Boeing 737-800 Technical Manual May 2026

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.

Ellis reached over and pulled C809— FLAP LOAD LIMIT —a breaker no pilot had ever pulled in training. Then he engaged the alternate flaps switch. Slowly, agonizingly, the 737-800’s trailing edge flaps extended 15 degrees. Not much, but enough. boeing 737-800 technical manual

In the cockpit, the master caution light blazed. Captain Ellis scanned the screens: IRS fault, FLT CONTROL LOW PRESSURE, AUTO THROTTLE DISCONNECT . The first officer, young and sharp but only 300 hours in type, started reading the QRH—the quick reference handbook. The auto-throttle was dead, both flight control hydraulic

"Landing distance?" the FO asked.