Service difficulty report · Fire Detector · Boeing 7379

Difficulty date
September 7, 2023
Submitted
September 8, 2023
Operation
Air carrier
Aircraft
N967AK
Make and model
Boeing 7379
Aircraft serial
67419
Aircraft time
1,293 hours, 378 cycles
Part
Fire Detector
Part number
91060601
Part serial
920
Condition
Malfunctioned
Location
#1 Engine
Part time
1,298 hours, 379 cycles
Stage of operation
NR
How discovered
V
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

FIRE LOOP TEST INOP. GROUNDED - YES. (RESOLVED ON W/O: 1968029 TASKCARD: N/R-00002 ) REVERSED MX PROCEDURE POSITION SWITCH TO NORMAL, VERIFIED ENG #1 A LOOP TEST FAILED, LOWER A LOOP DETECTOR RESISTANCE TEST FAILED, REPLACED NEW M3061 LOWER DETECTOR AND PERFORMED INSTALLATION TEST PASSED AMM 265-11-01/401, AMM 26-11-00-730-801, WDM 26-11-11.1.2, CLEARS MEL 2611-01, PLACARD REMOVED, SEAMC DAVE NOTIFIED.

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