SDR 2021F00104

Service difficulty report · Overheat Sensor · Boeing 737209

Difficulty date
May 4, 2021
Submitted
May 5, 2021
Operation
Air carrier
Aircraft
N809TA
Make and model
Boeing 737209
Aircraft serial
23796
Aircraft time
37,244 hours, 52,996 cycles
Part
Overheat Sensor
Part number
35604400
Part serial
NSN
Condition
Dirty
Location
Mlg Ww
Stage of operation
DE
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

IN FLIGHT, CREW HAD WHEEL WELL OVERHEAT LIGHT AS WELL AS MASTER FIRE WARNING LIGHTS ILLUMINATE. LIGHTS EXTINGUISHED WHEN LANDING GEAR WAS EXTENDED. UPON LANDING, MAINTENANCE INSPECTION DETERMINED OVERHEAT SENSING LOOP CONNECTION WAS DIRTY, CLEANED AND PERFORMED OPERATIONAL CHECK PER AMM- 26-17-00. SYSTEM CHECKED NORMAL. NO FURTHER DEFECTS REPORT AFTER SUBSEQUENT FLIGHTS.