Emerson Fisher 299H Instruction Manual Download Page 14 | Manualshive

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299H Series

14

25

26

27

24

59

S1

61

25

27

56

24

26

L1

Figure 5.

299H Series Interior Assembly

T80391-2

T80391-3

EXTERNAL REGISTRATION

INTERNAL REGISTRATION

LOCKING DOWN THE SPRING SEAT TO

FACILITATE INSTALLING THE HEX NUTS

APPLY MULTI-PURPOSE LUBRICANT (L1) / MULTI-PURPOSE POLYTETRAFLUOROETHYLENE (PTFE) THREAD SEALANT (S1)

HEX NUTS

SPRING SEAT

CLOSING SPRING

DIAPHRAGM POST

UPPER

SPRING CASE

APPLY CONSTANT

HAND PRESSURE

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Summary of Contents for Fisher 299H

Page 1: ...rts list for the 67C Series filtered pilot supply regulator and other Fisher equipment are found in separate instruction manuals Description The 299H Series pressure reducing regulators provide a broad capacity of controlled pressure ranges and capacities in a wide variety of distribution industrial and commercial applications A 299H Series regulator has a pilot integrally mounted to the actuator ...

Page 2: ...trol pressure Minimum Differential Pressure For Full Stroke 1 5 psid 0 10 bar d Control Line Connections 3 4 NPT Temperature Capabilities 1 20 to 150 F 29 to 66 C Approximate Weight 21 pounds 10 kg Pressure Registration Internal External or Dual Registration See Figure 2 Fixed Restriction Sizes 0 044 inch 1 1 mm Red standard gain 0 071 inch 1 8 mm Green low gain 0 082 inch 2 1 mm Blue lower gain O...

Page 3: ...12 3 15 80 0 0 04 1 09 7 to 20 17 to 50 7 to 20 17 to 50 4 to 30 10 to 75 T14169T0012 3 15 80 0 0 06 1 40 16 to 40 40 to 99 1 to 3 25 psig 69 mbar to 0 22 bar 0 36 to 2 3 psig 25 to 159 T14170T0012 3 15 80 0 0 07 1 70 2 75 to 6 psig 0 19 to 0 41 bar 2 75 to 6 psig 0 19 to 0 41 bar 1 5 to 10 8 psig 103 to 745 T14171T0012 3 15 80 0 0 13 3 17 5 to 16 psig 0 35 to 1 1 bar Internal 5 to 9 1 12 to 22 1 ...

Page 4: ...AL REGISTRATION 3 4 NPT DOWNSTREAM CONTROL LINE CONNECTION J G DUAL REGISTRATION 3 4 NPT DOWNSTREAM CONTROL LINE CONNECTION J G TYPE 299H TYPE 299HR TOKEN RELIEF DETAIL TOKEN RELIEF CLOSED TOKEN RELIEF OPEN Figure 2 299H Series Operational Schematics INLET PRESSURE OUTLET PRESSURE ATMOSPHERIC PRESSURE LOADING PRESSURE OUTLET INLET K G C A B E H F J 3 4 NPT CONTROL LINE CONNECTION PILOT SUPPLY SCRE...

Page 5: ...t diaphragm External registration The throat J is blocked and a downstream control line is connected to the pilot upper diaphragm chamber or the actuator lower diaphragm chamber A small port G connects the two chambers Dual registration The lower main diaphragm chamber registers outlet pressure through the throat J and the upper pilot diaphragm chamber registers downstream pressure by using a down...

Page 6: ...higher pressure on the top side of the main diaphragm E than on the bottom side forcing the diaphragm downward This motion is transmitted through a lever which pulls the valve disk K open allowing inlet pressure to flow through the valve When the demand in the downstream system has been satisfied the outlet pressure increases The increased pressure is transmitted through the downstream control lin...

Page 7: ...amage periodically and after any overpressure condition Clean out all pipelines before installation Check for damage which might have occurred during shipment Also check for and remove any dirt or foreign material which may have accumulated in the regulator body Apply pipe compound to the external pipe threads of threaded bodies or use suitable line gaskets and good bolting practices with a flange...

Page 8: ...pe VSX 2 Slam Shut Device To convert the Type VSX 2 from one type of registration to another all that is required is adding or removing a screw and gasket To change an internal registration Type VSX 2 to an external registration Type VSX 2 with downstream control line block the body pitot tube with a screw and gasket keys 10 and 11 Figure 7 Remove the pipe plug in the Type VSX 2 and add a downstre...

Page 9: ... the Type VSX adjusting tool to adjust the underpressure trip spring to its minimum compression 2 Backpressure the unit with the desired underpressure trip pressure 3 Increase the underpressure trip spring compression using the Type VSX adjusting tool until the Type VSX 2 trips Shutdown Installation arrangements may vary but in any installation it is important to open and close valves slowly and t...

Page 10: ...mbly of the diaphragm Note When assembling the diaphragm assembly keys 8 80 and 81 lubricate the actuator diaphragm post key 10 threads 8 Loosely reassemble the diaphragm and diaphragm post parts so that the bolt holes in the diaphragm align with the corresponding holes in the lower casing key 1 when the lever key 26 is fitted properly into the pusher post When this orientation is made tighten the...

Page 11: ...rtup section for putting the regulator into operation Integral Pilot Valve Disk and Orifice Follow this procedure to inspect clean or replace the integral pilot valve disk or orifice Part key numbers are referenced in Figures 5 and 6 1 Remove or loosen the pilot supply tubing key 21 2 Remove the inlet fitting key 47 and the four machine screws key 46 3 Examine the valve disk key 52 for nicks cuts ...

Page 12: ...rews key 30 and tighten in a crisscross pattern using 12 to 18 inch pounds 1 4 to 2 0 N m of torque 11 When all maintenance is complete refer to the Startup section to put the regulator back into operation and adjust the pressure setting Tighten the locknut key 35 and install the closing cap key 29 Type VSX 2 Maintenance Parts numbers are referenced in Figure 7 The Type VSX 2 device key 1 is desig...

Page 13: ... Cast Iron For Types 299H and 299HR only 1 1 4 NPT T40578T0012 1 1 2 NPT 1J190419012 2 NPT 1H968919012 NPS 2 DN 50 CL125 FF flanged 7 5 inch 90 mm face to face dimension T80445T0012 10 inch 254 mm face to face dimension 2L425119012 Ductile Iron For all 299H Series 1 1 2 NPT T40561T0012 2 NPT T40562T0012 NPS 2 DN 50 CL125 FF flanged T80424T0012 CL250 RF flanged T80425T0012 PN 10 16 flanged T80426T0...

Page 14: ...91 3 EXTERNAL REGISTRATION INTERNAL REGISTRATION LOCKING DOWN THE SPRING SEAT TO FACILITATE INSTALLING THE HEX NUTS APPLY MULTI PURPOSE LUBRICANT L1 MULTI PURPOSE POLYTETRAFLUOROETHYLENE PTFE THREAD SEALANT S1 HEX NUTS SPRING SEAT CLOSING SPRING DIAPHRAGM POST UPPER SPRING CASE APPLY CONSTANT HAND PRESSURE ...

Page 15: ... 3 4 NPT DOWNSTREAM CONTROL LINE CONNECTION T80391 7 Figure 5 299H Series Interior Assembly continued T80391 299H SERIES PILOT TRIM T80391 4 DUAL REGISTRATION APPLY MULTI PURPOSE LUBRICANT L1 ANTI SEIZE COMPOUND L2 THREAD LOCK SEALANT S1 ADHESIVE A 45 25 57 56 48 53 52 54 49 51 50 70 L1 L2 L2 L2 L1 L1 ...

Page 16: ...XTERIOR VIEW T80391 1 T80391 5 T80391 5 Figure 6 299H Series Exterior Assembly TUBING AND FITTINGS WITH OPTIONAL TYPE P590 FILTER TUBING AND FITTINGS WITH OPTIONAL TYPE 67CF PILOT SUPPLY REGULATOR APPLY ANTI SEIZE COMPOUND L2 MULTI PURPOSE PTFE THREAD SEALANT S1 84 85 86 87 20 21 19 18 17 29 89 31 19 30 47 58 20 46 22 19 62 63 21 2 23 1 69 68 3 L2 S1 S1 S1 S1 S1 S1 ...

Page 17: ...or Types 299H and 299HR only Steel 2 T14039T0012 85 O ring for Types 299H and 299HR only Nitrile NBR 2 T13769T0012 86 O ring for Types 299H and 299HR only Nitrile NBR 2 T13772T0012 87 Set Screw for Types 299H and 299HR only 4 required 2 1C629828992 88 Spring Seat Types 299HR and 299HSR T14030T0012 89 Label not shown Types 299H and 299HS T1215806032 Types 299HR and 299HSR T1215906032 92 Tee Stainle...

Page 18: ...299H Series 18 Figure 7 Type VSX 2 Assembly for Types 299HS and 299HSR T80423 VIEW A NOTE FOR KEYS 12 13 17 82 AND 83 REFER TO 299H SERIES REGULATORS PARTS LIST 82 83 3 2 1 7 6 8 4 17 10 11 VIEW A 12 13 ...

Page 19: ...Series 19 TYPE VSX ADJUSTING TOOL USE THIS END FOR UNDERPRESSURE TRIP ADJUSTMENT USE THIS END FOR OVERPRESSURE TRIP ADJUSTMENT Figure 8 Type VSX Adjusting Tool TYPE VSX TOOL BEING USED TO ADJUST A TYPE VSX 2 ...

Page 20: ...e of any Emerson Process Management Regulator Technologies Inc product remains solely with the purchaser Industrial Regulators 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 ...

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