Service difficulty report · Wire Harness · Boeing 737924ER

Difficulty date
September 6, 2025
Submitted
October 15, 2025
Operation
Air carrier
Aircraft
N37413
Make and model
Boeing 737924ER
Aircraft serial
31664
Aircraft time
52,048 hours, 18,669 cycles
Part
Wire Harness
Condition
Damaged
Location
Zone 200
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

EEPL HARNESS AT STA. 430 LS HAS A BROKEN PIN LOCK ON THE CONNECTOR AND 2 SECTIONS OF DAMAGED WIRING. REMOVED AND REPLACED CONNECTOR (PN BACC45-FT10-5P), HARNESS ASSEMBLY (BR9635-120-24), CABLE ASSEMBLY (BR9635-30-24) ON EEPL HARN ESS AT STA. 430 LS IAW DWG 40N01810 SH2, PG3, REV ORIGINAL, SWPM 20-90-14, AND SWPM 20-61-00. INSTALLED EEPL HARNESS AT STA 430 LT IAW DWG 40N01810 SH2 REV ORIGINAL. REINSTALLED RETURN AIR GRILL BEHIND MID LAV IAW AMM 21-23-03-400-802. PERFORMED EEPL WIRING OPS CHECK IAW AMM 33-51-00-720-801. OPS CHECK PASSED.