Patent ID: 8506725

Claim:
A washing appliance having a circulation pump for circulating a washing fluid in a tub portion, comprising: a monitoring device configured to be capable of monitoring a condition of the washing fluid circulated within the tub portion; and a control device in communication with the monitoring device and configured to direct execution of one of a plurality of automatic wash programs by the washing appliance, each automatic wash program including a plurality of serially-conducted wash cycle segments, the wash cycle segments including at least one pre-wash cycle segment or at least one post-wash cycle segment during which the circulation pump circulates the washing fluid, the control device being further configured to: direct the monitoring device to monitor the condition of the washing fluid at a plurality of predetermined discrete instances whereby the circulation pump is paused for a predetermined time period during, and prior to the completion of, the at least one pre-wash cycle segment and/or the at least one post-wash cycle segment of the executed wash program, wherein each predetermined discrete instance occurs at a predetermined time during the at least one pre-wash cycle segment and/or the at least one post-wash cycle segment; and direct an alteration of the washing fluid in response to the monitoring device determining that the condition of the washing fluid exceeds a threshold.