SDR UIEA2020083101900

Service difficulty report · Status Message · Boeing 76736N

Difficulty date: August 31, 2020
Submitted: September 14, 2020
Operation: Air carrier
Aircraft: N1093A
Make and model: Boeing 76736N
Aircraft serial: 30111
Aircraft time: 82,218 hours, 11,936 cycles
System (JASC): 2612 · Fire Detection
Part: Status Message
Condition: False Activation
Location: Fire Loop
Stage of operation: CL
How discovered: O
Nature of condition: N, O
Precautionary procedure: O

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

What was found

LT ENG FIRE LOOP 1 STATUS MSG DISPLAYS INTERMITTENTLY, BEGAN DURING CRUISE. TRANSFERRED TO MDDR 133668 PER MEL 26-11-01-01, CAT C, DUE SEPT 10 2020. T/S LT ENG LOOP 1 PER W/D 26-11-11 UPPER AFT WIRE DET T681 WIRE W5324-002R-16 SHORTED TO GND. REPAIRED AND INSTALLED TERMINAL, PER SWPM 20-30-11. PERFORMED LT ENG FIRE DET SYS OPS TEST, OK PER AMM 26-11-00/715. MDDR 133668 CLEARED UP, PLACARD REMOVED.

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