Service difficulty report · Wire · Boeing 737824

Difficulty date
March 27, 2020
Submitted
March 27, 2020
Operation
Air carrier
Aircraft
N14235
Make and model
Boeing 737824
Aircraft serial
28947
Aircraft time
64,035 hours, 24,050 cycles
Part
Wire
Part number
W55926001R18
Condition
Broken
Location
Overheat Detect
Stage of operation
UK
How discovered
O
Nature of condition
N
Precautionary procedure
A

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

What was found

WING-BODY OVERHEAT LIGHT LIGHT ON THIS IS A REPEAT WRITEUP BITE ON WING BODY OVERHEAT CTL. SHOWED CODE 44, AFT CARGO OVERHEAT ALARM. PERFORMED CONTINUITY CHECK OF CARGO BIN LOOPS WAS BAD PER TABLE 301 FIM TASK 26-18-00 P 301. NEED TO ISOLATE WHICH LOOP IS BAD BETWEEN SECTION 46 TO 48. REF WDM 26-12-11 PG 1 SH 2, FOUND WIRE W5592-6001R-18 BROKEN IN HELL HOLE UNDER APU BLEED DUCT. REPAIRED WITH SPLICE IAW SWPM 20-10-13. OPS CK GOOD PER AMM 26-18-00-710-801.