Why am I getting an EAA1 error after 5 minutes of first use?
READ FIRST!
Before trying any of the lengthy suggestions regarding repairs on Masterbuilt electric smokers, consider this. It APPEARS (based on testing, not reverse engineering) that Masterbuilt designed the controller on my unit (140S) to error out below a certain minimum temperature. If you are like me and have your smoker outside (as you should), but in sub freezing temperatures, you too may get this error. Just shoot the short temperature probe (on the back wall of the cabinet) with a hair dryer for a minute or two. Then plug back in for no error (assuming you do not have an actual wiring or probe failure). Just make sure to immediately start it heating before it drops too low again...
If this was by design, shame on Masterbuilt! If this was by error, shame on their engineers! If this behaviour is due to an intermittent problem with my unit, shame on me for not fully testing all possibilities once I found an easy fix...
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