What was found
DISCREPANCY: HIGH EGT DURING CLIMB. POWER REDUCED, EGT REMAINS WITHIN LIMITS. CORRECTIVE ACTION: REMOVED AND REPLACED UPR AND LWR EGT HARNESS IAW B747 AMM 77-21-02. REMOVED AND REPLACED FOUR EGT PROBES IAW B747 AMM 77-21-01.
- Difficulty date
- June 11, 2023
- Submitted
- June 13, 2023
- Operation
- Air carrier
- Aircraft
- N452SN
- Make and model
- Boeing 74748E
- Aircraft serial
- 25452
- Aircraft time
- 121,619 hours, 20,219 cycles
- System (JASC)
- 7700 · Engine Indicating System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- CL
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.