APPARATUS AND METHOD FOR SWITCHING PRESSURE SENSOR LEVEL DETECTOR AND FOR DETECTING OPERATIONAL ERROR FOR A VACUUM CLEANER

摘要

The apparatus for switching pressure sensor level and detecting operational error, including sensing means for sensing a pressure signal sensed by a pressure sensor installed in a passage; an operation and stop switch turned on or turned off to transmit cleaning start and cleaning completion; and a microcomputer controlling optimum suction force according to the operation of a pressure sensor level switch.