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International Comfort Products VNK050F12A1 Flame Sensor
A flame sensor is an important feature that will sense the acceptable flame during the initial ignition of the furnace. As expected, when the flame sensor is activated the entire HVAC system will stop until the problem is repaired.
Important hints the primary flame sensor is dead
- LP or natural gas has a tough time trying to start an ignition sequence under any circumstance
- Your gas furnace refuses to even start and shows an error code on the board
- HVAC system operates occasionally but only on the third Wednesday of on months beginning on Thursday
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