What was found
AIRCRAFT RETURNED, AHRU NR 1 FAILED. AIRCRAFT WAS DISPATCHED IAW ABNORMAL PROCEDURES MANUAL 10-4. DURING OVERNIGHT SERVICE, MAGNETIC FLOW VALVE WAS REPLACED IAW MM 34-21-06, TEST CORRECT.
- Difficulty date
- June 15, 2004
- Submitted
- June 16, 2004
- Operation
- Air carrier
- Aircraft
- N803ML
- Make and model
- Doug DC987
- Aircraft serial
- 49726
- Aircraft time
- 40,161 hours, 23,347 cycles
- System (JASC)
- 3421 · Attitude Gyro and Indicating System
- Part
- Ahrs
- Part number
- 2587794
- Part serial
- 90109490
- Condition
- Failed
- Location
- Nr 1
- Stage of operation
- CL
- 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.