What was found
NR 1 ENGINE FMC CDU ENGINE FAULT, "ECONOMIC FAULT " MESSAGE NR, 77-10841 THE TOP RT EGT SIGNAL, T495S1, IS OUT OF RANGE. FLT 1.2.3. ACFT GROUNDED.
- Difficulty date
- June 10, 2015
- Submitted
- June 15, 2015
- Operation
- Air carrier
- Aircraft
- N472AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 60580
- Aircraft time
- 479 hours, 175 cycles
- System (JASC)
- 7720 · Engine Temperature Indicating System
- Part
- Warning Message
- Condition
- Activated
- Location
- Nr 1 Fmc Cdu
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.