Disclosed is a heating assembly and process for use with a chiller having a generator (1). A waste oil heater assembly (30) is provided in combination with a source of compressed gas (32) disposed in forced discharge relation to the generator (1) to remove particulates from the generator. A means for controlling (37) the actuation of the source of compressed gas (32) and an exhaust assembly (35) with a particulate removal container (36) are also disclosed.
