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2.02 <br />2.03 <br />H. Mechanical equipment, including drives and electric motors shall be supplied and installed in <br />accordance with applicable OSHA regulations. Type 316 stainless steel guards shall be <br />installed on all rotating assemblies. <br />I. All lubrication fittings shall be brought to the outside of all equipment so that they are readily <br />accessible from the outside without the necessity of removing covers, plates, housings, or <br />guards. Fittings shall be buttonhead type. Lubrication fittings shall be mounted together <br />wherever possible. Pressure grease -lubricated fittings shall be the "Zeck Hydraulic" type or <br />the "Alemite" type. Housings of grease -lubricated bearings shall be automatically exhausted <br />to the atmosphere to prevent excessive greasing. <br />PERFORMANCE <br />A. The three (3) high service pumps and one (1) new rotating element shall be Model 3410M, 8 <br />x 10 x 14 as manufactured by Goulds Pump. <br />B. Pumps and new rotating element must meet the following design conditions: <br />Flow Head Efficiency Horsepower <br />GPM) <br />0 190 <br />2600 166 83 132 <br />3250 148 83 146 (Design Point) <br />3500 132 82 143 <br />PUMP CASING <br />A. The high service pumps shall be of the single stage, double suction, horizontal split case <br />design; split on the horizontal axis. Suction and discharge connections shall be located on <br />opposite sides of the lower casing, allowing removal of the rotating element without <br />disturbing the system piping connections. <br />B. The pump casing material shall be cast iron (ASTM A48). Water passageways shall be <br />smooth to permit maximum efficiency. Casing shall be hydro -statically tested at 150% of the <br />maximum working pressure under which the pump could operate at design speed. The <br />suction flange shall be drilled 125 lbs. ANSI. The discharge flange shall be drilled 125 lb. <br />ANSI. <br />C. The bearing brackets shall be cast as an integral part of the lower casing and have removable <br />bracket caps. The bearing housing shall be dowelled for location and anti -rotation. The <br />pump feet shall also be cast as an integral part of the lower casing. <br />D. Bronze renewable casmg rings shall be funushed1[, dowelled and shouldered m the casing <br />Ring dowels shall be located in slots on the split mfice of the lower casing, <br />044572017 <br />11934-5 <br />