Service difficulty report · Wire Harness · Boeing 737990ER

Difficulty date
December 11, 2018
Submitted
December 15, 2018
Operation
Air carrier
Aircraft
N413AS
Make and model
Boeing 737990ER
Aircraft serial
35205
Aircraft time
22,743 hours, 7,426 cycles
Part
Wire Harness
Part number
896002002
Condition
Separated
Location
Fire Detection
Stage of operation
IN
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

#2 FIRE TEST FAILS. GROUNDED - YES. FOUND LEFT CORE "B" LOOP TERMINAL LUG SEPARATED FROM HARNESS. REMOVED & REPLACED MW0326 HARNESS. ALTERNATE DEACTIVATION PROCEDURES REVERSED. OPS CK GOOD. REF B737-900 AMM 26-11-02.