SDR CA101206010

Service difficulty report · Seal · Dhav DHC7100

Difficulty date: November 28, 2010
Submitted: March 15, 2011
Operation: Air carrier
Make and model: Dhav DHC7100
Engine: Pwc PW610FA
System (JASC): 7260 · Turbine Engine Accessory Drive
Part: Seal
Condition: Leaking
Location: Accessory Drive
Stage of operation: DE
How discovered: O
Nature of condition: K, 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) LOW OIL PRESSURE/IFSD DURING DESCENT PASSING THROUGH FL70, THE LOW OIL PRESSURE WARNING CAME ON. THE PILOT ELECTED TO SHUT THE ENGINE DOWN BEFORE MAKING AN UNEVENTFUL LANDING AT DESTINATION. GROUND INSPECTION FOUND OIL LEAKING FROM THE ENGINE COWLING AS A RESULT OF A DAMAGED ACCESSORY DRIVE LIP SEAL. THE SEAL WAS REPLACED AND THE A/C RETURNED TO SERVICE.