SDR FDEA201803290805

Service difficulty report · Transponder · Boeing 7673S2F

Difficulty date: March 29, 2018
Submitted: April 3, 2018
Operation: Air carrier
Aircraft: N103FE
Make and model: Boeing 7673S2F
Aircraft serial: 43544
Aircraft time: 8,766 hours, 3,402 cycles
System (JASC): 3454 · Visual Omnirange (VOR) System
Part: Transponder
Condition: Malfunctioned
Location: Left
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

AT FL320, ATC REPORTED TRANSPONDER INDICATED FL 310 . TRANSPONDER WAS SET TO LEFT AT THE REPORT. CHANGED TRANSPONDER TO RIGHT AND ATC REPORTED IT TO BE CORRECT. TROUBLESHOT IAW FIM 34-53-00 FT 803, FIG 103. PERFORMED A LEFT ATC SYSTEM BITE. TEST PASSED. ACFT OK FOR SERVICE.

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