What was found
DURING APU SHUTDOWN, A LOW OIL PRESSURE LIGHT ILLUMINATED AND STAYED ON. ACFT GROUNDED. OPS CHECKED APU, FOUND NORMAL. NO HISTORY LAST 90 DAYS. VERIFIED OIL FULL. VERIFIED NO CURRENT FAULTS.
- Difficulty date
- November 5, 2017
- Submitted
- November 6, 2017
- Operation
- Air carrier
- Aircraft
- N442AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 43293
- Aircraft time
- 15,706 hours, 5,177 cycles
- System (JASC)
- 4990 · APU Oil System
- Part
- Warning Light
- Condition
- False Activation
- Location
- Apu Oil Pressure
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.