What was found
NR 1 ENGINE IDG OIL COOLER FUEL OUT LINE DAMAGE. GROUNDED - YES. REMOVED AND REPLACED NR 1 ENGINE IDG OIL COOLER FUEL OUT LINE PER AMM 73-11-06 REQUIRES TEST 3A LEAK CHECK. LEAK CHECK GOOD.
- Difficulty date
- May 13, 2019
- Submitted
- May 15, 2019
- Operation
- Air carrier
- Aircraft
- N448AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 36356
- Aircraft time
- 12,442 hours, 4,105 cycles
- System (JASC)
- 7311 · Engine Fuel/Oil Cooler
- Part
- Line
- Part number
- 3400162510
- Condition
- Damaged
- Location
- Nr 1 Engine
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.