PREFLIGHT
Engine Bleed Valves ................................................Pushed IN
APU Bleed Valve .....................................................Pushed IN
Center Isolation Valve .........................................................ON
Left and Right Isolation Valves ...........................................ON
Pack Selectors ......................................................As required
Trim Switch .........................................................................ON
Recirculation Fan Switches ................................................ON
Cabin Temperature Selectors ................................As required
Pressurization Mode Selector ...................AUTO 1 or AUTO 2
(1=even days, 2=odd days)
Pressurization Landing Altitude ..........................................Set
Equipment Cooling Switch .............................................AUTO
STARTING
Pack Selectors .................................................................OFF
Duct pressure ..................................Confirm 25 PSI minimum
After start
Pack Selectors ...............................................................AUTO
Left and Right Isolation Switches .....................................OFF
Cargo Heat Switches ..........................................................ON
IN FLIGHT
Monitor cabin temperatures and adjust as necessary.
Monitor cabin pressurization.
POSTFLIGHT
Left and Right Isolation Switches .......................................ON
Cargo Heat Switches ........................................................OFF
Complete Aircraft shutdown
Pack Selectors .................................................................OFF