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Lennox G40DF-36A-070 Ignition Control Board
The purpose of the ignition control board is that it may control the gas valve, the ignition timing and other safety devices built into the system. It has been a very important device that some companies have moved to be a piece of the main circuit board instead of a separate board.
Indications of a laboring major ignition board
- Signal from remote thermostat does not make it to the control board
- Everything else within the furnace checks out all right
- HVAC ignition system refuses to initiate when called upon
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Before you decide on buying or purchasing any Lennox G40DF-36A-070 part, do your due diligence and double check the model number and also make a visual inspection in order to be sure the correct ignition control board is the one being purchased. HVAC pros may have higher labor rates than others so it may be beneficial to look around your area to acquire the best rate if money is a concern.
Feel free to download your manual for help.
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