The modern top manual must comply with (Electronic Signatures). Technicians must know how to annotate PDFs of the AMM legally.
Manuel’s fix was a hand-drawn schematic: a single, absurdly simple mechanical stop—a 3-millimeter titanium shim—installed inside the aft fuselage. He had written a note to Boeing. They had replied with a polite letter thanking him for his “vigilance” and stating that his findings were “outside the scope of the current service model.” boeing 737800 technical manual top