Service difficulty report · Wire Harness · Boeing 737824

Difficulty date
July 25, 2011
Submitted
July 25, 2011
Operation
Air carrier
Aircraft
N37252
Make and model
Boeing 737824
Aircraft serial
30583
Aircraft time
35,244 hours, 12,685 cycles
Part
Wire Harness
Part number
3250270540
Condition
Broken
Location
Rt Engine
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
E, A

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

What was found

ENG NR 2 OVERHEAT CAME ON ABOUT 400FT AGL. LIGHT CAME ON INTERMITTANTLY FOR ABOUT 8 MINS & THEN WENT STEADY. QRH CHECK LIST RUN. ENG NR 2 WAS SHUT DOWN. RETURNED TO FIELD. WINDMILL 10-12 MINS. T/S PER FIM TASK 26-10-00-810-811, PERFORMED BITE TEST OF ENG/AP U FIRE DET MODULE. NO FAULTS FOUND. FOUND CONNECTION ON RT ENG CORE LOOP BROKEN. REPLACED BOTH LT AND RT CORE WIRE HARNESS ASSY'S MWO325 & MNO326.RAN ENG'S AT VARIOUS POWER SETTING, NO FAULTS, NO LIGHTS CHECKS GOOD.