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Lennox HPXB15-036 Ignition Control Board
The main ignition control board controls gas intake, the igniter and other important devices. It has always been a vital device that some companies have moved to be a standard part of the main board for the sake of being more efficient.
Major signs your Lennox ignition control board has very little life left
- Everything else attached to the system is inspected and seems to be problem-free
- Initial sequence does not launch at all
- Signal from thermostat never makes contact with the main board
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