SDR ASAA2019050129218

Service difficulty report · Terminal · Boeing 737890

Difficulty date: May 1, 2019
Submitted: May 3, 2019
Operation: Air carrier
Aircraft: N585AS
Make and model: Boeing 737890
Aircraft serial: 35683
Aircraft time: 44,535 hours, 13,333 cycles
System (JASC): 2612 · Fire Detection
Part: Terminal
Condition: Dirty
Location: Fire Loop
Stage of operation: NR
How discovered: C
Nature of condition: L
Precautionary procedure: K

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

What was found

NR 2 ENGINE FIRE DETECTOR TEST FAIL. TESTS IN A OR B BUT NOT "NORMAL.". GROUNDED - YES. REF FIM 26-10 TASK 801 PERFORMED FIRE DETECTION BITE TEST IN E/E, BITE TEST PASSED, REF FIM 26-10 TASK 810, CLEARED NR 2 ENG FIRE DETECTION LOOP TERMINALS. PERFORMED ENG/APU FIRE DETECTION TEST, FROM FLIGHT DECK, TEST PASSED.