SDR DALA2020021001053

Service difficulty report · Starter · Boeing 777232LR

Difficulty date: February 10, 2020
Submitted: February 10, 2020
Operation: Air carrier
Aircraft: N709DN
Make and model: Boeing 777232LR
Aircraft serial: 40559
Aircraft time: 49,070 hours, 4,451 cycles
System (JASC): 8011 · Engine Starter
Part: Starter
Condition: Leaking
Location: Lt Engine
Stage of operation: IN
How discovered: O
Nature of condition: K
Precautionary procedure: A

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

What was found

A/C 7109 FLT 9953 NRT-MSP IS DIVERTING TO ANC DUE TO LT ENGINE OIL QTY IS DROPPING. THIS A POSITION FERRY FROM HEAVY CHECK. FLIGHT CREW ONLY ONBOARD. NO EMERGENCY DECLARED. SENDING SEA TO INVESTIGATE. CORRECTIVE ACTION: REMOVED AFT CENTERBODY & CENTER VENT TUBE TO INSPECT FOR COKING. NO NEW LEAKS FOUND. FOUND #1 ENGINE STARTER COATED WITH FRESH OIL. R/R'D #1 ENGINE STARTER PER B777 AMM 80-11. HIGH POWER LEAK CHECK PERFORMED PER B777 AMM 71-00/H01. NO LEAKS NOTED.