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Operations
Setting the Altimeter (Barometric Pressure)
Each time the system is powered up, the barometric pressure is
automatically set to standard pressure, 29.92" (or 1013 mb). This
procedure is used to enter the current altimeter setting (barometric
pressure).
These pages are not available if an ARINC 429
Air/Data sensor is installed in the system.
Action
1.
NAV
2.
SEL
3.
ENT
Note
Explanation
In NAV mode, turn the Large knob to
display the Altitude Assist page.
NAV
Pressing SEL activates editing, and the
current barometric pressure setting
flashes.
NAV
Turn the Small knob to adjust the
barometric pressure. Press ENT to
enter the setting.
NAV
Nav Mode Procedures
89
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