"Check the power sources," Elias noted. The 787's electrical architecture was its true secret. Unlike traditional planes, it relied on four engine starter/generators two APU starter/generators
, which are critical for maintaining cabin pressure and temperature. Safety-Critical Procedures 787 fcom exclusive
FCOM 4.30.7 (Automatic Landing – Crosswind Limitations Table) "Check the power sources," Elias noted
: Contains operational limitations, normal and non-normal procedures, and performance data required for different flight phases. "Check the power sources
Insights into how the 787 maintains a lower cabin altitude (6,000ft) and higher humidity to reduce jet lag. Summary of the 787 FCOM Advantage
The FCOM is typically organized into sections that provide both high-level procedural guidance and deep-dive technical data: