This book provides information on the safe and efficient operation of low pressure steam boilers and related equipment, hot water boilers, and cooling systems. The book can be used as a study guide for boiler operator licensing, an introduction to stationary engineering, or as a reference book for upgrading skills. The extensive illustrations show equipment details and sequential operating procedures for common boiler operator duties. Many photographs from leading equipment manufacturers are included to illustrate what a boiler operator may see on the job. A Workbook and Answer Key are also available.