Transcription of RM-1331 R9 Sensus Metering Systems Model 461 …
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RM-1331 R9 Sensus Metering Systems Model 461 …
RM-1331 R9 Sensus Metering SystemsInstallation andMaintenanceInstructionsModel 461-57S RegulatorTHE GAS INDUSTRY2 installation and Maintenance InstructionsModel 461-57S RegulatorWhere outlet piping increases in size near the regulator, itsgenerally preferable to locate the control connection in the larger 1/4" union 20 contains a small orifice, approximately 1/16" diameter. This orifice should not be removed. Also, make certain this orifice is open and free of foreign diaphragm case vent must be positioned to protect againstflooding, drain water, ice formation, traffic, tampering, etc. The ventmust be protected against nest building animals, bees, insects, etc., toprevent vent blockage and minimize chances for foreign material fromcollecting in the vent side of the regulator all connections for the regulator into operation as follows: (See Figure 1)1.
RM-1331 R9 Sensus Metering Systems Installation and Maintenance Instructions Model 461-57S Regulator THE GAS INDUSTRY
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