Page 5-26 G1000 / GFC 700 System Maintenance Manual - 300/B300 Series King Air
Revision 4 190-00716-01
5.3 300/B300 Specific Alerts
The following alerts are configured specifically for the King Air 300/B300 installation:
ANNUNCIATION ADVISORY Alerts
Message Advisory Solution
TAWS GEAR FAULT – Landing Gear detected in
the DOWN position
• Check the gear down wiring input to the GIAs. Refer to
G1000/GFC 700 Wiring Diagram, listed in Table 1-2.
TAWS FLAP FAULT – Flaps detected in the LDG
position
• Check the flap full down wiring input to the GIAs. Refer
to G1000/GFC 700 Wiring Diagram, listed in Table 1-2.
WOW Invalid
• Ensure that the GIA1 (PRI) and (SEC) and GIA2 circuit
breakers are closed.
• Check weight on wheels switch inputs to GIA1 and GIA2.
Refer to G1000/GFC 700 Wiring Diagram, listed in Table
1-2,
WOW Fault
• Ensure that the GIA1 (PRI) and (SEC) and GIA2 circuit
breakers are closed.
• Check weight on wheels switch inputs to GIA1 and GIA2.
Refer to G1000/GFC 700 Wiring Diagram, listed in Table
1-2.
AVN 1 FAN FAIL – Avionics cooling fan #1 is
inoperative.
• Ensure that the PFD/GIA FAN (LEFT and RIGHT) and
MFD FAN circuit breakers are closed.
• Check cooling fan wiring. Refer to G1000/GFC 700
Wiring Diagram, listed in Table 1-2,
•
Replace cooling fan. Refer to Sections 6.29 and 6.30.
AVN 2 FAN FAIL – Avionics cooling fan #2 is
inoperative.
PFD 1 FAN FAIL – PFD #1 cooling fan is
inoperative.
PFD 2 FAN FAIL – PFD #2 cooling fan is
inoperative.
MFD FAN FAIL – MFD cooling fan is inoperative.
ESP FAIL – ESP is inoperative. Troubleshoot the GFC 700 AFCS. Refer to Section 5.6.
ESP OFF – ESP selected off.
• Check that the MFD AUX-SYSTEM SETUP 2 page
shows “Stability & Protection” status is “ENABLED”.
ESP DEGRADE - ESP IAS mode is inoperative.
• Ensure ADC1 and ADC2 circuit breakers are closed and
units are providing valid airspeed data.
ESP CONFIG – ESP config error. Config service
req’d.
• Ensure that the “ESP Support Option” has been installed
per Section 3.32.
• Ensure that the “Enhanced AFCS unlock card” has been
installed per Section 3.41.
• If the ESP option needs to be removed, reload the
baseline configuration for the specific airframe and all
applicable options as described in Section 3.9.
Reloading the baseline configuration disables all
previously enabled options.
NOTE
From this point forward, all message advisory alerts presented are common to all G1000
systems and are not specific to the King Air 300/B300. Messages are grouped according
to LRU.
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