DA 42 AFM
Abnormal Operating
Procedures
Doc. No. 7.01.05-E Rev. 8 15-Dec-2017 Page 4B - 23
(b) Final Approach
If the RAIM UNAVAIL annunciation is displayed while on the final approach segment,
GPS based navigation will continue for up to 5 minutes with approach CDI sensitivity
(0.3 nautical miles). After 5 minutes the system will flag and no longer provide course
guidance with approach sensitivity. Missed approach course guidance may still be available
with 1 nautical mile CDI sensitivity and integrity by executing the missed approach.
END OF CHECKLIST
4B.4.14 AHRS ALIGNING - KEEP WINGS LEVEL
AHRS ALIGN:
Keep Wings
Level
The AHRS (Attitude and Heading Reference System) is
aligning.
Keep wings level using standby attitude indicator.
END OF CHECKLIST