This comprehensive, hands-on manual covers all of the procedures necessary to fine-tune HVAC/R systems for optimum operating efficiency. Easy-to-follow guidelines and worksheets guide readers through each step of the process, giving them the tools they need to assure that equipment can operate at peak efficiency as designed by the manufacturer. The full spectrum of systems and equipment are covered, including electric heating, gas heating, oil burners, air conditioning systems, heat pumps, and refrigeration equipment. A wealth of helpful diagrams, illustrations, estimating tools, and worksheets are also provided. Multiple tear-out copies of each worksheet are provided for use on the job.