Service difficulty report · Duct

Difficulty date
July 6, 1999
Submitted
March 26, 2000
Operation
General aviation
Engine
Pwa PT6A21
Part
Duct
Part number
311178001
Condition
Cracked
Location
Exhaust
Part time
7,842 hours
Stage of operation
IN
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) EXHAUST DUCT WAS NOTED TO HAVE A NUMBER OF CRACK INDICATIONS IN AND AROUND THE SEAM WELD AREA THAT ATTACHES THE POST P&W SB1430 INNER CONNECTION TO THE OUTER SKIN OF THE EXHAUST DUCT. CRACK INDICATIONS ARE LOCATED AROUND ENTIRE CIRCUMFERENCE.