Service difficulty report · Pump · Doug MD11F

Difficulty date
September 6, 2021
Submitted
September 14, 2021
Operation
Air carrier
Aircraft
N283UP
Make and model
Doug MD11F
Aircraft serial
48484
Aircraft time
78,282 hours, 17,643 cycles
Part
Pump
Condition
Inoperative
Location
Nr 2 Hyd System
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

AIR TURNBACK, RECEIVED LEVEL 1 HYD 2 OFF ALERT ENG 2 HYD PUMPS INOP AUTO SYSTEM TURNED PUMPS OFF. REPLACED 2R HYD PUMP REF AMM 29-11-20. PERFORMED OPS & LEAK CHECK PER AMM 29-11-20-400-803. NO FAULTS. NO LEAKS NOTED. R/R ESR IAW IPC 29-11-10. R/R #2 ENG LH ENG DRIVEN HYD PUMP PER AMM 29-11-20-400-803. OPS & LEAK CK NORMAL PER IPC 29-11-10-10.

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