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Friedrich MR09Y3H Ignition Control Board
An ignition control board may control the natural gas, the ignition sequence and other important devices. It has been a very important board that is usually a vital part of the main control board for safety reasons.
What to see if the chief ignition control board needs replacing?
- Every other problem within the system checks out fine
- The on-signal from the primary thermostat never makes it to the main board
- HVAC ignition system refuses to kick in even when the thermostat kicks it on
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If you decide on picking up or ordering any Friedrich MR09Y3H part, do your due diligence and double check the correct model as well as make a visual inspection so that you are positive that the correct replacement ignition control board is the one being purchased. The installing of a new ignition control board can be quite easy assuming you have the time and have the tools to get it done.
Feel free to download your manual for help.
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