Service difficulty report · Pump · Airbus A330941

Difficulty date
December 27, 2022
Submitted
December 28, 2022
Operation
Air carrier
Aircraft
N403DX
Make and model
Airbus A330941
Aircraft serial
1931
Aircraft time
12,965 hours, 1,520 cycles
Engine
Rroyce TRENT700072
Engine time
7,057 hours, 868 cycles
Part
Pump
Condition
Leaking
Location
Hyd System
Stage of operation
CR
How discovered
O
Nature of condition
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

LOSS OF GREEN HYDRAULIC SYSTEM REQUIRING ALTERNATE GEAR EXTENSION. FOUND NR 1 ENG EDP LEAKING. REPLACED EDP. REPLACED NR 1 ENG G HYD CASE DRAIN, LP AND HP FILTERS. REPLACED NR 2 ENG HYD PUMP. REPLACED GREEN AUX PUMP. FLUSHED SYS. R & R WATER SEPARATOR AIR FILTER AND FLUID SEPARATOR ELEMENTS.

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