P/N 23020-002 3-5
Cirrus SR20 and SR22 Flight Operations Manual
Section 3 Standard Operating Procedures
Procedure (Flow Pattern)
1. Cabin
a. Required Documents.................................................On Board
Ensure Airworthiness Certificate is visible to occupants,
Registration Certificate, Pilot's Operating Handbook and
Aircraft Weight and Balance are on board the aircraft.
b. Avionics Power Switch....................................................... OFF
c. Bat 2 Master Switch ............................................................ON
d. PFD ...........................................................................Verify ON
Verify on and alignment process beginning.
e. Avionics Cooling Fan .................................................... Audible
Listen for cooling fan operation.
f. Essential Bus Voltage............................................. 23-25 Volts
Verify with voltmeter located on the left hand side of the PFD.
SR22 OP02 2659
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June 2008