Also if you click on a part’s picture or description a new page will open with more views and often a Q&A section about that part.
See section 02 for the elements.
If both elements went out at the same time then I would check for a bad connection to the elements.
a) best source to order the parts
I like AppliancePartsPros because they sponsor this forum.
Also they get e very high rating as a part’s supplier.