Service difficulty report · Muffler · Lear 45LEAR

Difficulty date
April 27, 2010
Submitted
April 27, 2010
Operation
General aviation
Aircraft
N863CA
Make and model
Lear 45LEAR
Aircraft serial
160
Aircraft time
3,578 hours, 3,258 cycles
Engine
Garrtt TFE731*
Part
Muffler
Part number
12945096001
Condition
Cracked
Location
Cockpit Air
Part time
3,578 hours, 3,258 cycles
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

WELDED MUFFLER SEAM CRACKED AT THE TOP INBOARD EDGE OF THE BOX. CRACKED TOOK PLACE OVER NORMAL OPERATING CONDITIONS.