AHRS Failure 1 / 2
Symptoms: Autopilot is disconnected.
- On PFD(s) comparator window:
HDG and/or PIT and/or ROL annunciation(s),
- On PFD(s) reversionary sensor window:
BOTH ON AHRS1 or BOTH ON AHRS2 annunciation.
Lost systems:
- AHRS1 or AHRS2,
- Autopilot (AP).
Systems still operative:
- Flight Director (FD), when engaged again,
- Autothrottle remains engaged or may be engaged.
Actions:
Autopilot is not operative.
1
- AHRS1 and/or AHRS2 breaker ............................................... Check pushed
If
BOTH ON AHRS1 or BOTH ON AHRS2 annunciation is associated to HDG
and/or PIT and/or ROL annunciation(s):
2 - Fly the airplane manually.
If pilot wishes:
3 - FD
default mode .............................................................. Engage
PIT and ROL
4 - FD specific modes ........................................ Engaged as desired
HDG, NAV, ALT, etc
5 - Fly the airplane manually to follow Command Bars.
End of procedure ■
Continue ►
Pilot's Information Manual
Section 3A
Abnormal Procedures
PIM TBM 960 - Edition 0
Rev. 00
Page 3A.12.13
PIM - DO NOT USE FOR FLIGHT OPERATIONS
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