What was found
AT IDLE DESCENT WITH HIGH PRESSURE VALVES OPEN, A NOXIOUS OILY ODOR. REPLACE THE NR 1 ENGINE IAW MM 71-00-02.
- Difficulty date
- January 12, 2018
- Submitted
- January 13, 2018
- Operation
- Air carrier
- Aircraft
- N772UA
- Make and model
- Boeing 777222
- Aircraft serial
- 26930
- Aircraft time
- 87,664 hours, 15,763 cycles
- Engine
- Pwa PW4077
- Engine time
- 72,920 hours, 13,381 cycles
- System (JASC)
- 7200 · Engine (Turbine/Turboprop)
- Part
- Engine
- Condition
- Odor
- Location
- Nr 1
- Stage of operation
- DE
- How discovered
- O
- Nature of condition
- B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.