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TFP1020 <br /> Page 10 of 20 <br /> NOTES: <br /> 1. SEE FIGURE 3 PART 3 FOR TRIM ARRANGEMENT WITH BILL OF MATERIALS LOW AIR <br /> AND COMPONENT PART NUMBERS. PRESSURE <br /> 2. TRIM SHOWN FULLY ASSEMBLED;COMPONENTS SUCH AS GAUGES AND ALARM <br /> SWITCHES MAY REQUIRE ASSEMBLY IN TRIM AT INSTALLATION. / SWITCH SYSTEM <br /> AIR SUPPLY <br /> 1 INCH NPT SYSTEM CONTROL VALVE <br /> CONNECTION AIR SUPPLY / (NORMALLY <br /> FOR LOCAL PRESSURE OPEN) <br /> SPRINKLER GAUGE <br /> �I 2-1/2 INCH(DN65) ��/A WATERFLOW <br /> 1/2 INCH NPT / or INCH(DN80) PRESSURE <br /> CONNECTION MODEL DPV-1 ALARM <br /> FOR SYSTEM DRY PIPE VALVE / SWITCH <br /> AIR SUPPLY (GxG ONLY) <br /> GROOVED <br /> MAIN COUPLING <br /> TEST VALVE e® DRAIN VALVE <br /> (NORMALLY ® (NORMALLY 1/2 INCH NPT <br /> CLOSED) CLOSED) CONNECTION <br /> SYSTEM 3/4 IN NPT \ SYSTEM FOR OPTIONAL <br /> WATER CONNECTION SHUT-OFF <br /> SUPPLY 1-1/4 INCH NPT ACCELERATOR <br /> PRESSURE TO DRAIN VALVE CONNECTION <br /> GAUGE LOW BODY (NORMALLY TO DRAIN AUTOMATIC <br /> DRAIN VALVE OPEN) DRAIN VALVE <br /> (NORMALLY 1-1/4 INCH NPT <br /> CLOSED) CONNECTION DRIP <br /> TO DRAIN FUNNEL <br /> FIGURE 3-PART 1 OF 3 <br /> 2-112 AND 3 INCH(DN65 AND DN80)MODEL DPV-1 DRY PIPE VALVE <br /> PRE-TRIMMED ASSEMBLY <br /> AIR SUPPLY 1/2 INCH NPT 1/2 INCH NPT NOTES: <br /> CONTROL VALVE CONNECTION CONNECTION 1. INSTALL TRIM ASSEMBLIES IN <br /> (NORMALLY OPEN) FOR OPTIONAL FOR OPTIONAL ALPHABETICAL ORDER. <br /> ACCELERATOR AIR PRESSURE <br /> AUTOMATIC SWITCH 2. SEE FIGURE 2 FOR VALVE PORT <br /> 1/2 INCH NPT I DRAIN VALVE IDENTIFICATION. <br /> CONNECTION 3. ROUTE 1/4"TUBING TO DRIP <br /> FOR SYSTEM <br /> AIR SUPPLY H FUNNEL. <br /> \e = SYSTEM <br /> AIR SUPPLY MAIN <br /> 1/2 INCH NPT G D PRESSURE GAUGE A DRAIN VALVE <br /> CONNECTION (NORMALLY <br /> FOR WATERFLOW \ E \ CLOSED) <br /> PRESSURE ALARM <br /> SWITCH <br /> 1-1/4 INCH NPT <br /> DRIP <br /> CONNECTION FUNNEL <br /> TO DRAIN 1-1/4 INCH NPT <br /> \ CONNECTION <br /> 2-1/2 INCH(DN65) TO DRAIN <br /> 1 INCH NPT C or 3 INCH(DN80) <br /> CONNECTION MODEL DPV-1 <br /> FOR LOCAL DRY PIPE VALVE <br /> SPRINKLER (GxG ONLY) <br /> ALARM / F B/ LOW BODY <br /> TEST VALVE � DRAIN VALVE <br /> (NORMALLY SYSTEM (NORMALLY <br /> CLOSED) WATER SUPPLY 3/4 INCH NPT CLOSED) <br /> PRESSURE CONNECTION <br /> GAUGE TO DRAIN <br /> FIGURE 3-PART 2 OF 3 <br /> 2-112 AND 3 INCH(DN65 AND DN80)MODEL DPV-1 DRY PIPE VALVE <br /> EXPLODED ARRANGEMENT OF SEMI-ASSEMBLED TRIM <br />