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It was the bottom power circuit board. After a couple months Masterbuilt sent me a new circuit board which I wasn't expecting. Replaced it and all is well.
All is explained in the post I linked. My heating element won't come on because something is causing my sensor to read 300 degrees. Common sense would say the sensor is faulty but it's possibly the power circuit board.
I have a broken MES130B that I posted about here:
https://www.smokingmeatforums.com/threads/please-help-masterbuilt-digital-electric-smoker-sensor-stuck-at-300-degrees-f.305858/
Masterbuilt customer service said I need to replace the bottom power circuit board which costs $38-75, but none can...
Masterbuilt customer service said I need to replace the bottom circuit board. I found them online for $75. I'm not willing to spend $75 to maybe fix this.
I removed the button sensor and taped the two wires together. It's still reading 300 degrees or getting ERR1 code. Also, all the quick disconnect tabs still look brand new. No corrosion, no dirt, no grease.
It's reading the inside temp as 300 F, so the heating element never turns on because it thinks it's at 300. I have an Inkbird, but it's of no use because my smoker no longer heats up at all. How do I fix the probe sensor that's reading 300?
My Masterbuilt smoker control unit is always displaying 300 degrees. I took the control unit apart to inspect for any dirt or corrosion, but it still looks brand new. I cleaned the area around both the sensors inside and dried it off with hair dryer but that didn't help. I see screws on the...