What was found
HEADING FAIL INDICATED ON LEFT SIDE PFD AND MFD WHILE IN CRUISE FLIGHT AT FL 400. WITH REV MODE SELECTED, INDICATION NORMAL. R & R NR 1 AHRS UNIT. C/W COMPASS SWING. OPS CHECKS GOOD IAW MM 34-21-01.
- Difficulty date
- July 5, 2010
- Submitted
- July 7, 2010
- Operation
- Air carrier
- Aircraft
- N647QS
- Make and model
- Cessna 560XL
- Aircraft serial
- 5605547
- Aircraft time
- 4,945 hours, 3,826 cycles
- System (JASC)
- 3425 · Integrated Flight System
- Part
- Ahrs
- Part number
- 1421851100
- Part serial
- 1237
- Condition
- Malfunctioned
- Location
- Cockpit
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.