Service difficulty report · Coupler · Boeing 777222

Difficulty date
December 19, 2013
Submitted
December 19, 2013
Operation
Air carrier
Aircraft
N225UA
Make and model
Boeing 777222
Aircraft serial
30554
Aircraft time
50,192 hours, 6,047 cycles
Engine
Pwa PW4090
Part
Coupler
Condition
Leaking
Location
Nr 2 Engine
Stage of operation
IN
How discovered
O
Nature of condition
K
Precautionary procedure
O

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

What was found

NR 2 ENG HAS HYD LEAK NEAR HOSE & RACE WAY FITTING AT 1 O'CLOCK POS & EXCESSIVE COKING FROM TOP TO BOTTOM OF ENG & REVERSER. REPLACED HYD RETURN LINE COUPLER & ORING & RETORQUED PRESS LINE UPPER FITTING ON ENG 2 IAW AMM 29-11-06 AND IPC 29-11-51. CLEANED COKING ON RT SIDE OF ENG 2IAW AMM 70-11-12, LEAK CHECKED GOOD.