GARMIN
Ltd. or its subsidiaries
cIa
Garmin International
1200 E. 151" Street, Olathe,
KS 66062 USA
ROTORCRAFT
FLIGHT
MANUAL
SUPPLEMENT
GARMIN
400W SERIES GPS-WAAS
NA VIGATION
SYSTEM
Bell 206B
Section
2, EMERGENCY
PROCEDURES
2.1
Emergency Procedures
No change.
2.2
Abnormal Procedures
a)
If the
Garmin 400W Series unit GPS navigation information is not available, or is
invalid, utilize other remaining operational navigation equipment installed in the
aircraft as appropriate.
If the
400W
Series unit loses GPS position and reverts to Dead
Reckoning
mode (indicated
by
the annunciation
of"OR
n
in the lower
left
of the
display), the moving map will continue to be displayed. Rotorcraft position will be
based upon the last valid GPS position and estimated by Dead Reckoning methods.
Changes in airspeed or winds aloft can affect the estimated position substantially.
Dead Reckoning is only available in Enroute and Oceanic mode; Terminal and
Approach
modes do not support DR.
b)
If a "Loss of Integrity"
(INTEG)
message
is displayed
during:
Enrouterrerminal: continue to navigate using GPS equipment and periodically
cross-check the GPS guidance to other approved means of navigation.
c)
When a Terrain or Obstacle Awareness CAUTION occurs, verifY the aircraft flight
path and correct it, ifrequired.
d) When a Terrain or Obstacle Awareness WARNING occurs, immediately initiate a
maneuver that will provide maximum terrain or obstacle clearance, until all alerts
cease.
FAA APPROVED
190-01226-06
Rev. I
Page 8 of 14
DATE: __
~S~EP272010
