Embraer 175 - Page 353

AIRPLANE
FLIGHT
MANUAL
SUPPLEMENT 4
PRIMUS EPIC - FLIGHT
MANAGEMENT SYSTEM
ANAC APPROVED S4-05
REVISION 15 Code 01 Page 3
Copyright © by Embraer. Refer to cover page for details.
AFM
-
1385
- Due to priority use of GPS by the FMS, IFR Navigation using the
FMS is limited to use with procedures that are referenced to the
WGS-84 or NAD-83 datum, unless other appropriate authorized
procedures are used.
- IFR Navigation using the FMS is prohibited unless the pilot verifies
the currency of the selected navigation database cycle on the NAV
IDENT page.
- IFR Navigation using the FMS is limited to geographic regions
contained within the navigation database that is installed in the
airplane.
- Operation above 72° 30.0' north latitude and below 59° 30.0' south
latitude is prohibited due to unreliable magnetic heading, unless at
least one Inertial Reference System (IRS) is verified operational as a
sensor to the FMS. In this case, the system will automatically switch
to TRUE.
- FMS performance management calculations have not been certified
by the FAA. FMS performance management information is advisory
information only, and may not be used as a basis for fuel load
planning or airplane range predictions.
- Selection of FMS Position Update is prohibited during RNP and
RNAV 10 operations.
- The FMS Disable selection on MCDU Radio Tune NAV page is
prohibited for airplanes Pre-Mod. SB 170-31-0019 (LOAD 19.3).
- The use of the Step Climb function is prohibited.
- The selection of course interception to a conditional waypoint is
prohibited.
- FMS LNAV may command bank angles above the local regulations
limits (i.e. There is no automatic protection for engine out situation).