Service difficulty report · Wire Harness · Boeing 737890

Difficulty date
January 1, 2021
Submitted
January 5, 2021
Operation
Air carrier
Aircraft
N519AS
Make and model
Boeing 737890
Aircraft serial
36482
Aircraft time
43,751 hours, 12,915 cycles
Part
Wire Harness
Part number
3250275060
Condition
Broken
Location
Nr 1 Fire Loop
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

TECH SERVICE REQUEST. FOLLOW UP TO RECENT REPORT OF NR 1 ENGINE A FIRE LOOP INOPERABLE, REF LOG PG 60007994. GROUNDED-YES. PER B737-800 FIM 26-10 TASK 805. INITIAL EVALUATION. ENGINE FIRE DET OPERATIONS TEST PASS. FIRE DET MODULE BITE TEST PASS. ACCOMPLISHED DVI OF NR 1 ENGINE CORE FIRE HARNESSES. FOUND TERMINAL LUG ON HARNESS MW0325, ENGINE CORE RIGHT, A TERMINAL, HOLDING ON BY ONLY A COUPLE WIRE STRANDS. HARNESS IS P/N 325-027-506-0. REPAIRED TERMINAL LUG, IAW B737-800 AMM 26-11-02-960-802. ENGINE FIRE DET OPERATIONS TEST PASS. FIRE DET MODULE BITE TEST PASS. GROUND VERIFICATION SUCCESSFUL.