I installed a driver in my MM 222.
If you have the the hand rails installed
Just under the doors,these will have to be
removed to allow the body to lift up.
Once the body is lifted,have a look at the
Where the inner glass/windscreen block is on the cab end.Its a bit tricky,so from what I remember I used a craft knife
to prise the block of cab interior/windscreen over a small tab that
is at the side.
I don't know if this makes sense as some
photos might help you better,but I can't post photos at the moment due to a problem with Forum Runner.
just