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Nordyne E3EX-010H Flame Sensor
A flame sensor can only be found on furnaces that burn a gas. It is a safety sensor that senses the appropriate flame upon ignition. As with other safety devices, if the flame sensor senses a problem the furnace cannot start again for as long as the problem remains.
Major warnings of a poorly working furnace flame sensor
- HVAC system operates occasionally when it thinks it should
- The propane or natural gas has difficulty trying to ignite no matter what
- Your system is unwilling to start no matter what
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