Service difficulty report · Engine · Boeing 777222

Difficulty date
April 5, 2007
Submitted
April 10, 2007
Operation
Air carrier
Aircraft
N214UA
Make and model
Boeing 777222
Aircraft serial
30220
Aircraft time
22,991 hours, 5,257 cycles
Engine
Pwa PW4077
Part
Engine
Condition
Overserviced
Location
Nr 1
Stage of operation
NR
How discovered
9
Nature of condition
W, K, J
Precautionary procedure
O

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

What was found

NR 1 ENGINE HIGH OIL CONSUMPTION AND REPORTS OF OIL LEAKS UNDER COWLING IN THE VICINITY OF THE HIGH STAGE BLEED VALVE. [SUP 5-1-07] NO LEAKS DISCOVERED OR EXCESSIVE OIL ON COWLING. ENGINE OVERSERVICED AT GATE AFTER COOLDOWN. OIL CONSUMPTION NORMAL; RETURNED TO ETOPS SERVICE.