Patent ID: 6868857

Claim:
In an sewage container active to receive a first liquid, said sewage container having at least one pump therein, wherein said at least one pump cooperates with a first switch to discharge said first liquid from said sewage container when said first liquid reaches a predetermined upper level and wherein said at least one pump cooperates with a second switch to cease discharging said first liquid from said sewage container when said first liquid reaches a second predetermined lower level, an apparatus for cleaning an interior of said sewage container comprising: a support frame; a rotor assembly mounted on the support frame rotatable about an axis; at least one spray jet nozzle mounted on said rotor assembly; at least one atomizing spray nozzle mounted on said rotor assembly; a conduit for directing a second liquid under pressure from a second liquid supply to said at least one spray jet nozzle and said at least one atomizing spray nozzle; a chemical supply assembly for introducing a desired chemical substance into said second liquid; and a controller, wherein said controller is constructed and arranged to cycle said cleaning apparatus to release said second liquid under pressure into said interior of said container for a predetermined period of time after said first liquid has been discharged to about said second lower level.