SDR CA040914001

Service difficulty report · Engine · Dhav DHC8301

Difficulty date: September 14, 2004
Submitted: January 5, 2005
Operation: General aviation
Make and model: Dhav DHC8301
Engine: Pwa PW123
Engine time: 5,253 hours, 6,139 cycles
Propeller: Hamstd 14SF23
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Engine
Condition: Failed
Location: Nr 2
Stage of operation: CR
How discovered: O
Nature of condition: Y, J
Precautionary procedure: A

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

What was found

(CAN) AIRCRAFT EXPERIENCED AN UNCOMMANDED IN-FLIGHT SHUTDOWN OF THE NR 2 ENGINE, UNEVENTFUL SINGLE ENGINE LANDING WAS PERFORMED. MECHANICS FOUND PLENTY OF CHIPS IN THE OIL COOLER AND AT THE POWER TURBINE. POWER TURBINE AND LPC 1 IS JAMMED WHILE THE PROPELLER CAN STILL BEING TURNED (WITH A SQUEAKING NOISE) SEEMS THE POWER TURBINE SHAFT IS FRACTURED, MAYBE DUE TO A BLOWN BEARING. THE OVERHAULED ENGINE WAS INSTALLED ON 11.OCT 2001.