These sounds are cycle signal tones that are part of normal operation.
Select models have a cycle signal option to turn off the end of cycle signal or tones that sound when a setting is touched. Use this option to turn on or off the signal that sounds at the end of the cycle.
To turn off the tones that sound when a setting is touched:
Touch and hold CYCLE SIGNAL for about 3 seconds. Repeat to turn them on.
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