Garmin G1000 Maintenance Manual page 60

Annunciation
Window
OXYGEN PRES Low oxygen outlet pressure.
STARTER Starter relay has power
ENGD applied.
ADVISORY Annunciations:
Annunciation
Window
SPEED BRAKES Speed brakes are extended.
Rudder limiter is engaged.
RUDR LMTR
(350 Only)
Rudder hold is engaged.
RUDR HOLD
(400 Only)
Reminder to turn oxygen
OXYGEN ON
off when on the ground.
Page 4-16
Revision C
Alert Definition
Alert Definition
G1000-Columbia 350/400 System Maintenance Manual
Solution
•
Ensure manual valve is ON.
•
Ensure oxygen outlet pressure is greater than
17.5 psi.
•
Troubleshoot oxygen system according to the
350/400 AMM.
•
This annunciation is normal during the time
that the starter is engaged in cranking the
engine for engine start.
•
If the annunciation fails to illuminate during
engine cranking, verify the wiring between the
Starter Relay and the GEA 71. Refer to latest
revision of the 350/400 electrical manual.
•
A stuck starter will result in a very high
electrical load on the alternator , which can be
verified on the PFD.
•
If the annunciation fails to extinguish after
cranking is finished, turn off the engine
immediately.
•
Troubleshoot according to the 350/400 AMM.
•
Replace GEA 71.
Solution
•
Verify speed brake switch position.
•
Verify wiring between the ALC speed brake in
the avionics bay and the No. 1 or No. 2 GIA
63. Refer to latest revision of the 350/400
electrical manual.
•
Troubleshoot according to the 350/400 AMM.
•
Replace GIA 63.
•
Verify state of rudder limiter system.
•
Check rudder limiter wiring to the GEA 71.
•
Replace GEA 71.
•
Verify state of rudder hold system.
•
Check rudder hold wiring to the GEA 71.
•
Replace GEA 71.
•
Ensure oxygen system is off.
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