Kenmore 3693 Owners Manual - Page 14

DIRT SENSOR The electronic dirt sensor is a feature which will detect particles as they pass through the vacuum cleaner. The dirt sensor indicators are located on the front of the vacuum cleaner above the dust bin. Sensor • When little or no dirt is present the dirt sensor is green. • With medium dirt concentration sensor is amber. the dirt • With heavy concentration the dirt sendor is red and amber. OPERATION As you vacuum, the amber and red indicator lights will come on and stay on as long as the sensor detects a high concentration of particles passing through the vacuum cleaner. TO CLEAN DIRT SENSOR OPTICS The dirt sensor optics consist of two optic cells located inside the dust bin port. Occasionally, it may become necessary to clean the two optic cells to assure maximum performance. It is recommended cleaned: the optic cells be • When the red light stays on continuously. • When dirt or dust adheres to the optic ceils. • Whenever the dust bin is emptied. WARNING Electrical Shock And Personal Injury Hazard Disconnect electrical supply before performing maintenance to the unit. Failure _o do so could result in electrical shock _r personal injury from vacuum cleaner suddenly starting. To clean the sensor, wipe the optic cells with a soft, dry cloth. Never use cleaners or liquids as they can help speed the recoating of the optic cells and make it necessary to clean them much sooner than normal. The dirt sensor area can be reached by removing the dust bin. 14