SDR IPXA2020112362721

Service difficulty report · Gps · Boeing 7478F

Difficulty date: November 23, 2020
Submitted: November 25, 2020
Operation: Air carrier
Aircraft: N618UP
Make and model: Boeing 7478F
Aircraft serial: 64264
Aircraft time: 4,442 hours, 659 cycles
System (JASC): 3457 · Global Positioning System
Part: Gps
Condition: Inoperative
Location: Cockpit
Stage of operation: CR
How discovered: O
Nature of condition: O
Precautionary procedure: O

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

What was found

INSPECTION TYPE: N/A AIR TURNBACK. FOR GPS SYSTEM FAILURES CLN LT GPS ANT CNCTR & TEST, IAW AMM 34-58-00-715-001, REV 34.01, PASS. CLN RT GPS ANT CNCTR & TEST, IAW 34-58-00-715-001 REV 34.01, PASS. MMR L/C/R TEST, IAW AMM 34-31-00-745-250 REV 34.01 CMC TEST PASS AT ALL. ACMS TEST, IAW AMM 31-35-00-700-801 REV 34.01, PASS. ALL SYSTEMS WORK NORMAL AFTER CNCTR CLEAN OF GPS ANT.

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