Service difficulty report · Warning Horn · Doug MD11F

Difficulty date
December 28, 2011
Submitted
January 4, 2012
Operation
Air carrier
Aircraft
N608FE
Make and model
Doug MD11F
Aircraft serial
48548
Aircraft time
64,409 hours, 14,709 cycles
Part
Warning Horn
Condition
False Activation
Location
Mlg
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

ON DEPARTURE, AFTER FLAP RETRACTED, RECEIVED A MLG AURAL WARNING. RETRACTED SLATS & WARNING CONTINUED. CHECKED CONFIGURATION PAGE & ALL INDICATIONS OF SLATS/FLAPS & GEAR NORMAL. NO GEAR LIGHTS DISPLAYED. CYCLED GEAR & WARNING CONTINUED. CYCLED FLAPS TO 28 & AS SOON AS SLATS EXTENDED, AURAL WARNING STOPPED. CONTINUED TO FLAPS 28, FLAPS & SLATS UP & NO PROBLEMS AFTER. CONTINUED TO DESTINATION, NO FURTHER PROBLEMS. PERFORMED AFS LANDING GEAR /GROUND PROXIMITY UNIT RTS FROM FCC-1 & FCC-2 IAW AMM 32-45-03-5-0. RTS PASSED. PERFORMED FLAP LIMIT ACTUATOR & FLAP SYS RTS FROM FCC-1 & FCC-2 REF AMM 22-00-00-5-0. RTS PASSED. NO CURRENT FAULTS NOTED, AND NO FAULTS IN FLIGHT LEG HISTORY NOTED IN CFDS FCC-1 OR FCC-2. NO FAULTS NOTED DURING OPERATION OF FLAPS REF AMM. NO HISTORY OF THIS DISCREPANCY LAST 99 DAYS. OK TO CONTINUE.

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