Service difficulty report · Line · Boeing 757222

Difficulty date
November 21, 2002
Submitted
December 18, 2002
Operation
Air carrier
Aircraft
N520UA
Make and model
Boeing 757222
Aircraft serial
24890
Aircraft time
41,385 hours, 15,561 cycles
Engine
Pwa PW2037
Part
Line
Part number
271N63111132
Condition
Cracked
Location
Rt Pylon
Stage of operation
LD
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

ON LANDING, LOST RT HYDRAULICS. THE NR 2 ENGINE REVERSER HYDRAULIC PRESSURE TUBE WORE THRU AND LEAKED. CAUSE OF THE TUBING WEAR WAS FROM A DEGRADED CLAMP RUBBER SLEEVE CAUSED BY ENGINE VIBRATION. TUBE WAS REPLACED AND A NEW CLAMP WAS INSTALLED.