SDR IPXA2020112362709

Service difficulty report · Transponder · Boeing 7478F

Difficulty date: November 22, 2020
Submitted: November 24, 2020
Operation: Air carrier
Aircraft: N618UP
Make and model: Boeing 7478F
Aircraft serial: 64264
Aircraft time: 4,428 hours, 657 cycles
System (JASC): 3457 · Global Positioning System
Part: Transponder
Condition: Inoperative
Location: Gps
Stage of operation: CR
How discovered: O
Nature of condition: O
Precautionary procedure: A

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

What was found

INSPECTION TYPE: N/A ATB. TRANSPONDER RT CAME ON INFLIGHT CRUISE, SHORTLY THEREAFTER TRANSPONDER LT ADVISORY. 34530300R 34530100L. GPS RIGHT ADVISORY ON INFLIGHT CRUISE, IAW IFIM TASK 34-50-00-810-812 AND TASK 34-50-00-810-813. ATC GROUND TEST PERFORMED, IAW AMM TASK 34-53-00-740-801 REV 34.01. NO EICAS MESSAGE SHOWN. INTERMITTENT FAULT. OPERATIONS TEST OF GPS, IAW AMM TASK 34-58-00-715-001 REV 34.01. TEST PASS. A/C OK FOR SERVICE.

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