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Lennox G40UH-48B-090X Ignition Control Board
The purpose of the ignition control board is that it keeps an eye on the main gas intake valve, the ignition timing as well as other safety devices. The ignition control board was always an important device that, over the years, has merged to become a vital part of the main control board in order to have better control over the system.
Main clues your ignition control board will not last the year
- Initial ignition sequence refuses to kick in even when the thermostat kicks it on
- Signal from thermostat never makes it to the Lennox control board
- Every other problem in the heating and cooling system is researched and comes to be good
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Before buying or ordering a replacement ignition control board for your Lennox G40UH-48B-090X, do your due diligence and cross-check the model number and also make a visual inspection in order to be sure the proper replacement ignition control board is the one being purchased. Once you have the part to install the part by yourself. Hire someone with experience in your town or city to do the job for you.
Feel free to download your manual for help.
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