SDR REXA2016071301293

Service difficulty report · Bpsu · Cndair CL6002B19

Difficulty date: July 13, 2016
Submitted: July 18, 2016
Operation: Air carrier
Aircraft: N8974C
Make and model: Cndair CL6002B19
Aircraft serial: 7974
Aircraft time: 19,233 hours, 18,570 cycles
System (JASC): 2750 · Trailing Edge Flap Control System
Part: Bpsu
Condition: Failed
Location: Te Flaps
Stage of operation: NR
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

FLAPS FAIL CAUTION IN FLIGHT, FL 260. OCCURED WHILE FLAPS STOPPPED EICAS PFLAP POSITION INDICATES 0, FLAPS AT O. AIRSPEED 300KNTS/. 74 MACH 45 MINS INTO FLIGHT OAT SAT -22/TAT 5. FOUND RT BPSU SHORTED INTERNALLY. REMOVED AND REPLACED IAW AMM 27-51-10. ALL RIGGING AND OPERATIONAL CHECKS GOOD. DURING RIGGING FECU FAIL. REMOVED AND REPLACED FECU IAW AMM 27-51-05. ALL RIGGING, OPERATIONAL AND FUNCTIONAL CHECKKS GOOD.