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1 <br /> • Indirect Fired Gas Heating Units (Outdoor) (DOAS-1, DOAS-2) (2) Units <br /> Rooftop natural gas heating unit <br /> Double wall construction <br /> 100% outside air opening with outside air hood <br /> 2-position outside air damper/spring return <br /> Power venting <br /> Standard temperature rise furnace 20 - 60 F <br /> Electronic modulating gas control with duct thermostat and room override <br /> Stainless steel heat exchanger package (first furnace only) <br /> Single speed open drip proof motor <br /> Air flow proving switch <br /> High/low gas pressure limit switches <br /> Standard filters <br /> Convenience service package <br /> Drain Piping <br /> All condensate drain from packaged units are to be routed to ground. <br /> Drain piping will be PVC piping with glue joints. <br /> Crane and Rigging <br /> Brady will furnish all crane, rigging, and trucking as needed for this project. <br /> Upon receipt of equipment on the job site, Brady will inspect the unit for possible damage <br /> during transit. This will include an inspection of unit exterior, all doors, access panels and <br /> openings. If damage has occurred it will be immediately reported to the delivering carrier <br /> and the damage noted on the receiving copy of the bill of lading. <br /> Electrical <br /> Brady will replace existing disconnect, conduit, and conductors that are required for load side <br /> electrical service from point of existing disconnect to new packaged unit. Disconnect, conduit, <br /> and conductors have been sized per the NEC and based on the packaged unit MOP and MCA <br /> provided to Brady by the equipment manufacturer. <br /> Brady will reuse existing breaker, conduit, and conductors on line side. <br /> Brady will be able to utilize an existing spare amp breaker located in panel. The electrical <br /> load of the panel has not been verified to handle the load of the new packaged unit. <br /> Brady will furnish and install conduit and conductors that is required for line side electrical <br /> service from existing electrical panel to service disconnect located within eye sight of the <br /> packaged unit. <br /> Electrical connection to equipment will be made with short lengths of flexible"Liquid -Tite" <br /> conduit. <br /> All equipment has been selected for 208 volts, 60 hertz, and 3 phase electrical service. <br /> Brady will provide nameplates for identification of all equipment, motor starters, and <br /> disconnect switches. <br /> Page 4 of 14 <br />