SDR IPXA2026061098702

Service difficulty report · Ceiling Panel · Boeing 767300

Difficulty date: June 10, 2026
Submitted: June 10, 2026
Operation: Air carrier
Aircraft: N373UP
Make and model: Boeing 767300
Aircraft serial: 66809
Aircraft time: 11,929 hours, 4,923 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Ceiling Panel
Condition: Failed
Stage of operation: CR
How discovered: O
Nature of condition: P, B
Precautionary procedure: O

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

What was found

INFLIGHT FMCS CDU CB (CB E-29) POPPED AND RIGHT FMS SCREEN WENT BLANK. RESET CDU C/B. DID NOT POP, BUT THOUGHT I COULD SMELL BURNING WIRES. I REOPENED C/B. PILOTS ALSO REPORTED THE SMELL JUST PRIOR TO C/B POPPING INFLIGHT. REMOVED FO CDU PER AMM 34-61-02-000-802. AMM REFERENCED C/B PULLED. CDU ON ORDER.

More about the Boeing 767-300