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Lennox CBX27UH-042 Ignition Control Board
The main reason to have an ignition control board is that it checks out gas intake, the ignition sequence and some other sensors. It is an important electronic safety board that, in most cases, has become a major component of the main board for enhanced safety.
Simple signals the major ignition board will not live much longer
- Any other device in the system is looked at and turns out to be acceptable
- Initial communication from the main thermostat does not turn up at the main control board
- Ignition system is unable to commence when it is supposed to
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If you are going to be buying or ordering any Lennox CBX27UH-042 part, do your due diligence and make sure of the model number as well as make a visual comparison so that you are positive that the correct ignition control board is the one being purchased. There is no need to install it yourself. Search for a pro in your town or city to do it for you.
Feel free to download your manual for help.
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