Service difficulty report · Wire Harness · Boeing 737824

Difficulty date
August 6, 2025
Submitted
August 8, 2025
Operation
Air carrier
Aircraft
N77530
Make and model
Boeing 737824
Aircraft serial
39998
Aircraft time
44,432 hours, 16,111 cycles
Part
Wire Harness
Part number
BR9635120
Condition
Damaged
Location
Zone 200
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

REMOVE ALL EEPL WIRING FROM CABIN AND EVALUATE CONDITION, CONFORMITY AND SECURITY. SUPPORT TASK NSA EMX N/R 00022. DURING EEPL WIRING EVALUATION, FOUND EEPL SECTION FOR SEAT ROWS 23ABC TO 26ABC DAMAGED REQUIRING REPLACEMENT. REMOVED AND REPLACED DAMAGED EEPL SECTION IAW SWPM 20-90-14 AND DWG40N01655 SH-01 REV. -EVALUATED A LL EEPL HARNESSES AND SWD'S FOR SEATS 1AB TO 38ABC AND NO DEFECT S NOTED, EEPL HARNESSES' CONFIGURATIONS CONFORM WITH NAT DWG 40N 01655 SH_01 REV. -. OK TO RE-INSTALL ALL EEPL HARNESSES IN THE RACEWAYS AND AT THE SIDEWALL DISCONNECTS THROUGHOUT THE CABIN. INSTALLED EEPL HARNESSES AND SWD'S FOR SEATS 1AB TO 38ABC IAW NAT DWG 40N01655 SH_01 REV.-. EMERGENCY LIGHTS OPERATIONAL TEST CHECKS GOOD IAW B737-800 AMM 33-51-00,