SDR 0602859925

Service difficulty report · Line · Doug DC932

Difficulty date
December 31, 2006
Submitted
January 3, 2007
Operation
Air carrier
Aircraft
N925US
Make and model
Doug DC932
Aircraft serial
47472
Aircraft time
79,532 hours, 79,267 cycles
Part
Line
Condition
Leaking
Location
Hydraulic Sys
Stage of operation
AP
How discovered
O
Nature of condition
K
Precautionary procedure
O

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

What was found

ON SHORT FINAL APPROACHING CLE, THE CREW RECEIVED A FLICKERING "RUDDER CONTROL MANUAL" WARNING INDICATION WHICH WENT TO STEADY ON AFTER TOUCHDOWN. THE AIRCRAFT ALSO EXPERIENCED A COMPLETE LOSS OF HYDRAULIC FLUID AND PRESSURE IN THE RIGHT SYSTEM. COM PROCEDURES WERE COMPLIED WITH AND THE AIRCRAFT STOPPED ON THE TAXIWAY AND WAS SUBSEQUENTLY TOWED TO THE GATE. MAINTENANCE FOUND AND REPLACED A LEAKING PRESSURE LINE COMING FROM THE AUXILIARY HYDRAULIC PUMP. THE LINE WAS REPLACED BY A TEMPORARY LINE AND IS CURRENTLY DEFERRED. THE RIGHT SYSTEM ENGINE DRIVEN PUMP AND FILTERS WERE ALSO REPLACED. LEAK CHECKS WERE ALL GOOD AND THE AIRCRAFT HAS RETURNED TO SERVICE.

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