Service difficulty report · Overheat Sensor · Swrngn SA227AC

Difficulty date
November 26, 2008
Submitted
December 3, 2008
Operation
Air carrier
Aircraft
N158MC
Make and model
Swrngn SA227AC
Aircraft serial
AC726B
Aircraft time
28,707 hours, 39,610 cycles
Part
Overheat Sensor
Part number
434422122
Condition
False Activation
Location
Rt Wing
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

WHILE ON CLIMB OUT, THE PILOT NOTICED THAT THE RT WING OVERHEAT LIGHT ILLUMINATED. THE RT GENERATOR WAS SHUT DOWN, BLEED AIR TURNED OFF AND THE LANDING GEAR EXTENDED. AFTER 3 MINUTES THE LIGHT WAS STILL ILLUMINATED AND PROCEDURES CALL OUT FOR ENGINE SHUT DOWN. SHORTLY AFTER ENGINE SHUT DOWN THE LIGHT EXTINGUISHED. THE PILOT INFORMED THE TOWER OF HIS SITUATION AND WAS CLEARED TO RETURN TO THE AIRPORT WHERE HE MADE AN UNEVENTFUL LANDING. UPON INVESTIGATION, NO EVIDENCE OF FIRE OR OVERHEATING COULD BE FOUND IN THE WING AND GEAR WELL AREAS. A NEW DUCT SENSOR WAS INSTALLED AS A PRECAUTION.