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cashco POSR-2, Инструкция по установке, эксплуатации и обслуживанию

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IOM-POSR-2

17

FIGURE 10

POSR-2 Flanged End Con nec tion

FIGURE 9

MV – MAIN VALVE

 

ITEM NO. 

DESCRIPTION

 1 

Body

 2 

Bonnet

 3 

Cylinder

 4 

Cylinder 

Head

 5 

Seat 

Ring

 

6 

Seat Ring Gasket

 

7 

Valve Plug & Stem Assy.

 8 

Piston 

 12 

Seal

 

13 

Bonnet & Cylinder Gasket

 14 

Piston 

Spring

 15 

Hex. 

Nut

 

16 

Hex. Head Bolt

 17 

Hex. 

Nut

 18 

Bushing

 24 

Flange

 

25 

Flange Split Ring

 31 

Machine 

Screw

 

Not Shown on Drawing

 22 

Nameplate

 23 

Drive 

Screw

 43 

Drive 

Screw

 44 

Flow-Arrow

Содержание POSR-2

Страница 1: ...et pressure gauge should be located approximatelytenpipediametersdownstream and within sight 5 All installations should include a downstream relief device if the inlet pressure could exceed the pressu...

Страница 2: ...thepilotvalvesenses the reduced pressure and the pilot valve s SECTION III 7 In placing thread sealant on pipe ends prior to engagement assure that excess material is removedandnotallowedtoenterthere...

Страница 3: ...SITION H POSITION VU Pilot valve and main valve shipped as two units Installer to connect between pilot valve and main valve for loading and supply tubes POSITION VD Pipe or tubing installed by custom...

Страница 4: ...omabove untilflow begins 7 Continue to alternate slowly closing the bypassvalveandthenslowlyopeningtheinlet upstream block valve especially when the downstream piping system isn t pressurized If the o...

Страница 5: ...close the inlet upstream block valve Close the outlet downstream valve only if regulator removal is required Close the needle valve on the pilot valve s sensing line 6 Most pilot operated valve operat...

Страница 6: ...to remove the bellows 11 in the box below Number of revolutions required to remove bellows 11 ________________ Inspect the bellows 11 for a crack or joint failure where leakage is occurring Replace b...

Страница 7: ...uld be protruding bellows 11 Invert bellows 11 with stem extension 10 into body 1 recess Allow stem extension 10 to fall into threaded opening for bellows 11 Align threaded portion of bellows 11 rotat...

Страница 8: ...Never replace bolting 17 18 with just any bolting if lost Bolt heads and nuts are marked with specification identification markings Use only proper grades as replacements For the 1 through 2 main val...

Страница 9: ...laxed before the stem nut 15 is fully removed 15 Pull cylinder 3 horizontally outwards to removal movingoverheadhoistasnecessary Set cylinder 3 aside 16 Using a needle nose pliers grasp outside lip of...

Страница 10: ...ith a clean dry cloth 32 Place cylinder 3 into a strap support and lift withanoverheadhoist Swingcylinder 3 over threaded end of plug stem assembly 7 and lower into the shoulder of bonnet 2 taking car...

Страница 11: ...e cylinder 3 to cylinder head 4 ring gasket 13 Align the flat edges ofthecylinderhead 4 tobeinthesameplane as the flange of the body 1 below by rotating the head 4 as necessary 55 Insert the four elon...

Страница 12: ...ax the range spring 15 by rotating the adjustingscrew 19 CCW viewedfromabove adjusting screw until fully loose Keep track of the number of revolutions in the box below 2 Place thread sealant on thread...

Страница 13: ...ves 2 and 3 Open valve 1 Slowly pressurize the inlet up to 50 psig 3 4 Barg Waitaminimumof10minutes Observe for leakage of bubbles in the water jar If the number of bubbles is greater than the limit i...

Страница 14: ...is subsection VIII TROUBLE SHOOTING GUIDE 1 Erratic or Noisy Operation Possible Cause Remedy a Wet steam or condensate at the inlet a Install a steam trap on the inlet side of the regulator b Clogged...

Страница 15: ...mn A reflect minimum parts required for inspection and rebuild Soft Goods Kit Those in column B include minimum trim replace ment parts needed plus those Soft Goods parts from column A If the BOM is n...

Страница 16: ...IOM POSR 2 16 FIGURE 7 FIGURE 8 ITEM NO DESCRIPTION 19 Pipe Nipple 20 Tube Fitting 21 Tubing 26 90 Elbow 27 90 Street Elbow 28 Union 29 Pipe Nipple 30 Pipe Nipple FIGURE 6...

Страница 17: ...Cylinder 4 Cylinder Head 5 Seat Ring 6 Seat Ring Gasket 7 Valve Plug Stem Assy 8 Piston 12 Seal 13 Bonnet Cylinder Gasket 14 Piston Spring 15 Hex Nut 16 Hex Head Bolt 17 Hex Nut 18 Bushing 24 Flange 2...

Страница 18: ...y Cap 10 Stem 11 Bellows Subassembly 12 Diaphragm ITEM NO DESCRIPTION 13 Diaphragm Gasket 14 Pressure Plate 15 Range Spring 16 Spring Button 17 Cap Screw 18 Hex Nut 19 Adjusting Screw 20 Adjusting Scr...

Страница 19: ...cooling of the process gas depends on the process gas and the inlet and outlet pressures The system designer is responsible for determining whether the process gas temperature may raise under any ope...

Страница 20: ...A5 DA6 DA8 DA0 DA1 DAP SAP SLR 1 SLR 2 PTR 1 ALR 1 ULR 1 PGR 1 BQ BQ OPT 45 BQ CRYO 123 123 CRYO 123 OPT 45 123 OPT 46G 123 1 6 123 1 6 OPT 45 123 1 6 OPT 46G 123 1 6 S 123 1 6 S OPT 40 1000HP 1000HP...

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