Instrument Failures and GPS/INS Failures
T-45C TS & ADV BIFP-09; IUT BIFP-05
XIV. TACAN bearing/DME failure 1.8.1.9.4.2
Sg 14, fr 2
INSTRUMENT FAILURES
A. TACAN navigation information not displayed if
* GINA failure
* Standby attitude indicator
TACAN not tuned, no signal received, or
failure
*
MFD failure
* AOA indicator failure
TACAN failure
*
HSI failure
* Radar altimeter failure
*
ADI failure
* VOR failure
*
Turn and slip
* TACAN bearing/DME
indicator failure
failure
1.
Digital TACAN bearing
*
Pitot static
* ILS glideslope failure
malfunctions
*
Airspeed indicator * ILS localizer failure
failure
2.
TACAN range and time to go
*
Barometric
* ILS marker beacon failure
altimeter failure
*
Vertical speed
* Flight with partial panel
indication failure
3.
TACAN symbol
Sg 14, fr 3
4.
Planimetric course line or center of CDI
course line
B. TACAN DME information not displayed if DME
signal not received or TACAN DME failure
1.
Digital TACAN range and time to go
TACAN FAILURE
2.
TACAN symbol
C. Procedure for dealing with a TACAN failure
Sg 14, fr 4
1.
Check that you have navigation control in
your cockpit
2.
Check that TACAN steering is selected
3.
Check for station identification
DME FAILURE
4.
Reset desired channel
5.
Cycle the TACAN control panel to OFF and
back ON
6.
Check with ATC to determine if the TACAN
is in operation, or select another TACAN
station that is known to be operating and
within range
7.
Use VOR (if available) or request radar
vectors
(4-01) Original
Page 9-24
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