Service difficulty report · O-Ring · Boeing 777222

Difficulty date
June 10, 2024
Submitted
June 11, 2024
Operation
Air carrier
Aircraft
N794UA
Make and model
Boeing 777222
Aircraft serial
26953
Aircraft time
106,739 hours, 14,095 cycles
Part
O-Ring
Part number
7586810
Condition
Damaged
Location
Hyd Pump
Stage of operation
NR
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

HYD LEAK COMING FOR AFT ELECTRIC HYD PUMP IN RT WHEEL WELL. REMOVED WASHER AND REPLACED DAMAGED O-RING IAW AMM 20-10-19-400-801, ACCOMPLISHED LEAK CHECK NO LEAKS NOTED. REMOVED WASHER AND REPLACED DAMAGED O-RING IAW AMM 20-10-19-400-801, ACCOMPLISHED LEAK CHECK NO LEAKS NOTED.