Service difficulty report · Pump · Doug MD11F

Difficulty date
January 21, 2007
Submitted
January 24, 2007
Operation
Air carrier
Aircraft
N283UP
Make and model
Doug MD11F
Aircraft serial
48484
Part
Pump
Condition
Failed
Location
Nr 2 Engine
Stage of operation
UK
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

INSPECTION TYPE:N/A SYSTEM 2 HYD QTY LOSS IN FLIGHT, 50 MINUTES INTO FLIGHT HYD PUMP 2L OFF, 10 MINUTES LATER HYD 2R OFF. QTY 8.2 FOLLOWED BY HYD 2 OFF, 15 MINUTES LATER HYD 2 FIL QTY WAS 0.0. REMOVED AND REPLACED NR 2 ENG LT HYD PUMP PER 29-11-20-4. REQUIRES OPS CHECK. REMOVED AND REPLACED NR 2 ENG R/H HYD PUMP PER 29-11-20. PUMP REQUIRES LEAK AND OPS CHECK. LEAK AND OPS CHECKED PER MM 29-11-20-4-2.

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