SDR IPXA12674933

Service difficulty report · Adi · Boeing 76734AF

Difficulty date: August 18, 2012
Submitted: August 20, 2012
Operation: Air carrier
Aircraft: N325UP
Make and model: Boeing 76734AF
Aircraft serial: 27751
Engine: Ge CF680C2B6F
System (JASC): 3421 · Attitude Gyro and Indicating System
Part: Adi
Part number: 6227998003
Part serial: 793
Condition: Inoperative
Location: Cockpit
Stage of operation: CL
How discovered: O
Nature of condition: B
Precautionary procedure: A

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

What was found

AIR TURN BACK DUE TO CAPTAIN`S ADI INOPERATIVE, POPPING AND CRACKLING HEARD, AND AN ELECTRICAL ODOR FOR BRIEF PERIOD. WHEN BLOCK IN, FOUND CAPT ADI CIRCUIT BREAKER TRIPPED, TROUBLE SHOT IAW FIM 34-12, TASK 818. FOUND CAPTAIN`S ADI BAD. R & R AND TESTED OK IAW AMM 34-22-03-401.

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