SDR WRNA201200004

Service difficulty report · Antenna · Doug MD11F

Difficulty date: April 26, 2012
Submitted: April 27, 2012
Operation: Air carrier
Aircraft: N953AR
Make and model: Doug MD11F
Aircraft serial: 48520
Aircraft time: 58,355 hours, 14,984 cycles
System (JASC): 3442 · Weather Radar System
Part: Antenna
Part number: 6225136001
Part serial: 2588
Condition: Unserviceable
Location: Weather Radar
Stage of operation: CR
How discovered: O
Nature of condition: O
Precautionary procedure: J, A

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

What was found

DURING CRUISE, NR 1 WEATHER RADAR FAILED, SELECTED NR 2 WEATHER RADAR AND FAILED. RETURNED TO AIRFIELD. APPROX, 53K KILO'S OF FUEL DUMPED. LANDING NORMAL. MX FOUND WEATHER RADAR ANTENNA FAULTY. REPLACED ANTENNA IAW 34-41-00, OP'S CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE.

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