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Type 99

Pilot and Tubing Parts

(3)

Low or High

Pressure Pilot (Figure 9) (continued)

Key Description Part number

33* O-ring Seal

Nitrile (NBR) 1B885506992

Fluorocarbon (FKM) 1B8855X0012

34 Connector

Brass 1D692214012

316 Stainless steel 15A6002X602

37 Yoke

Zinc

1D662544012

38* Relay Orifice, Stainless steel

For use with 25 psi (1,72 bar) maximum allowable

pressure drop actuator main spring 1D373735032

For use with all other main springs 1C520135032

For use with oxygen service 1N162314042

39 Relay Valve Body, Cast iron 2J581919012

40* Lower Relay Diaphragm

Low pressure pilot

Nitrile (NBR) 1B886002052

Fluorocarbon (FKM) 1N536102332

High pressure pilot

Nitrile (NBR) 1B894202192

Fluorocarbon (FKM) 1N162702302

41 Lower Relay Diaphragm Plate, Plated steel

Low pressure pilot 1B989425072

High pressure pilot 1D558325072

42 Spring Seat, Plated steel

Low pressure pilot 1B886225072

High pressure pilot 1D558525072

43 Control Spring, Plated steel

For use only with LD low pressure pilot

0 to 4-inches w.c. (0 to 10 mbar), Orange 1B558527052

3 to 12-inches w.c. (7 to 30 mbar), Silver 1C680627222

For use with all low pressure pilots

0.25 to 2 psig (0,02 to 0,14 bar), Red 1B886327022

1 to 5 psig (0,07 to 0,34 bar), Yellow 1J857827022

2 to 10 psig (0,14 to 0,69 bar), Blue 1B886427022

5 to 15 psig (0,34 to 1,03 bar), Brown 1J857927142

10 to 20 psig (0,69 to 1,38 bar), Green 1B886527022

For use with high pressure pilot, Green stripe 0Y066427022

44 Spring Case, Cast iron

Low pressure pilot 1B983919012

High pressure pilot, Standard 1B984119012

For use with closing cap (not shown) 1H232619012

45 Adjusting Screw

Low pressure pilot, Standard, Zinc 1B537944012

Handwheel-style, Plated steel 1J496428982

O-ring seated handwheel assembly 1R759414012

High pressure pilot, Standard, Plated steel 1A279128982

For use with closing cap 1H236514012 1J881524102

46 Closing Cap

For use with standard low pressure pilot, Plastic T11069X0012

For use with handwheel-style low pressure

pilot, Brass (not shown)

1A926114012

For use with O-ring sealed handwheel

1R759314012

For use with high pressure pilot with spring

case 1H232619012, Brass (not shown)

1H236514012

47 Cap Screw, Plated steel (8 required)

1B989624052

48* Relay Disk Assembly

Brass/Nitrile (NBR)

1B8868000A2

303 Stainless steel/Nitrile (NBR)

1B8868000B2

Key Description Part number

48* Relay Disk Assembly (continued)

Brass/Fluorocarbon (FKM)

1B8868X0012

303 Stainless steel/Fluorocarbon (FKM)

1B8868X0022

49* Bleed Valve Spring, Stainless steel

For use with low pressure pilot with relay orifice

1D373735032 or bleed valve 1H951635132

1E643637022

For use with all low and high pressure pilots

Inlet pressure up to 250 psig (17,2 bar)

1C911537022

Inlet pressure over 250 psig (17,2 bar)

1N859137022

50* Bleed Valve, Stainless steel

For use with LD low pressure pilot with bleed

valve spring 1E643637022

1H951635132

For use with all low and high pressure pilots

1D986735132

51 Diaphragm Nut

Brass

1B989514012

316 Stainless steel

1B989535072

52* Bleed Orifice, 316 Stainless steel

1B887335032

53 Loading Tubing

Copper

1J4928000A2

316 Stainless steel

0500213809W

54 Connector

Brass

1H628114012

316 Stainless steel

15A6002X992

55 Pipe Nipple

Plated steel (1 required with copper tubing

and 2 required with aluminum tubing)

1C488226232

316 Stainless steel

1C488238982

59 Pipe plug, Steel (not shown)

1A369224492

60 Type Y602-1 Vent Assembly

27A5516X012

68 Spring Seat

Handwheel-style low pressure pilot,

Steel, (not shown)

1J618124092

High pressure pilot, Zinc

16A9812X012

71* Closing Cap Gasket (for use only with

low pressure pilot), Neoprene (CR)

1P753306992

72 Type Y602-1 Vent Assembly (for use only with

standard high pressure pilot spring case),

Zinc/18-8 Stainless steel

17A6570X012

78 Handwheel (for use only with handwheel-style

low pressure pilot), Zinc

1J496144012

79 Machine Screw (for use only with handwheel-style

low pressure pilot), Plated steel

16A5763X012

80 Lockwasher (for use only with handwheel-style

low pressure pilot), Steel

1A352332992

81 O-ring (for use only with O-ring sealed

handwheel assembly)

1D541506992

82 Hex nut

For use only with O-ring sealed

handwheel assembly

1A351124122

For use with high pressure pilot, Plated steel

1A352224122

114* Gasket (for use only with high pressure pilot

with spring case 1H232619012), Steel/

Composition (not shown)

1B487099202

115 Adaptor (for use only with high pressure pilot with

spring case 1H232619012), Steel (not shown)

1J881624092

132 Pilot Cover (used only with complete replacement

pilot assembly for field conversion), Cast iron

2C518619012

152 Drive Screw, 18-8 Stainless steel

(4 required for low pressure pilot and

6 required for high pressure pilot)

1A368228982

154 Drive Screw (for use only with low pressure

pilot), 18-8 Stainless steel (2 required)

1A368228982

*Recommended Spare Parts

3. An entire pilot assembly may be ordered from your local Sales Office.

by specifying a Type 61L, a 61H, or a 61HP pilot for field conversion.

Содержание 99

Страница 1: ... H110 pop relief valve The pilot supply regulator reduces inlet pressure to a usable 200 psig 13 8 bar for the extra high pressure pilot This regulator comes standard with O ring seals on the guide bushing and valve carrier key 26 Figure 7 to keep main valve body outlet pressure from interfering with outlet pressure in the lower casing assembly key 29 Figure 9 Specifications Warning Since a pilot ...

Страница 2: ...ber Color Code Wire Diameter Inches cm Free Length Inches cm 61L 400 27 6 2 to 4 inches w c 3 to 12 inches w c 0 25 to 2 psig 1 to 5 psig 2 to 10 psig 5 to 15 psig 10 to 20 psig 5 to 10 mbar 7 to 30 mbar 0 02 to 0 14 bar 0 07 to 0 34 bar 0 14 to 0 69 bar 0 34 to 1 03 bar 0 69 to 1 38 bar 1B558527052 1C680627222 1B886327022 1J857827022 1B886427022 1J857927142 1B886527022 Orange Unpainted Red Yellow...

Страница 3: ...he main diaphragm E through the downstream control line Figure 2 Schematic of Type 99 Regulator with Type 61L Low Pressure Pilot In operation assume the outlet pressure is less than the setting of pilot control spring A The top side of pilot diaphragm assembly F will have a lower pressure than the setting of spring A Spring A forces the diaphragm head assembly upward opening the relay or inlet ori...

Страница 4: ...his diaphragm opposes the force of the pilot control spring A Monitoring Systems Monitoring regulators serve as overpressure protection devices to limit system pressure in the event of open failure of a working regulator feeding the system Two methods of using Type 99 regulators in monitoring systems are as follows Working Monitor On a working monitor installation Figure 4 the control line of the ...

Страница 5: ...must have an O ring seal on the valve carrier assembly This seals off the leak path that otherwise would let line pressure ahead of the working regulator inlet try to close the wide open monitoring regulator Figure 4 Working Monitor Installation Figure 5 Typical Wide Open Monitor Installations Flexible arrangement that permits wide open monitor to be either upstream or downstream Flexible arrangem...

Страница 6: ...r should be inspected for damage periodically and after any overpressure condition Warning The 1000 psig 69 0 bar maximum inlet regulator must not be used on hazardous gas service unless the Type H110 relief valve can be vented into a safe area If vented gas can accumulate and become a hazard in enclosed conditions such as in a pit underground or indoors the relief valve must be repiped to carry t...

Страница 7: ...g key 24 Figure 9 or 11 However as long as the 1 4 inch NPT tapping in the main valve body is plugged this tubing may be disconnected from both the main valve and filter assembly key 75 Figure 9 in order to install a pilot supply line from a desired remote location into the filter If the maximum pilot inlet pressure will be exceeded by main valve pressure install a separate reducing regulator if n...

Страница 8: ...e 3 Slowly open the downstream block valve 4 Slowly close the bypass valve if any 5 Check all connections for leaks The only adjustment on the regulator is the reduced pressure setting affected by the pilot control spring key 43 Figure 9 or 11 Remove the closing cap assembly key 46 Figure 9 and turn the adjusting screw key 45 Figure 9 or 11 Turning the adjusting screw clockwise into the spring cas...

Страница 9: ...9 away from the valve body key 17 Figure 9 with a disk or O ring seat the valve carrier must be pulled out of the lower casing to gain access to the O ring Another O ring held captive by the pressed in bushing is part of the lower casing assembly on a stem seal unit and normally does not require replacement 8 If clogging is suspected in the upstream regulator passages disconnect the pilot supply t...

Страница 10: ...d in the body Note Before putting the relay spring case over the diaphragm make certain the yoke is square with respect to the prong in the relay body The yoke can bind on the prong if it is not square 7 Use care in reassembly to be sure the edges of the diaphragms slip properly into the recess on the lower casing and relay valve body With the pilot in place check to see if it can be rocked If it ...

Страница 11: ...anging from a low to high pressure pilot or vice versa everything below the lower pilot diaphragm key 40 Figure 9 except the cap screws and the hex nut keys 47 and 13 Figure 9 will need to be replaced Actuator and main valve parts may remain unchanged unless a change in service conditions requires a change in seat construction main spring or main spring seat See the Parts List sections for obtaini...

Страница 12: ...orifice R99HPX00012 1 1 8 inch 28 6 mm orifice R99HPX00022 Travel Indicator Assembly Figure 6 Key Description Part Number Complete Assembly includes individual parts listed below 20A7146X0C2 1 Spring Case Cast iron 2L296219012 101 Indicator Stem Adaptor Aluminum 1R395909012 102 Indicator Cap Aluminum 1L290809012 103 Indicator Stem Aluminum 1L296509022 104 Disk Nut Plastic 1F730506992 105 Machine S...

Страница 13: ... 1C2546X0012 2 inch DN 50 CL125 FF flanged Cast iron 2D986519012 2 inch DN 50 CL250 RF flanged Cast iron 2D986619012 Key Description Part Number 17 Valve Body continued 2 inch DN 50 CL150 RF flanged Steel 2E275622012 2 inch DN 50 CL300 RF flanged Steel 2E275722012 18 Holder for Type 99 regulator Disk seat Brass 1B884314012 316 Stainless steel 1B884335072 O ring Seat 7 8 inch 22 2 mm orifice Brass ...

Страница 14: ...omplete Regulator showing Type 61L pilot and disk seat 1 4 inch 6 35 mm vent shown 90 counterclockwise from normal pts pts lub AS pts pts control line tap other tap 180 opposite pts AS pts AS AS AS Apply ANti seize compound pts Apply pipe thread sealant LUB Apply Lubricant o ring set detail DJ6642 DJ6642_B ...

Страница 15: ...Type 99 15 Figure 9 Type 99 Regulator with Type 61L Low or 61H High Pressure Pilot continued Pilot Relay and cover Assembly High Pressure Pilot Parts C0289 1C 30A6800 ...

Страница 16: ...d 1B8850X0012 Cotter Pin for Stainless steel trim 316 Stainless steel 2 required 1A866537022 Key Description Part Number 29 Lower Casing Cast iron Standard 4B983719012 For use with optional protector spring washer and machine screw keys 61 62 and 63 2N379419012 Lower Casing Assembly for use with O ring stem seal Cast iron with SST guide bushing Complete with Nitrile NBR O ring 2R7230000A2 Complete...

Страница 17: ... Key Description Part Number 13 Hex Nut Plated steel 13 required 1A340324122 23 Elbow 2 required Brass 15A6002X292 316 Stainless steel 15A6002X612 24 Pilot Supply Tubing disk or O ring main valve seat Copper 1D8793000A2 Copper for oxygen service 0500201701W 316 Stainless steel 0500213809W 30 Upper Relay Diaphragm Nitrile NBR 1B885202052 Fluorocarbon FKM 1N162802332 31 Upper Relay Diaphragm Plate P...

Страница 18: ...carbon FKM 1B8868X0012 303 Stainless steel Fluorocarbon FKM 1B8868X0022 49 Bleed Valve Spring Stainless steel For use with low pressure pilot with relay orifice 1D373735032 or bleed valve 1H951635132 1E643637022 For use with all low and high pressure pilots Inlet pressure up to 250 psig 17 2 bar 1C911537022 Inlet pressure over 250 psig 17 2 bar 1N859137022 50 Bleed Valve Stainless steel For use wi...

Страница 19: ...mber 34 Connector 3 required For use with all standard regulators Brass 1D692214012 316 Stainless steel 15A6002X602 For use with 1000 psig 69 0 bar maximum inlet regulator Steel 15A6002XW22 35 Cap Screw Plated steel 6 required 1A930424052 36 Elbow Plated steel 1B860828992 37 Yoke Cap 416 Stainless steel 13A9837X012 38 Inlet Orifice 303 Stainless steel 1D318135032 39 Pilot Body Cast iron 33A9845X01...

Страница 20: ...regulators Type 61HP Extra High Pressure Pilot Figure 12 continued Key Description Part Number 45 Adjusting Screw Plated carbon steel Standard 1C216032992 47 Cap Screw Plated steel 8 required 1B787724052 49 Relief Valve Spring 316 Stainless steel 1C374037022 50 Relief Valve Plug 316 Stainless steel 1K377535162 52 Bleed Orifice Brass 1B329014012 53 Loading Tubing For use with all standard regulator...

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Emerson 99, Инструкция по эксплуатации

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