Service difficulty report · Overheat Sys · Boeing 737823

Difficulty date
September 29, 2025
Submitted
October 1, 2025
Operation
Air carrier
Aircraft
N355PU
Make and model
Boeing 737823
Aircraft serial
33348
Aircraft time
22,742 hours, 10,089 cycles
Part
Overheat Sys
Condition
No Test
Location
Zone 100
Stage of operation
IN
How discovered
C
Nature of condition
N, L
Precautionary procedure
K

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

What was found

AIRCRAFT IN BASE MAINTENANCE: WHEEL WELL FIRE OVERHEAT DETECTION BOX FAILED. CLEARED FAULT AND RESET DETECTION MODULE, PERFORMED SELF TEST, TEST COMPLETE NO FAULTS. PER AMM 26-18-01-740-801.