Service difficulty report · Bpsu · Cndair CL6002B19

Difficulty date
October 21, 2007
Submitted
January 21, 2008
Operation
General aviation
Make and model
Cndair CL6002B19
Aircraft time
6,004 hours
Engine
Ge CF343B1
Part
Bpsu
Part number
855D10011
Condition
Inoperative
Location
Te Flaps
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

(CAN) THE AC SUFFERED FROM (2) SIMILAR FLAP PROBLEMS IN A SHORT PERIOD OF TIME. THE 1ST OCCURRENCE HAPPENED ON OCTOBER 20TH 2007. THE CREW REPORTED A FLAP FAIL CAUTION MESSAGE AFTER TAKEOFF WHEN FLAPS WERE SELECTED UP. THE AC TURNED BACK AND LANDED SAFELY. THE CREW COMPLETED A VISUAL INSP OF THE FLAPS, THE SYS WAS RESET AND SEVERAL CYCLES COMPLETED. UPON DESTINATION, THE FAULT CODES WERE DOWNLOADED AND THE SYS CHECKED SERVICEABLE BY MAINT. ON OCTOBER 21ST, CREW REPORTED A FLAP FAIL CAUTION MESSAGE AFTER TAKEOFF. THE EICAS SECONDARY DISPLAY FLIGHT CONTROLS PAGE WAS INDICATING LT FLAP POSITION AT 6 DEGREES AND RT AT 8 DEGREES. THE FLIGHT CREW ELECTED TO CONTINUE THE FLIGHT AND LANDED WITHOUT INCIDENT AT DESTINATION. THE FLAP ELECTRONIC CONTROL UNIT (FECU) P/N 601R93050-7 AND THE RT BRAKE AND POSITION SENSOR UNIT (BPSU) P/N 855D100-11 WERE REPLACED AND ADJUSTED. THE AC WAS RELEASED AND A SUCCESSFUL TEST FLIGHT WAS COMPLETED. (TC NR 20071024001)