Service difficulty report · Hydraulic Line · Doug MD9030

Difficulty date
January 31, 2018
Submitted
February 7, 2018
Operation
Air carrier
Aircraft
N963DN
Make and model
Doug MD9030
Aircraft serial
53533
Aircraft time
51,251 hours, 29,522 cycles
Part
Hydraulic Line
Condition
Leaking
Location
Hydraulic Sys
Stage of operation
IN
How discovered
O
Nature of condition
K
Precautionary procedure
K

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

What was found

RIGHT HYDRAULIC QUANTITY LOW, RAN QRH SHOWED NORMAL QUANTITY AFTER CONFIGURING, GOT DOWN TO 5 QUARTS ON LANDING. MAINTENANCE FOUND MAJOR LEAK IN RIGHT ENGINE PYLON, SMALL LEAK ON PTU RIGHT SYSTEM FEED LINE, RETORQUED SAME. FOUND STEADY LEAK DURING DRY MOTOR RIGHT ENGINE ABOVE PNEUMATIC DUCTS FROM MAJOR FEED LINE. REPLACED DAMAGED LINE. LEAK AND OPERATION CHECKS GOOD.

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