N971BC
Registered owner: BANK OF UTAH TRUSTEE, UT (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
DURING CLIMB, CREW ENCOUNTERED RIME ICE AND ACTIVATED THE ENGINE ANTI-ICE, WING BOOTS, AND WINDOW HEAT. CREW HEARD A LOUD POP AND DISCOVERED THE RH WINDSHIELD HAD CRACKED. CREW TURNED OFF WINDOW HEAT AND RAN THE QRH. CREW CONTACTED THE TOWER AND DIVERTED TO MYNN. AIRCRAFT LANDED SAFELY IN MYNN. MAINTENANCE TEAM WAS DISPATCHED TO REPLACE THE CRACKED WINDSHIELD.
ON DEPARTURE, AT 200 TO 400 FT THE CREW NOTICED ON THE MASTER WARNING PANEL, ENG OIL, OIL PRESS AND THE LH ENGINE OVER TEMP (RED LIGHT ) ON. THEY ALSO NOTICED FLUCTUATION ON LH ENGINE OF TORQUE AND ENGINE TEMP. THEY REDUCE POWER AND THE ENGINE STABILIZED AT 30%. AN EMERGENCY WAS DECLARED, AND THEY LANDED SAFELY. INITIAL INVESTIGATION FOUND THAT THE HP BLEED CLAMP HAD FAILED ON THE LH ENGINE. THE NUT WAS NOT ON THE CLAMP. THE THREADS APPEAR TO BE UNDAMAGED ON THE CLAMP. THE NUT WAS NOT FOUND FOR INSPECTION.
ON CLIMB OUT SEGMENT OF FLIGHT PASSING 13000' R/H ENGINE ITT BECAME ERRATIC AND UNSTABLE WHILE ALL OTHER PARAMETERS REMAIN THE SAME. C/W QRH E3-4, A8-10, A8-LL. PERFORMED BOROSCOPE INSPSPECTION CT7-TP9 INSP 003, 004, 005. NO VISUAL DAMAGEFOUND PERFORMED ITT INDICATION CHECK IAW SAAB 340,77-20-00-05 PROCEDURE 1. FOUND RH INDICATOR HAVINGA DIFFERENCE OF40C AT THE TEST BOX SETTINGS. REQUIRES FURTHER T/S. REMOVED AND REPLACED WIRE HARNESS FOR (INDICATION) IAW SAAB 340B POWER PLANT BUILT UP MANUAL, OPS CHECKED SATISFACORY, REQUIRES FURTHER AIRWORTHINESS RELEASE, SEE SERVICE TAGS FOR P/N'S OFF AND ON. PERFORMED OPS CHECK POWER RUNS ON RH ENGINE. OPS CHECKED GOOD AT THIS TIME IAW 72-00-00 AND71-00-00 OF THE EM.