SDR A6WA200740041

Service difficulty report · Sensor · Cndair CL6002B19

Difficulty date: January 31, 2007
Submitted: February 23, 2007
Operation: Air carrier
Aircraft: N428AW
Make and model: Cndair CL6002B19
Aircraft serial: 7695
System (JASC): 2751 · Trailing Flap Position Indicating System
Part: Sensor
Condition: Malfunctioned
Location: Te Flaps
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

FLAP FAIL CAUTION MESSAGE INFLIGHT, FAILED AT ZERO. PERFORMED EXTERNAL VISUAL INSPECTION OF EACH OUTBOARD FLAP, NO EVIDENCE OF TWISTING, SQUEEZING OR ABNORMAL DEFORMATIONS, RESET. UPON INSPECTION OF THE FECU FOUND LEFT BPSU SENSOR FAULT ERROR CODES. REMOVED AND REPLACED LT BPSU. BRAKE AND POS SENSOR UNIT P/N 855D10011, S/N 1878. (M)