provides instructions and
parts lists for Type 99 pressure reducing regulators
complete with standard P590 Series integral filter.
However, complete instructions and parts listing for the
®
Type 1301F pilot supply regulator, and other Fisher
equipment, such as monitoring pilots will be found in
separate instruction manuals.
Description
The Type 99
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Type 99 Specifications (1) Body Size and End Connection Styles Maximum actuator Pressures 2-inch (DN 50) body with NPT; CL125, CL150, Operating: 100 psig (6,90 bar) CL250, or CL300 flanged; or SWE Emergency: 110 psig (7,58 bar) (1) Maximum allowable Inlet Pressure Maximum Pilot Spring Case Pressure for (1, 2) 160 psig (11,0 bar): When using Type 61LD pilot Pressure Loading (3) (4) 400 psig (27,6 bar): When using Types 61L/ Types 61L, 61LD , and 61LE : 50 psi (3,45 bar) 61H pilots with spe
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Type 99 January 2008 Type 99 Type 99 January 2008 Type 99 Type 99 D H OUTLET PIPE C B E K F InLET InLET PRESSURE INLET PRESSURE g a OUTLET OUTLET PRESSURE PRESSURE INLET PRESSURE OUTLET PRESSURE LOaDIng PRESSURE LOADING PRESSURE LOADING PRESSURE aA TMOSPHERIC TMOSPHERIC PRESSURE PRESSURE ATMOSPHERIC PRESSURE A6814 Figure 2. Schematic of Type 99 Regulator with Type 61L (Low Pressure) Pilot Principle of Operation In operation, assume the outlet pressure is less than the setting of pilot control s
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Type 99 January 2008 Type 99 Type 99 Type 99 January 2008 DOWnSTREaM COnTROL LInE Type 99 Regulator with Type 61HP (extra high pressure) Pilot B RELIEF vaL vE CaP E H D J F K yOKE CaP yOKE C LEg yOKE FLangE CaP RELay aDaPTOR vaL vE InLET PRESSURE g TUBIng COnnECTIOn INLET PRESSURE a OUTLET PRESSURE InLET PRESSURE INLET PRESSURE LOADING PRESSURE ATMOSPHERIC PRESSURE OUTLET PRESSURE OUTLET PRESSURE LOaDIng PRESSURE LOADING PRESSURE aTMOSPHERIC PRESSURE ATMOSPHERIC PRESSURE 54A2767-a A2505
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Type 99 DISTRIBUTIOn PRESSURE COnTROL LInE InTERMEDIa TE PRESSURE COnTROL LInE TyPE 161ayW MOnITORIng PILOT (aLSO REPRESEnT aTIvE OF TyPE 627-109) WORKIng MOnITOR PILOT PILOT SUPPLy LInE InTERMEDIa TE LOaDIng PRESSURE PRESSURE WORKIng OPTIOnaL WORKIng REgULa TOR PILOT SUPPLy MOnITOR REgULa TOR REgULa TOR OPTIOnaL PILOT SUPPLy DISTRIBUTIOn REgULa TOR PRESSURE UPSTREaM PRESSURE PILOT SUPPLy PIPIng FOR WORKIng REgULa TOR WHEn PILOT IS REqUIRED TO BE SUPPLIED FROM 20A1389-A UPSTREa
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Type 99 Table 3. Maximum Allowable Drop and Minimum Differential Pressures MaXIMUM MaIn vaL vE SPRIng MInIMUM MaXIMUM PORT aLLOWaBLE DIFFEREnTIaL (1) SEaT MaTERIaL DIaMETER , Part Wire Diameter, Free Length, PRESSURE PRESSURE FOR FULL InCHES (mm) number Inches (cm) Inches (cm) DROP, PSIg (bar) STROKE, PSIg (bar) Nitrile (NBR), Neoprene (CR), 25 (1,72) 1C277127022 0.148 (0,38) 6 (15,2) 0.75 (0,05) 1-1/8 (28,6) Fluorocarbon (FKM) Nitrile (NBR), Neoprene (CR),
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Type 99 Table 4. Working Monitor Performance MOnITORIng PILOT InFORMa TIOn MInIMUM PRESSURE Pilot Spring aT WHICH WORKIng MOnITOR REgULa TOR Construction Spring Range Wire Diameter, Free Length, Part number Can BE SET Inches (cm) Inches (cm) 3-inches w.c. (7 mbar) 5 to 15-inches w.c. (12 to 37 mbar) 1B653927022 0.105 (0,27) 3-3/4 (9,52) over normal Type 161AYW with 1/8-inch 11 to 28-inches w.c. (27 to 70 mbar) 1B537027052 0.114 (0,29) 4-5/16 (11,0) distribution pressure (3,18
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Type 99 this recommendation due to the pipe arrangement, it The only adjustment on the regulator is the reduced may be better to make the control line tap nearer the pressure setting affected by the pilot control spring regulator outlet rather than downstream of a block (key 43, Figure 9 or 11). Remove the closing cap valve. Do not make the tap near any elbow, swage, or assembly (key 46, Figure 9) and turn the adjusting nipple which might cause turbulence. screw (key 45, Figure 9 or 11).
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Type 99 disk or O-ring seat are referenced in Figure 9, part key disconnecting the pilot supply tubing (key 24, numbers unique to the 1000 psig (69,0 bar) maximum Figure 9 or 11), and sliding the lower casing inlet regulator are referenced in Figure 11, and part (key 29, Figure 9) away from the valve body key numbers for a Type 61HP (extra high pressure) (key 17, Figure 9), with a disk or O-ring seat, the pilot is referenced in Figure 12. valve carrier must be pulled
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Type 99 note CaUTIOn Before putting the relay spring case over the diaphragm, make certain the yoke is To avoid part damage due to over square with respect to the prong in the compressing the main spring seat, always relay body. (The yoke can bind on the use main spring seat 1E242724092 with prong if it is not square.) main spring 0W019127022. 7. Use care in reassembly to be sure the edges of 13. Install the main spring and main spring seat, the diaphragms slip properly into th
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Type 99 8. Four machine screws (key 130) hold both yoke low to high pressure pilot or vice versa, everything below caps (keys 37 and 116) to the yoke legs (key 31). the lower pilot diaphragm (key 40, Figure 9) except the Separate these parts to expose the pilot valve. cap screws and the hex nut (keys 47 and 13, Figure 9) will need to be replaced. Actuator and main valve parts 9. Unscrew the inlet orifice (key 38) to inspect its may remain unchanged unless a change in service
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Type 99 20A7146-B Figure 6. Travel Indicator Assembly Travel Indicator assembly (Figure 6) Parts Ordering Key Description Part number A serial number is assigned to each regulator, and it is stamped on both the actuator and pilot nameplates. Complete Assembly (includes individual parts If the pilot is replaced, the new pilot will have its own listed below) 20A7146X0C2 1 Spring Case, Cast iron 2L296219012 serial number different from the main valve serial 101 Indicator Stem Adaptor
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Type 99 64 26 LUBRICanT SEaLanT LUBRICanT SEaLanT A6802 20A7148-B Figure 7. O-ring Stem Seal Figure 8. O-ring Sealed Handwheel Key Description Part number Key Description Part number 3 Main Spring, Plated steel 17 Valve Body (continued) 25 psid (1,72 bar d) maximum allowable 2-inch (DN 50) CL150 RF flanged pressure drop 1C277127022 Steel 2E275622012 50 psid (3,45 bar d) maximum allowable 2-inch (DN 50) CL300 RF flanged pressure drop 1N801927022 Steel 2E275722012 250 psi
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Type 99 aS – aPPLy anTI-SEIzE COMPOUnD PTS – aPPLy PIPE THREaD SEaLanT LUB – aPPLy LUBRICanT aS O-RIng SET DET aIL aS aS PTS PTS aS COnTROL LUB PTS LInE TaP (OTHER TaP 180° OPPOSITE) PTS PTS PTS 1/4-InCH (6,35 mm) vEnT SHOWn 90° COUnTERCLOCKWISE FROM nORMaL DJ6642 COMPLETE REgULa TOR SHOWIng TyPE 61L PILOT anD DISK SEa T DJ6642_B PILOT RELay aSSEMBLy Figure 9. Type 99 Regulator with Type 61L (Low) or 61H (High Pressure) Pilot 14
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Type 99 30A6800 HIgH PRESSURE PILOT PaRTS C0289-1C PILOT RELay anD COvER aSSEMBLy Figure 9. Type 99 Regulator with Type 61L (Low) or 61H (High Pressure) Pilot (continued) 15
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Type 99 actuator and Main Body assembly (Figures 6, 7, 8, 9, 10, and 11) (continued) PIPE THREaD SEaLanT Key Description Part number 20* Orifice (continued) Disk seat for all regulators 7/8-inch x 1/2-inch (22,2 x 12,7 mm) orifice Brass 1C942314012 316 Stainless steel 1C942335072 7/8-inch x 5/8-inch (22,2 x 15,9 mm) orifice Brass 1C942414012 316 Stainless steel 1C9424X0012 3/4-inch (19,1 mm) orifice Brass 1C780414
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Type 99 A6803 Figure 11. 1000 Psig (69,0 bar) Maximum Inlet Regulator Partial Detail (3) Standard P590 Series Filter assembly Pilot and Tubing Parts Low or High (Figure 10) Pressure Pilot (Figure 9) Key Description Part number Key Description Part number 1 Filter Body 13 Hex Nut, Plated steel (13 required) 1A340324122 Type P594-1, Brass
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Type 99 (3) Key Description Part number Pilot and Tubing Parts Low or High 48* Relay Disk Assembly (continued) Pressure Pilot (Figure 9) (continued) Brass/Fluorocarbon (FKM) 1B8868X0012 303 Stainless steel/Fluorocarbon (FKM) 1B8868X0022 Key Description Part number 49* Bleed Valve Spring, Stainless steel 33* O-ring Seal For use with low pressure pilot with relay orifice Nitrile (NBR)
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Type 99 a.S. – aPPLy anTI-SEIzE COMPOUnD A6804 Figure 12. Type 61HP (Extra High Pilot) Pilot Key Description Part number Type 61HP (Extra High Pressure) Pilot 34 Connector (3 required) (Figure 12) For use with all standard regulators Brass 1D692214012 Key Description Part number 316 Stainless steel 15A6002X602 For use with 1000 psig (69,0 bar) maximum 23 Elbow inlet regulator, Steel 15A6002XW22 For use with all standard regulators 35 Cap Screw, Plated steel (6 requi
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Type 99 Key Description Part number Type 61HP (Extra High Pressure) Pilot 118 Relief Valve Cap (Figure 12) (continued) Brass 1D904914012 303 Stainless steel 1D904935072 Key Description Part number 119 Relief Valve Body Brass 1D904814012 45 Adjusting Screw, Plated carbon steel 316 Stainless steel 1D904835072 Standard 1C216032992 120 Spring Seat 47 Cap Screw, Plated steel (8 required) 1B787724052 Brass 1K377718992 49 Relief Valve Spring, 316 Stainless steel 1C3
