SDR 04111415

Service difficulty report · Bleed Valve · Dorner DO328300

Difficulty date
April 20, 2004
Submitted
April 22, 2004
Operation
Air carrier
Aircraft
N415FJ
Make and model
Dorner DO328300
Aircraft serial
3170
Aircraft time
7,572 hours, 7,705 cycles
Engine
Pwa PW306B
Engine time
6,793 hours, 6,942 cycles
Part
Bleed Valve
Part number
31B1575601
Condition
Inoperative
Location
Compressor
Stage of operation
CL
How discovered
C
Nature of condition
X, J
Precautionary procedure
A

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

What was found

DURING CLIMB OF FLIGHT 6138 CREW REPORTED A LOUD BANG FROM THE RIGHT HAND ENGINE WITH N1 AND N2 INDICATIONS SLOWLY DECREASING. THE ENGINE WAS SHUTDOWN AND EMERGENCY DECLARED. THE FLIGHT LANDED UNEVENTFULLY AND PAASENGERS DEPLANED NORMALLY. THE PRELIMNARY CAUSE IS SUSPECTED TO BE A COMPRESSOR STALL CAUSED BY AN ENGINE BLEED OVER VALVE FAILURE. AIRCRAFT IS CURRENTLY UNDER MAINTENANCE REPAIR TO DETERMINE EXACT CAUSE OF ENGINE FAILURE A SUPPLEMENTAL REPORT WILL BE SUBMITTED