Service difficulty report · Sun Gear · Dhav DHC6300

Difficulty date
October 11, 2011
Submitted
January 23, 2013
Operation
Air carrier
Make and model
Dhav DHC6300
Aircraft time
34,597 hours
Engine
Pwa PT6A27
Part
Sun Gear
Condition
Fractured
Location
Rgb
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
E, A

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

What was found

(CAN) DURING CRUISE AT FL110, THE CREW OBSERVED THE RT ENGINE CHIP DETECTOR LIGHT ILLUMINATED. APPROX 3 MIN LATER, THE OIL PRESSURE DROPPED TO ZERO. THE ENGINE WAS SECURED AND THE FLIGHT DIVERTED, WHERE SINGLE ENGINE LANDING WAS PERFORMED WITHOUT INCIDENT. ENGINE INVESTIGATION FOUND FRACTURED TEETH ON A FAA/PMA RGB SUN GEAR INSTALLED 515 HRS PRIOR.