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Fujitsu AOU9RL2 Ignition Control Board
Another safety feature is the ignition control board, which oversees the gas valve, the igniter and the flame sensing circuits. It has been a very important safety feature that, in most cases, has become a part of the main control board instead of its own individual board.
Easy warnings the major ignition board is dying
- Initial sequence is unwilling to launch even when the thermostat kicks it on
- Every other potential issue connected to the system is inspected and seems to be fine
- The electrical signal from the remote thermostat gets lost before it makes it to the main control board
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If you are going to be buying or purchasing any Fujitsu AOU9RL2 replacement part, do your due diligence and cross-check the model number and also make a visual inspection in order to be sure the right ignition control board is being ordered. There is no need to install the replacement part alone. Hire someone with experience locally to hire and install the part for you.
Feel free to download your manual for help.
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