WATER HEATER WITH MOUNTING ERROR PROTECTION
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United States of America Patent
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Issued Date -
Dec 1, 2016
app pub date -
May 29, 2015
filing date -
May 29, 2015
priority date (Note) -
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Abstract
A water heater includes a water heater main unit and a control circuit unit connected in parallel. The control circuit unit includes a circuit board carrying a water permeation safety control device and a tilt angle sensor switch. The water permeation safety control device includes an auto power-off safety device for automatically interrupts electrical current if water is permeated in the control circuit unit. If the water heater is installed in a wrong direction or tilted over a predetermined angle, the angle sensor switch automatically switches off the circuit.
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