Service difficulty report · Overheat Loop · Boeing 737823

Difficulty date
March 18, 2026
Submitted
March 25, 2026
Operation
Air carrier
Aircraft
N971NN
Make and model
Boeing 737823
Aircraft serial
31217
Aircraft time
31,932 hours, 13,679 cycles
Part
Overheat Loop
Part number
BAC27DEL1234
Condition
Faulty
Location
Zone 100
Stage of operation
CR
How discovered
O
Nature of condition
M, J
Precautionary procedure
A

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

What was found

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS NOT DECLARED DUE TO: WING BODY OVERHEAT LIGHT ILLUMINATED IN FLIGHT. AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT DFW. **SUPPLEMENTAL REPORT FOR (AALA202603197925) SUBMITTED 03/19/2026 BY DFW: REMOVED AND REPLACED M1763 DETECTOR ASSEMBLY. PER AMM 26-18-02. OPS CHECK GOOD**(CLOSED).