SDR CA180530010

Service difficulty report · Seal · Boeing 7879

Difficulty date: May 29, 2018
Submitted: August 18, 2020
Operation: General aviation
Make and model: Boeing 7879
Aircraft time: 9,408 hours
Engine: Ge GENX1B54
System (JASC): 8300 · Accessory Gearboxes
Part: Seal
Condition: Failed
Location: Accessory G/B
Stage of operation: CR
How discovered: O
Nature of condition: K, J
Precautionary procedure: A

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

What was found

(CAN) LT ENGINE HAD OIL QUANTITY LOSS ONLY, PAN PAN DECLARED. LANDED WITHOUT INCIDENT. RESOLUTION L2 ACCESSORY GEARBOX SEAL REPLACED, IAW B787-A-G72-64-01-00A-720-A L2 VFSG. REPLACED IAW AMM B787-A-24-21-09-00-720A T/R REACTIVATED, IAW AMM 78-31-00-15G-730. OPERATIONAL TEST C/O, IAW AMM B787 -A-24-21-00-003-32-0A. LEAK CHECK OF L2 VFSG C/O, IAW AMM B787-A-24-11-00-009-364A-A, CHECK SERVICEABLE. (TC# 20180530010)

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