What was found
UNIT MAKING NOISE WHEN INSTALLED ON AIRCRAFT. REPLACED WITH SERVICABLE UNIT. 03/11/2004
- Difficulty date
- February 2, 2004
- Submitted
- March 29, 2004
- Operation
- Air carrier
- Aircraft
- N117UP
- Make and model
- Bolkms BK117C1
- Aircraft serial
- 7508
- Aircraft time
- 3,236 hours
- Engine
- Tmeca ARRIEL1
- System (JASC)
- 3420 · Attitude and Direction Data System
- Part
- Gyro
- Part number
- 109290
- Part serial
- 0574
- Condition
- Inoperative
- Location
- Cockpit
- Part time
- 3,236 hours
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.