SDR QXEA200500968

Service difficulty report · Control Unit · Bombdr DHC8402

Difficulty date: May 9, 2005
Submitted: June 7, 2005
Operation: Air carrier
Aircraft: N414QX
Make and model: Bombdr DHC8402
Aircraft serial: 4061
Aircraft time: 8,495 hours, 8,967 cycles
System (JASC): 2740 · Stabilizer Control System
Part: Control Unit
Condition: Malfunctioned
Location: Stab Control
Stage of operation: CL
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

AT 230 KIAS AT 8000 MSL, (AUTOPILOT WAS NOT ENGAGED) PITCH TRIM AND AUTO TRIM FAIL CAUTION ADVISORY MESSAGE AND LIGHTS ILLUMINATED SIMULTANEOUSLY. ACCOMPLIESHED EMERGENCY CHECKLIST AND RETURNED TO LAX. FCECU FAILURE 63, 67, E3, E7, CLEARED IAW 400 FIM TASK 27-00-00-810-805, 27-32-06-810-808 AND 27-32-06-810-803. OPS CHECK OF PITCH TRIM GOOD. NO MESSAGES, CAUTION LIGHTS OR FAULT CODES SHOWN. NO PARTS REPLACED. ACFT RETURNED TO SERVICE.