What was found
WHILE PREFORMING TASK CARD 78273000, FOUND FAULT 77-20861 "THE BOTTOM LEFT EGT SIGNAL (T495S3) IS OUT OF RANGE." ON ENGINE 1. FAULT IS AN ECONOMIC FAULT. GROUNDED - YES. ON DEFERRAL.
- Difficulty date
- August 28, 2023
- Submitted
- September 1, 2023
- Operation
- Air carrier
- Aircraft
- N403AS
- Make and model
- Boeing 737900ER
- Aircraft serial
- 41730
- Aircraft time
- 40,330 hours, 12,848 cycles
- System (JASC)
- 7700 · Engine Indicating System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.