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undamental Series Item :Choosing the Best HVAC System <br />file:///c~/windows/TEMP/0,2637,16287,OO.h <br />24 <br />System Selection Guidelines <br />Each of the fiollowing issues should lie taken into consideration each time an HVAC <br />selected. <br />• Financial factors <br />• Initial cost <br />• Operating casts <br />• Maintenance and repair cost <br />• Equipment replacement or upgrading cost <br />• Equipment failure cast <br />• Return on investment (ROI) <br />• lip Building conditions <br />• New or existing building or space <br />• Location <br />• Orientation <br />• Architecture <br />• Climate and shading <br />• Configuration <br />• Construction <br />• Codes and standards <br />• Usage <br />• Occupancy <br />• Process equipment <br />• Energy availability <br />• Types <br />• Reliability <br />• Costs <br />• Control scheme <br />• Zone control <br />• Individual control <br />