SDR ASAA2013091996014

Service difficulty report · Wire Harness · Boeing 737890

Difficulty date: September 19, 2013
Submitted: September 23, 2013
Operation: Air carrier
Aircraft: N519AS
Make and model: Boeing 737890
Aircraft serial: 36482
Aircraft time: 17,933 hours, 5,331 cycles
System (JASC): 2697 · Fire Protection System Wiring
Part: Wire Harness
Part number: 3250274040
Condition: Damaged
Location: Nr 2 Fire Loop
Stage of operation: IN
How discovered: V
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

DURING T/C N8420001, RT ENGINE EXTERNAL HARNESS GVI, FOUND WIRE DAMAGE FOR UPPER FAN B LOOP, FIRE DETECTOR MW0316, REF WDM 26-11-21. ACFT GROUNDED. REPLACED WIRE HARNESS MW0316 (B LOOP), REF AMM TASK 26-11-021-000-801 AND 26-11-02-400-801. ACCOMPLISHED ENG FIRE DETECTION OPS TEST REF AMM 26-11-00-710-801, TEST PASSED.