Service difficulty report · O-Ring · Pilats PC1245

Difficulty date
March 3, 2023
Submitted
March 3, 2023
Operation
Air carrier
Make and model
Pilats PC1245
Aircraft serial
567
Aircraft time
11,815 hours, 12,090 cycles
Engine
Pwc PT6A67B
Engine time
3,199 hours, 3,305 cycles
Propeller
Hartzl HCE4A3D
Part
O-Ring
Part number
AS3209009
Condition
Broken
Location
Zone 400
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
O

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

What was found

DURING A FUEL NOZZLE AND FLOW DIVIDER CHANGE IT WAS NOTED THAT A O-RING WAS FOUND TO BE BROKEN. THIS O-RING WAS FOUND BROKEN PRIOR TO INSTALLATION ON THE FLOW DIVIDER POSITION. THE O-RING WAS SUPPLIED WITH A FUEL NOZZLE KIT FROM HERITAGE TURBINES, INC. P/N AS-3209-009 LOT # B439-2022-06-17 CURE DATE 2Q22. THE SUPPLIER WAS CONTACTED AND THEY ACKNOWLEDGED THAT NO OTHER FAILURES HAVE BEEN REPORTED. THIS WAS THE SECOND FAILURE FOUND BY OUR ORGANIZATION, SEE SDR Q5QA20230222002 DATED 2/27/2023.