Service difficulty report · Seal

Difficulty date
February 18, 2009
Submitted
June 16, 2009
Operation
General aviation
Propeller
Hartzl HCE4A3A
Part
Seal
Part number
C63371
Condition
Split
Location
Prop Blade
Part time
1,424 hours
Stage of operation
NR
How discovered
9
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

(CAN) PROPELLER WAS LEAKING GREASE FROM ALL 4 BLADES. UPON DISASSEMBLY IT WAS FOUND THAT THE TEFLON WAS WORN OUT ON ALL 4 BLADES AND THAT ALL 4 BLADE SEALS WERE SPLIT IN THE MIDDLE ALLOWING GREASE TO BYPASS.