SDR 2021F00375

Service difficulty report · None · Boeing 737800*

Difficulty date: October 27, 2021
Submitted: December 8, 2021
Operation: General aviation
Make and model: Boeing 737800*
Aircraft serial: 35121
Aircraft time: 54,250 hours, 20,933 cycles
System (JASC): 5300 · Fuselage Structure (General)
Part: None
Part number: 3051157090
Part serial: 2949316B
Condition: Leaking
Location: Zone 400
Stage of operation: IN
How discovered: V
Nature of condition: K
Precautionary procedure: K

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

What was found

RIGHT ENGINE IDG PAD DRAIN WITH OIL LEAK. DURING TRANSIT CHECK, IT WAS A DETECTED AN OIL LEAK ON RIGHT ENGINE. MAINTENANCE PERSONNEL PERFORMED A REVISION AT RIGHT ENGINE, DETECTING AN OIL LEAK ON IDG PAD DRAIN OF 20 DROPS PER MINUTE; SO THE SEALOL SEAL ASSEMBLY WAS REPLACED IAW AMM 72-63-00, TESTED CORRECT.

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