: These checklists often include memory items (demarcated by a dashed line in the manual) to isolate the affected engine quickly.
: The bulk of the manual details technical procedures for every aircraft system, from hydraulics to electrical failures.
The QRH distinguishes between and "Read-and-Do" procedures. Memory items are critical actions that pilots must perform immediately from memory before consulting the manual. boeing 737-800 qrh quick reference handbook
: This requires immediate action, including donning oxygen masks and initiating an emergency descent to 10,000 feet or the lowest safe altitude.
: Located on the front page, this index provides immediate access to time-critical checklists for serious situations like engine fires or cabin depressurization. : These checklists often include memory items (demarcated
In the high-pressure environment of a flight deck, the serves as the primary tool for managing abnormal and emergency conditions. This manual is designed to provide pilots with immediate, step-by-step instructions to resolve technical issues during flight, ensuring the safety of the aircraft and its passengers. Purpose and Scope of the QRH
: It is the sole reference for managing non-normal conditions for aircraft without integrated alerting systems like EICAS. Memory items are critical actions that pilots must
: Pilots must confirm indications, manage asymmetric thrust, and follow the QRH to decide on a shutdown or continued operation.
: It contains critical inflight performance data, including tables and charts for landing distances and fuel calculations under specific conditions.