Service difficulty report · Clamp

Difficulty date
July 23, 2003
Submitted
September 4, 2003
Operation
General aviation
Propeller
Hartzl PHCA3VF2
Part
Clamp
Part number
C83811
Condition
Corroded
Location
Propeller
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

(CAN) PROP WAS SENT IN TO US FOR AD 2003-13-17. PROP INSPECTION WAS NOT REQUIRED BY S/N, BUT IN THE AD THEY RECOMMENDED THAT ANY PROP THAT HAD BEEN OVERHAULED BY T&W BE INSPECTED IAW PARAGRAPH H. UPON DISASSEMBLY & VISUAL INSPECTION OF PARTS, FOUND TWO OF C838-11 CLAMPS WERE CORRODED BEYOND REPAIR & NEEDED PLATING. ALL THREE OF A971 BEARINGS CORRODED & DENTED BEYOND REPAIR. B854 CYLINDER ALSO FOUND TO BE CORRODED ON INTERNAL SURFACE & NEEDS REPLACEMENT.