Understanding Hot Wx
The Fo-100 is just further evidence that Europeans really don't deeply understand hot weather. The list includes A320, BAe-146, Jaguar and Mercedes.
Mexicana leased ten of them from GPA, with the small A/C packs. They became known as flying sardine cans. The SLF cooked until they got to cruise. The cooling air piped behind the panel to the instruments was already at 55C, as it had passed through the avionics bay first. The result was high failure rate of the instruments.
GB