Lower oven on Maytag Gemini is not heating. Both bake & broiler not heating up.
Here are your parts
Parts for MER6770 - AppliancePartsPros.com
As you can see you are missing several letters at the end of the model number. Choose the correct unit in the Matching Model Number section.
Does the oven stay in pre-heat or does it show that it is ready.
If it stays in preheat then odds are that the control board is toast.