G1000/GFC 700 Post Installation Checkout Procedure – Hawker / Beechcraft King Air C90
Page 6-5
190-00682-00
Revision 5
6.3
Cooling Fan Failure Annunciations
Step Desired
Result
1.
Pull the following cooling fan circuit
breakers:
PFD/GIA FANS LEFT
PFD/GIA FANS RIGHT
MFD
Verify that the following alert messages are
displayed:
•
AVN FAN 1
•
AVN FAN 2
•
PFD1
FAN
•
PFD2
FAN
•
MFD
FAN
2. Reset all cooling fan circuit breakers.
Verify the above annunciations/alerts extinguish.
6.4
Standby Electrical Power Checks
Step Desired
Result
1. Remove or ensure aircraft power is
removed.
Verify the STANDBY BATTERY annunciator/switch
is not illuminated
2. Select (depress) the STANDBY BATTERY
switch.
Verify the following:
•
STBY Attitude indicator motor is energized as
indicated by the indicator motor and the absence
of flag.
•
STBY altimeter vibrator is active as indicated by
vibrator noise.
•
STBY attitude, STBY Altimeter, and STBY
Airspeed indicators are illuminated dimly.
•
Amber “ON” is annunciated full bright on the
STANDBY BATTERY switch.
•
Visible white portion of the STANDBY BATTERY
switch is illuminated full bright.
3. Activate aircraft power by selecting the
“ON” position of the BATTERY switch.
Ensure the MASTER PANEL LIGHTS
rocker switch in the overhead panel is in
the ON position.
Ensure the STBY INSTR knob is turned to
full bright.
Ensure that the generator busses are tied
by closing the GEN TIES MAN switch.
Verify the following:
•
“ON” annunciation should extinguish
•
“ARM” should be fully illuminated (green).
•
The STBY attitude, STBY Altimeter, and STBY
airspeed instrument lighting reverts to the aircraft
settings.
•
The STBY attitude motor and STBY altimeter
vibrator remain active.
•
Visible white portion of the STANDBY BATTERY
switch remains illuminated full bright.