Service difficulty report · O-Ring · Airbus A320232

Difficulty date
June 29, 2023
Submitted
June 30, 2023
Operation
Air carrier
Aircraft
N603NK
Make and model
Airbus A320232
Aircraft serial
4321
Aircraft time
47,321 hours, 21,691 cycles
Part
O-Ring
Part number
UNKNOWN
Condition
Leaking
Location
Green Hyd
Stage of operation
UK
How discovered
O
Nature of condition
O
Precautionary procedure
B

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

What was found

HYD GREEN ENG 1PUMP LO PR GREEN SYS LO PR ( GRAVITY GEAR EXTENTION ACCOMPLISHED)-FOUND BAD O-RING (3) ON #1 ENG GREEN HYD. PUMP DELIVERY CHECK VALVE (1050GM). INSTALLED NEW ORING IAW AMM 29-11-36-400-007-A. FOUND LOOSE LINE AT #1 ENG CASE DRAIN CK VALVE ( 1041GM). RETORQUED IAW AMM 29-11-00710-001-A. NO FURTHER LEAKS FOUND DURING OPS CKS. A/C OK FOR SERVICE.

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