SDR UIEA2013071100363

Service difficulty report · Actuator · Boeing 74747UF

Difficulty date: July 11, 2013
Submitted: July 11, 2013
Operation: Air carrier
Aircraft: N475MC
Make and model: Boeing 74747UF
Aircraft serial: 29252
Aircraft time: 61,765 hours, 11,146 cycles
System (JASC): 3231 · Landing Gear Door Retract Section
Part: Actuator
Part number: 1387T10011
Part serial: 6522
Condition: Inoperative
Location: Mlg
Part time: 58,427 hours, 9,269 cycles
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: J, A

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

What was found

AFTER TAKEOFF, AND GEAR RETRACTION, "GEAR DOOR" EICAS MESSAGE SYNOP INDICATES RT WING DOOR NOT CLOSED. CHECKLIST COMPLIED WITH, NO CHANGE. TROUBLESHOT AND FOUND WING GEAR ALTERNATE EXTENSION SYS ELECTRICAL ACTUATOR OUT OF RIG, R & R ELECTRICAL ACTUATOR, OPS TASK OK IAW AMM 32-36-00/501.

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