Service difficulty report · O-Ring · Boeing 757251

Difficulty date
July 9, 2022
Submitted
July 11, 2022
Operation
Air carrier
Aircraft
N554NW
Make and model
Boeing 757251
Aircraft serial
26501
Aircraft time
56,865 hours, 24,972 cycles
Part
O-Ring
Condition
Leaking
Stage of operation
AP
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

SHIP 5654 - MISC/DE - DUE TO LOSS OF LT SYSTEM HYDRAULIC QUANTITY. CORRECTIVE ACTION: FOUND VALVE RETAINER PLUG ON #5 SPOILER ACTUATOR LEAKING. REPLACED O-RING ON RETAINER PLUG. LEAK CHECK AND OPS CHECK OK. (8599868)