Service difficulty report · Clamp · Piper PA46350P

Difficulty date
December 29, 2010
Submitted
December 29, 2010
Operation
General aviation
Aircraft
N427AB
Make and model
Piper PA46350P
Aircraft serial
4636324
Aircraft time
1,190 hours
Engine
Lyc TIO540AE2A
Engine time
1,190 hours
Part
Clamp
Part number
LW120936
Condition
Cracked
Location
Turbocharger
Part time
1,190 hours
Stage of operation
IN
How discovered
V
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

UPON VISUAL INSPECTION OF THE EXHAUST SYS, DURING THE ANNUAL INSP, IT WAS FOUND THE THE UPPER V-BAND CLAMP LOCATED ON THE TURBOCHARGER WASTEGATE HAD CRACKED AND WAS SEPARATING. UPON REMOVAL OF THE CLAMP IT WAS FOUND THAT THE GASKET (PN 75845) HAD BLOWN OUT AND WAS BLOWING HOT EXHAUST ONTO THE REAR PORTION OF THE V-BAND CLAMP CAUSING IT TO CRACK AND SEPARATE.

More about the Piper PA 46-350P