Service difficulty report · Control Unit · Bombdr DHC8402

Difficulty date
April 7, 2005
Submitted
June 9, 2005
Operation
Air carrier
Aircraft
N403QX
Make and model
Bombdr DHC8402
Aircraft serial
4037
Aircraft time
9,624 hours, 10,466 cycles
Part
Control Unit
Part number
C1486742003
Part serial
1120
Condition
Malfunctioned
Location
Flap Control Sys
Part time
11,118 hours, 6,953 cycles
Stage of operation
AP
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

UPON SELECTION OF FLAPS FROM 0 TO 5 DEGREES, FLAP POWER CAUTION LIGHT ILLUMINATED. FLAP CONTROL CIRCUIT BREAKER RESET VIA EMERGENCY PROCEDURE. FLAPS OPERATED NORMALLY FOR LANDING. MX REPLACED FLAP CONTROL UNIT AS A PRECAUTIONARY MEASURE IAW AMM 27-51-01, PAGE 401-409. FUNCTIONAL TEST GOOD. ACFT RETURNED TO SERVICE.