LIMITATIONS
AIRPLANE
FLIGHT
MANUAL
(Continued from the previous page)
MAGNETIC
CUT-OUT
REGIONS
LATITUDE LONGITUDE
Between 60°S and
82°S
Between 120°E and
160°E
South
South of 82°S Between 0° and 180°W/E
NOTE: Whenever operating within North or South magnetic polar cut-
out regions, current airplane heading must be referenced to
true heading, if not already selected. Otherwise, the Heading
Failure Indication flag will be displayed.
- Maximum latitude for stationary alignment:..............78.25° Northern
and Southern
-
IRS stationary alignment will complete only after a valid airplane
present
position (latitude and longitude) is received either from the
FMS (pilot entry) or automatically from GPS.
- Time to stationary alignment completion:
EM170AOM020009C.DGN
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75
80
0
5
10
15
20
ALIGNMENT LATITUDE − degrees Northern and Southern
ALIGNMENT TIME − minutes
2-56 ANAC APPROVED
Page 2 code 01
REVISION 12
AFM-1385
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