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APU Study VI

APU Study- Warngins/Cautions/Notes -- Restoration

Step 3 through 16 must be performed WHAT to prevent overheat of electronic equipment? QUICKLY
Ensure people and equipment are WHAT of moving surfaces prior to applying hydraulic power Clear
Do not apply WHAT to control stick as it must return to center position as hydraulic pressure equalizes EXTREME FORCE
To prevent damage to Aircraft flight control components pilot or copilot control stick must be held until WHAT? Step 17
To prevent exhaust turbine bearing damage after decoupling ADGs allow a minimum of WHAT cool down period prior to shutting down APUS 30 Seconds
IDG oil level must be checked WHAT? after shutdown to get an accurate reading 15-45 minutes
To prevent possible WHAT to APU exhaust turbine bearing electrical, switches, wiring, and other components, allow a minimum of five minutes cool down before close OWF and APU exhaust doors Heat Damage
To prevent possible WHAT? to engines reinstall all engine inlet covers (If applicable) After WHAT and WHAT shutdown is complete -FOD damage -Engine & Auxiliary Power Unit (APU)