Boeing 737-800 Technical Manual -

The FO blinked. "How do you know that?"

"I don't have it memorized—it's not in the QRH memory items," the FO replied. boeing 737-800 technical manual

The technical manual had a chart for that too—not the performance tables from the FCOM, but the actual Boeing certified data for damaged flap deployment. Ellis read the line aloud: "Flaps 15, brake cooling schedule: 2200 feet at MLW. Dry runway. Add 20% for lightning strike uncertainty." The FO blinked

The auto-throttle was dead, both flight control hydraulic systems were bleeding pressure, and the yaw damper had just failed. The 737-800 suddenly felt like a pickup truck on black ice. boeing 737-800 technical manual

Ellis nodded. "Get the big book."