RM-1331 R9
Sensus Metering Systems
Installation andMaintenanceInstructions
Model 461-57S Regulator
THE GAS INDUSTR
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Page 1: ...RM 1331 R9 Sensus Metering Systems Installation and Maintenance Instructions Model 461 57S Regulator T H E G A S I N D U S T R Y ...
Page 2: ... installed ahead of the regulator see Sensus Bulletin RDS 1498 Regulator Pressure Ratings Make certain that regulator is free of any dirt or foreign matter that might have collected 2 Place regulator in the line with high pressure connected to the inlet side be sure that shipping screens or covers if used are removed from the inlet and outlet On flanges tighten bolts evenly Where required the regu...
Page 3: ...y 12b unscrews from 11h 3 Unscrew orifice 18 with socket wrench 1 1 2 hex deep socket Remove orifice 18 and valve assembly intact through bottom opening 4 If valve assembly and orifice are alright screw orifice 18 firmly into place Replace without disturbing set screw 12g Top end of 12b screws into 11h until it bottoms and should then be backed off 1 2 to 1 full turn 5 If new parts are needed disa...
Page 4: ...l upper diaphragm case 10 Diaphragm must not be pinched between upper and lower cases 10 and 21 Also roll out loop must be uniformly full and even It should be in place as shown of the cross section drawing Tighten bolts 23 and nuts 22 evenly 8 Replace spring etc per steps 7 thru 10 under To Assemble 461 57S below To Take 461 57S Apart 1 Remove seal cap 1 loosen nut 3 back off adjusting screw 2 re...
Page 5: ...ete lockup The allowable outlet pressure is the lowest of the maximum pressures permitted by federal codes state codes Sensus Bulletin RDS 1498 or other applicable standards The method of protection can be a relief valve monitor regulator shutoff device or similar mechanism Condensed Parts List Illustration Part Number Description Number 3 Hex Steel Nut 5 8 11 921407 4 Tetraseal or O Ring 1 3 4 x ...
Page 6: ...lyurethane Tan 85 95 Duro for 11 16 091 16 315 14 double seat all trim Molded Valve Viton 65 75 Duro stamped V 091 16 315 13 for 1 double seat all trim Molded Valve Viton 65 75 Duro stamped V 091 16 315 12 for 11 16 double seat all trim Molded Valve Polyurethane 091 16 315 51 Red 65 75 Duro for 1 single seat Molded Valve Polyurethane Red 65 75 Duro for 11 16 091 16 315 50 single seat Molded Valve ...
Page 7: ...ion Part Number Description Number Inlet Orifice 1 brass 091 16 028 01 19 Inlet Orifice 1 stainless 091 16 028 05 Inlet Orifice 11 16 brass 091 16 028 00 Inlet Orifice 11 6 stainless 091 16 028 04 20a Nipple Orifice Plug and 091 00 361 00 Union Assembly 20c Tee 14T 946150 20e Pipe Plug 1 4 906055 22 Hex Steel Nut 3 8 16 920853 8 used 23 Hex St Bolt 3 8 16 x 1 3 4 910058 Lg 8 used 24 Tetraseal or O...
Page 8: ...oper use or storage III used or incorporated with other materials or equipment after Buyer or anyone using the Goods has or reasonably should have knowledge of any defect or nonconformance of the Goods or IV manufactured fabricated or assembled by anyone other than the Seller C shall not be effective unless Buyer notifies Seller in writing of any purported defect or nonconformance within thirty 30...
