Service difficulty report · Unknown · Boeing 74748E

Difficulty date
June 30, 2023
Submitted
July 5, 2023
Operation
Air carrier
Aircraft
N452SN
Make and model
Boeing 74748E
Aircraft serial
25452
Aircraft time
121,669 hours, 20,225 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
CL
How discovered
O
Nature of condition
M
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DISCREPANCY: AIR RETURN DUE TO MULTIPLE FAILURES. #4 ENGINE OVERHEAT ON TAKE-OFF. CORRECTIVE ACTION: PERFORMED INSPECTION FOR OVERHEAT INDICATIONS IAW AMM 72-00-00-286-064-00. REFERENCED AUTO SNAP SHOT, ALL PARAMETERS WITHIN LIMITS. TRANSFERRED ENGINE 4 TO WATCH CARRY OVER 25405, 20 CYCLES DUE.

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