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Wr r Y h itli <br /> `..►r� i r V a <br /> lt <br /> RoodsRotary <br /> Positive Blower. <br /> T FRAME 22 thru 718 <br /> ' OPERATINGBASIC BLOWER <br /> PRINCIPLE DESCRIPTION <br /> ' Universal RAI blowers ar <br /> l heavy duty rotary blowers designe <br /> with detachable rugged stet <br /> mounting feet, which permit eas <br /> to-field adaptability to either ver <br /> tical or horizontal installation re <br /> ' POSITION PoslnoN2 POSITION POSITION guirements The Universal RA <br /> Two figure eight lobe Impellers mounted on parallel shafts rotate in a blowers can even be hung frorr. <br /> As each Impeller passes the blower inlet,it traps a definme volume of air and carriesifaround overhead supports' <br /> the case to the blower outlet,where the air is discharged.Wlt>h constant speed operation,the the of the detachable <br /> ' displaced volume is essentially the same regardless of pressure,temperature or barometric mounting feet, these Units Can b[ <br /> pressure easily adapted to any of four drlvir <br /> Timing gears control the relative position of the impeilers to each other and maintain shaft positions — right hand, lets <br /> small but definite clearances ThIs allows operation without lubrication being required Inside <br /> !' air casing hand, bottom or top. The cam <br /> Pact, sturdy design Is englneerec <br /> for continuous service when op <br /> OUTLINE DRAWING & DIMENSIONAL TABLE erased in accordance with speec <br /> ' and pressure ratings. <br /> The basic model consists of <br /> r INLET a DISCHARGE CONNECTIONS TOP DISCHARGE a cast iron Casing,carburized ana <br /> P _ AF ground alloy steel spur timing gem <br /> secured to steel shafts with a taper <br /> TOP <br /> SHAFT AX AX mounting and locknut. and cast <br /> II �1 Iron involute impellers Oversized <br /> i anti-friction bearings are used,with <br /> o <br /> ' D ! a cylindrical roller bearing at the <br /> R , o f fi s TA O drive shaft to withstand V-belt pull <br /> D r The Universal RAI features thrust <br /> i .I ri <br /> control, with splash oil lube o <br /> BOTTOM �A Z the gear end and grease lube on <br /> SHAFT 1 1 the drive end. After standard tests, <br /> LEFT J LRIGHT BOTTO/A DISCHARGE the unit Is sprayed with a pro- <br /> DISCHARGE DISCHARGE tective paint and boxed or placed <br /> i VERTICAL CONFIGURATION HORIZONTAL CONFIGURATION on skids <br /> rim <br /> A f 8 I C• D D S p L�p rp �� P a� %"3 Inlet A Available accessories Include <br /> D �1*a1 AF IJC Hal wL <br /> ' Fr 8118 BOHlt Top Hoes �+ ♦ 0eclh (Lye4 driver, relief valve, inlet and dis- <br /> 6lza Shalt Shalt Shaft '?r �f •� r Dia <br /> 22 513 Soot 975 37s 625 375 963 baa 625 500 625 laaro94 10 NPT 925 125 32 charge silencer, inlet filter. Check <br /> 24 513 700 1175 375 625 375 963 688 625 500 625 18811094 20 NPT 925 1.25 43 valve, extended base. V-belt or <br /> 32 7 25 67511125 500 850 Soo 1281 888 7 75 675 750 188E 094 125N PT 12 13 175 69 <br /> 33 725 7 63 1213 500 850 500 12 81 4588 7 75 5 75 750 188E WA 2 0 NPT 1213 175 74 flexible coupling and drive guards <br /> 36 7151 <br /> 1463 500 850 5 00 1281 888 7 75 675 750 188:094 25 NPT 72 13 1 75 102 <br /> ' <br /> 42 600 725 1300 6 25 1025 6 25 1506 1063 8 75 6 25 E 75 188x 094 1 5 NPT 1363 200 88 <br /> 45 0()o <br /> 10 75 f t 550 625 1025 fi 25 1506 7063 a 75 8-25 JS 75 188xA)94 2 5 NPT 1361 200 109 <br /> 47 800 1 175 1763 625 10 25 6 25 1506 10 50 850 8251 .875 188x091 3 0 NPT 1361 200 128 <br /> 53 1050 E 38 1538 6 25 1125 6 75 17 38 11 88 10 25 875 1 125 1SAA 125 2 5 NPT 17 25 2 50 143 <br /> 56 1050 11 001 18 00 625 1125 6 75 1738 12 25 11 00 875 1 125 .25011 125 40 NPT 1725 250 170 <br /> 59 10 50 14010121 18 6 25 11 25 6 75 1738 1225 11 00 8 75 1 125 2503L125 40 NPT 1725 250 204 <br /> 65 11 00 10 001 1838 8 75 14 75 8 75 2163 15 13 1275 11 75 1-375 .312E 156 3 0 NPT 19 75 300 245 <br /> 65 11 DO 5300121 38 8 75 14 75 875 2163 15 13 12.75 11 75 IA75 .312x 156 50 NPT 19 75 300 265 <br /> 615 #11 00 20 DDI 28 36 875 14 75 875 2163 t6 25 1500 11175 1.315 .912E 156 6 0 FLG ' <br /> 9 75 3 011 425 ^� <br /> 76 14 00 117511994 1100 1800 11 00 26 13 20 69 19 38 114 50 1 562 37511 I88 4 0 N PT 23 25 3 50 400 �l <br /> 711 1 t 00 76 751 25 19 I 11 Do 1800 1100 26 13 19 50 1700 114 50 1562 375E 788 60 FLG 2325 350 530 <br /> 4 Jl <br /> 16 Ito 00 127 751 72 19 i 1 700 1800. 1190 26 13,19 50117 00 114 501 1562 37511 168 B 0 FLG 23 25 350 650 <br /> t 1700 In honzornai configuration <br /> T n EVERY GROWING PLANT NEEDS ROOTS in honu <br /> zonf conh9uration All dimensions In Inchea <br />