Service difficulty report · Elbow · Dorner DO328300

Difficulty date
July 25, 2014
Submitted
March 12, 2015
Operation
General aviation
Make and model
Dorner DO328300
Aircraft time
9,166 hours
Engine
Pwa PW306B
Part
Elbow
Part number
MS21908D5
Condition
Cracked
Location
Pitot Static
Part time
10,738 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) STATIC SYSTEM NR 1 FOUND LEAKING DURING PITOT STATIC TEST. UPON FURTHER INVESTIGATION, THE TECH FOUND THAT THE LEAK WAS COMING FROM AN ELBOW FITTING LOCATED IN THE LT FWD AVIONIC BAY AT THE COCKPIT FLOOR LEVEL. AFTER THE FITTING WAS REMOVED AND INSPECTED A CRACK WAS DISCOVERED ON THE THREADED END OF THE ELBOW FITTING.