This is because to fit them, the mechanic must essentially take the whole engine apart.
When this happens, a mechanic takes the elevator to the top and pushes the train down the hill.
The actual mechanics of the operation would take care of themselves.
A mechanic was taking the bus on a test run and was not injured.
"The mechanics took a nasty fall off the maintenance stand."
He prefers to let a competent mechanic take care of these things so that they are done right.
There several mechanics smothered the fire and took him inside, out of the cold.
"Suit yourself," the mechanic said, and took a gulp of coffee.
A mechanic, also serving the mechanical winch, takes place at the rear.
I wasn't supposed to have a key, but the mechanic who used to work here took a liking to me and gave me one.