Service difficulty report · Hydraulic Line · Airbus A319131

Difficulty date
June 19, 2025
Submitted
June 23, 2025
Operation
Air carrier
Aircraft
N819UA
Make and model
Airbus A319131
Aircraft serial
893
Aircraft time
79,980 hours, 34,978 cycles
Part
Hydraulic Line
Condition
Leaking
Location
Hyd Pump
Part time
6,587 hours, 3,232 cycles
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

GREEN RSVR PRESS LOLOOS OF GREEN SYSTEM. HYDRALIC LEAK FOUND ON HYDRALIC LINE FROM T/R SHUTOFF VALVE TO T UNION IN PYLON IPC 29-11-06-02L ITEM 260 SDR FLAGGED CONFIRMED HYDRALIC LEAK ON HYDRALIC LINE FROM T/R SHUTOFF VALVE TO T UNION IN PYLON IPC 29-11-06-02L ITEM 260. BOLT (130) FOUND DAMAGED AND CAUSED LINE TO BECOME DAMAGED IN MULTIPLE AREAS. REMOVED HYD LINE. NEW LINE READY FOR INSTALL. RAR ENG #1 PIPE PN D2901010201200 AND BOLT PN NAS6704U12 IAW AMM 29-11-49 AND IPC 29-11-06-02L. LEAK AND OPS CHK REQUIRED. OPS AND LEAKED CHKED ENG #1 PIPE PN.D2901010201200 AND HYD EDP IAW AMM 29-11-51 AND 29-11-49. NO LEAKS AND NO FAULTS FOUND DEBRI IN ENG #1 HYD EDP CASE DRAIN FILTER. PERFORMED ALTERNATE PROCEDURES OF FLUSHING OF THE GREEN HYD SYS OF THE EDP IAW AMM 12-36-29-170-001-A UP TO STEP 4.D.(3)(C). ENG RUN STILL REQUIRED. ACCOMPLISHED #1 ENG RUN. CHECKED DELTA P OF HP AND CASE DRAIN FILTERS DELTA P NOT EXTENDED ALSO COMPLETED FLUID SAMPLE REF AMM 12-36-29-170-001-A FROM STEP D (4) TO COMPLETION.

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