Service difficulty report · Control Rod · Vikair DHC6400

Difficulty date
May 9, 2019
Submitted
August 17, 2020
Operation
General aviation
Make and model
Vikair DHC6400
Part
Control Rod
Part number
C6FS50183
Condition
Damaged
Location
Pax Door
Part time
1,257 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) ON THE 9TH OF MAY DURING PRE-FLIGHT CHECKS ON DQ-FLA (MSN: 968) THE CONTROL ROD ASSY (PN: C6FS5018 3) ON THE DOOR AIRSTAIR CABIN WAS FOUND DAMAGED. UPON FURTHER INVESTIGATION, IT WAS FOUND THAT THE CONTROL ROD ASSEMBLY FAILED DUE TO EXCESSIVE CORROSION WHICH LEAD TO THE SHEAR OF THE EYE END ON THE ROD ASSEMBLY. THIS IS THE 2ND REPORT OF SIMILAR DEFECT OF THE AIRSTAIR CONTROL RODS INSTALLED ON OUR FLEET. (TC# 20190522024)