SDR CA111222004

Service difficulty report · Oil System · Frchld SA227DC

Difficulty date: December 20, 2011
Submitted: September 14, 2015
Operation: General aviation
Make and model: Frchld SA227DC
Aircraft time: 8,777 hours
Engine: Garrtt TPE33112UHR
System (JASC): 7931 · Engine Oil Pressure
Part: Oil System
Condition: Low Pressure
Location: Engine
Stage of operation: NR
How discovered: O
Nature of condition: K, 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) THE REPORTED DEFECT WAS LOSS OF OIL PRESSURE ON BOTH THE OIL PRESSURE GAUGE AND THE WARNING INDICATOR. TROUBLESHOOTING HAS FOUND THAT THE REAR SEAL OF THE ENGINE IS FAULTY CAUSING THE ENGINE TO LOOSE ITS OIL SUPPLY THEREFORE LOSS OF OIL PRESSURE. THE ENGINE HAS A TOTAL OF 15,305.2 HRS AND 18,182 CYCLES SINCE NEW. THE ENGINE WAS INSTALLED ONTO THE ACFT AFTER O/H AND NOW HAS 2464.3 HRS AND 2591 CYCLES SINCE O/H. THIS IS THE FIRST INSTANCE THAT WE HAVE ENCOUNTERED THIS TYPE OF FAULT.