Service difficulty report · Circuit Card · Beech 400A

Difficulty date
June 6, 2011
Submitted
June 8, 2011
Operation
General aviation
Aircraft
N139QS
Make and model
Beech 400A
Aircraft serial
RK483
Aircraft time
2,063 hours, 1,928 cycles
Part
Circuit Card
Part number
8221019313
Part serial
28B3T
Condition
Faulty
Location
Flt Computer
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

FLIGHT CREW REPORTED RECEIVING A RED "AP PITCH TRIM FAIL" INDICATION ON CLIMBOUT. VERIFIED FAULT IN NR 1 AUTOPILOT SYS FCC-4007 FLIGHT CONTROL COMPUTER CARD. REPLACED FCC-4007 CARD WITH AN O/H CARD, AUTOPILOT/ FLIGHT DIRECTOR, AND PITCH TRIM OPS CHECK NORMAL WITH NO FAULT INDICATIONS. RECOMMEND COMPONENT MFG INVESTIGATE FAILURE MODE DURING REPAIR.

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