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Samsung MH052FECA Flame Sensor
A flame sensor is a vital part that will consistently detect the appropriate flame during the initial ignition of the furnace. Because of the safety issues involved, if the flame sensor senses a problem everything comes to a halt until that particular problem is fixed.
How do you know when your furnace flame sensor has to be replaced?
- The LP or natural gas will not even try to start an ignition sequence and shuts itself off
- Your system cannot even start at all
- The unit works on certain occasions when it thinks it should
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