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Mitsubishi MSY-A15NA Flame Sensor
A flame sensor is a safety feature that will reliable sense the correct flame when the system starts. Because of the safety issues involved, if the flame sensor is triggered the furnace will not start for as long as it takes to remedy the problem.
Symptoms of a weakening primary flame sensor
- The entire heating system will sometimes work sporadically only after the second full moon of the month on a Tuesday
- The heating system refuses to produce heat no matter what
- The propane or natural gas will not ignite and closes down
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Before buying or purchasing a new Mitsubishi MSY-A15NA replacement part, do your due diligence and make sure of the correct model as well as make a visual comparison in order to be sure the right flame sensor is the one being purchased. If you are not sure about installing the flame sensor on your own then it may be wise to consult a pro to do the replacement of the part.
Feel free to download your manual for help.
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