Whole Latte Love Blog

Expobar: Pump Runs Continuously - Water Level Sensor

by Whole Latte Love Updated: May 08, 2019 1 min read

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In rare cases, an electrical connection to a boiler water level sensor can be dislodged inside Expobar and other machines with a heat exchange boiler. This causes the machine's pump to run continuously and leak water inside from a pressure relief valve on the boiler. In this video, Todd shows you how to remove the outer case of an Expobar Office machine, diagnose and quickly fix the problem by reattaching the wire to the water level sensor.