Wrong again.
UNITED AIRLINES again.
Operation and maintenance are the AIRLINE’S responsibility, not that of the manufacturer.
Oh ... guess what United has in charge of O&M.
A female.
And what do you suppose her expertise is?
That’s right ... accounting. She’s a bloody CPA, not an engineer.
If you look in the right place, you’ll see the real problem.
Excellent point. Needs to be repeated more often in this case.