What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) On climb thru 12,000 feet MSL intermitten cabin warning horn sounded.a/c continued climb at 14,000 feet MSL oxygen lite illuminated and masks dropped. Flight engineer recycled press, controller switch to manual and back to auto. Regained control to outflow valves. A/c returned to Narita.
As the FAA filed it
(-23) ON CLIMB THRU 12,000 FEET MSL INTERMITTEN CABIN WARNING HORN SOUNDED.A/C CONTINUED CLIMB AT 14,000 FEET MSL OXYGEN LITE ILLUMINATED AND MASKS DROPPED. FLIGHT ENGINEER RECYCLED PRESS, CONTROLLER SWITCH TO MANUAL AND BACK TO AUTO. REGAINED CONTROL TO OUTFLOW VALVES. A/C RETURNED TO NARITA.
Other reports on N612US · 5
Matched to the same aircraft by N-number and date.
Incident 19990227017829ITo Init Climb(1st Pwr Reduct) · Seattle, WA(-5) Number four engine was changed at narita, japan on February 27, 1999. The last known opening and closing of #4 engine cowling was accomplished after this engine change. The aircraft made one flight from narita, japan to Seattle, WA without incident.…Incident 19870622036329INormal Cruise · Honolulu, HIAircraft lost all ins guidance system over ocean. Safe landing. Replaced ins nav unit.Incident 19821222067169IClimb · Los Angeles, CA#4 Engine caught on fire. Fire extinguished. Found #3 bearing breather manifold broken.Incident 19790605014329INormal Cruise · Comox, CNEngine fire in flight due to gear box failure. Fire bottle failed due to hose disconnected.Incident 19780323010099IDescent · Tokyo, JALightning strike during descent damaged compass flux valve, antena coupler, and main transfer valve actuator.