Service difficulty report · Wire Harness · Boeing 737932ER

Difficulty date
August 24, 2024
Submitted
August 26, 2024
Operation
Air carrier
Aircraft
N844DN
Make and model
Boeing 737932ER
Aircraft serial
31955
Aircraft time
28,757 hours, 11,142 cycles
Part
Wire Harness
Condition
Chafed
Location
Fire Loop
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
E

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

What was found

SHIP 3844 -IFSD/DIV- DURING CLIMB, CREW RECEIVED A MOMENTARY RIGHT ENGINE OVERHEAT LIGHT. AT TOP OF CLIMB, ENGINE FIRE LIGHT CAME ON FOR ABOUT 15 SECONDS AND THEN WENT OUT. AFTER DISCUSSION WITH DISPATCH, IT WAS DETERMINED TO DIVERT TO NEAREST SUITABLE AND SHUT THE ENGINE DOWN. CORRECTIVE ACTION: MAINTENANCE PERFORMED ENGINE BOROSCOPE PER B737 AMM 72-05 NO FINDINGS. FOUND FIRE LOOP HARNESS CHAFFING ON OUTBOARD SIDE OF COMPRESSOR SECTION. REPLACED MW0326 HARNESS PER B737 AMM 26-11. OPS AND LEAK CHECK GOOD.