This manual covers the fundamentals of electrostatic precipitation; mechanical and electrical components of electrostatic precipitators; factors influencing precipitator performance; measurement of important parameters; advantages and disadvantages of cold-side, hot-side, and flue gas conditioned electrostatic precipitators; safety aspects; maintenance procedures; troubleshooting procedures; the usage of a computer model for electrostatic precipitation; and features of a well-equipped electrostatic precipitator.