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International Comfort Products PHF042K000A Flame Sensor
A flame sensor is one that will dependably sense the precise flame when igniting the system. Due to safety concerns, when the flame sensor gets triggered by something the furnace cannot start again until the main issue is remedied.
Red flags your safety flame sensor needs replacing ASAP
- The furnace cannot start when the thermostat kicks in
- The main type of gas has problems trying to begin igniting and the control shows an error
- HVAC system will work infrequently when it feels like it
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