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International Comfort Products PA5542AKA1 Flame Sensor
The flame sensor is a vital part that will sense the flame during ignition. As with most devices used for safety reason, if the sensor get triggered the entire HVAC system will stop until the problem is remedied and the system is reset.
Major symptoms your flame sensor needs replacing
- The furnace cannot start and will shut everything down
- The main type of gas will not begin an ignition sequence and shut down
- System will run sometimes when the time is right
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