SDR 2011F00149

Service difficulty report · Probe · Stbros SD360

Difficulty date
June 14, 2011
Submitted
June 18, 2011
Operation
Air carrier
Aircraft
N729PC
Make and model
Stbros SD360
Aircraft serial
SH3729
Aircraft time
25,609 hours, 36,524 cycles
Engine
Pwa PT6A67R
Engine time
14,863 hours
Propeller
Hartzl HCA6A3A
Part
Probe
Part number
311613201
Condition
Failed
Location
Zone 500
Part time
16,861 hours
Stage of operation
CR
How discovered
O
Nature of condition
N
Precautionary procedure
E

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

What was found

LT ENGINE ITT SPIKED TO 1150 THEY REDUCED POWER TO FLIGHT IDLE AND ITT REMAINED AT 830 DEG CENT. SHUTDOWN ENGINE AND CONTINUED TO DESTINATION, LANDED WITHOUT INCIDENT. INVESTIGATION, SPLIT ENG AND DID A HOT SECTION INSPECTION AND FOUND NO DEFECTS. TESTED THE T-5 PROBES AND FOUND 7 EA BAD. REPLACED ALL 10 PROBES AS PRECAUTION AND REPLACED THE FUEL NOZZLES AS A PRECAUTION. OPS CHECKS OK ON ENGINE RUN.