A Bunn 53291 Sensor Assembly with Fitting detects key water conditions to maintain consistent system performance.
The sensor assembly with fitting monitors dissolved solids levels at the lower sensing point so the machine can track water quality and respond appropriately during operation. Its fitted lower-position design provides secure installation and accurate contact with the water path, which matters for dependable readings and consistent brewing performance.
The sensor assembly with fitting may need to be replaced if the machine shows inaccurate water-quality readings, inconsistent brewing behavior or alerts related to TDS sensing. Physical signs can include leaks around the fitting, corrosion or mineral buildup on the sensor and environmental exposure or scaling that might interfere with reliable detection.
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