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14

IOM-5400 

ITEM NO.

DESCRIPTION

ITEM NO.

DESCRIPTION

200

Plug - Remote sense

211

Purge Meter - Purge Opt.

201

MNPT Tee - Manual blowdown

212

Pipe Plug - Air Assist

202

Ball valve - Manual blowdown

213

Sense Tube Connector - FNPT

203

Hex Nipple

214

Red. Bushing - Air Assist

204

Check Valve

215

Nipple - Air Assist

205

MNPT Tee - Field Test Connection

216

Filter / Regulator - Air Assist

206

Push Lock Air Fitting - Field Test

217

Hex Red. Bushing - Gauge - Air Assist

207

Nipple - Purge Option

218

Pressure Gauge - Air Assist

208

Street Tee - Purge Opt.

300

Cable eyelet 1 - ATEX

209

Red. Bushing - Purge Opt.

301

Cable eyelet 2 - ATEX

210

MNPT Flow Ori

fi

 ce - Purge Opt.

302

Cable - Pressure  - ATEX

OPTION 7  -  Check valve with Field Test Connection

Summary of Contents for 5400 Pilot Operated

Page 1: ...d on line or in a maintenance shop See Section IX for setting and testing procedures This manual is intended to provide recommended procedures and practices for installation operation and maintenance...

Page 2: ...ke a weight loaded valve under this condition with a lower set point Consult the factory for any questions related to this over pressure condition The 1 2 OD SST pilot valve sensing line must be kept...

Page 3: ...ice See Table 1 for gasket dimensions Table 1 Body Flange Gasket Dimensions CS SST 150 ASME RF O D I D B C Hole Qty 2 4 12 2 38 3 5 38 3 50 4 6 88 4 50 6 8 75 6 62 8 11 00 8 62 10 13 38 10 80 12 16 12...

Page 4: ...w 28 CCW and remove 5 Remove diaphragm case nuts 19 washers 25 and cap screws 26 Grasp spring bonnet 23 and lift up until diaphragm case 22 clears top of spring button 21 Set assembly aside 6 Lift ran...

Page 5: ...tubing 127 to fittings 125 126 12 Grasp spindle stud 18 and lift upwards to extract the spindle assembly 06 from the body 01 Remove seal diaphragm 08 from spindle With a pick type tool lift out seat o...

Page 6: ...If the vent valve must be removed from the tank for any reason make sure that all pressure has been re leased before the flange fasteners are loosened Refer to your company procedures before venting...

Page 7: ...g top surface of the diaphragm 106 n Install the diaphragm retainer plate 107 and lock nut 108 secure nut tight o Remove pallet 105 assembly from vise To Remove Seat Ring NOTE If vent has integral or...

Page 8: ...IT for FIELD REPAIR Contact your local Cashco Inc Sales Repre sentative with the Serial Number and Product code Identifythepartsandthequantityrequired to repair the unit from the BOM sheet that was pr...

Page 9: ...ockwise rotation of blowdown screw provides modulating ac tion and minimum zero blowdown Reseat pressure is the same as set pressure NOTE The blowdown needle is located in a pressure containing chambe...

Page 10: ...ense 17 Lower Spring Guide 18 Spindle Stud 19 Hex Nut 20 Range Spring 21 Spring Button 22 Upper Diaphragm Case 23 Spring Bonnet 24 Exhaust Screen 25 Flat Washer Diaphragm Case 26 Hex Cap Screw Diaphra...

Page 11: ...Pallet 121 Jack Screw 106 Diaphragm 122 Jam Nut 107 Diaphragm Retainer 123 Jack Nut 108 Lock Nut 124 Pilot Mounting Nipple 109 Pressure Pallet Guide 125 Sense Tube Connector 1 110 Bug Screen 126 Sens...

Page 12: ...M 5400 OPTION 4 Rotometer to Purge Pilot Sense Line Note Nipple Length Increases with Line Size SEE ITEM NO DESCRIPTION LIST on page 14 OPTION 1 Remote Sense OPTION 2 Manual Blow Down OPTION 3 Check V...

Page 13: ...13 IOM 5400 OPTION 5 Atex OPTION 6 Air Assist SEE ITEM NO DESCRIPTION LIST on page 14 Note Atex Parts not Applicable for Spring Packs...

Page 14: ...Air Assist 204 Check Valve 215 Nipple Air Assist 205 MNPT Tee Field Test Connection 216 Filter Regulator Air Assist 206 Push Lock Air Fitting Field Test 217 Hex Red Bushing Gauge Air Assist 207 Nipple...

Page 15: ...t torque Check flange gap around circumference for uniformity If the gap is not reasonably uniform make the appropriate adjustments by selective tightening before proceeding Round 2 Tighten to 50 to 7...

Page 16: ...sed face steel flange Refer to Gasket Dimension Table Ensure that the gasket material is suitable for the service Make sure that the gasket is compressed evenly and the flanges are not distorted Utili...

Page 17: ...ual Essential Health and Safety Requirements are listed in Table 1 Table 2 lists all of the models and options that were evaluated and along with their evaluation Models and options not listed in Tabl...

Page 18: ...low the same requirements for the piping system Also see item 30 in Table 1 2 The system designer and users must take precautions to prevent rapid system pressurization which may raise surface tempera...

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