Service difficulty report · Wire Harness · Boeing 737890

Difficulty date
November 6, 2022
Submitted
November 8, 2022
Operation
Air carrier
Aircraft
N558AS
Make and model
Boeing 737890
Aircraft serial
35177
Aircraft time
58,763 hours, 17,226 cycles
Part
Wire Harness
Part number
3250274040
Condition
Broken
Location
Eng Fire Loop
Stage of operation
NR
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

FIRE TEST ENG 1 B SIDE FAULT DURING TEST. GROUNDED - YES. REMOVED AND REPLACED MW0316 FAN FIRE DETECTION HARNESS REF B737-800 AMM 26-11-02/401.