Service difficulty report · Flap · Bombdr DHC8402

Difficulty date
July 28, 2009
Submitted
August 3, 2009
Operation
Air carrier
Aircraft
N426QX
Make and model
Bombdr DHC8402
Aircraft serial
4154
Aircraft time
5,867 hours, 6,314 cycles
Part
Flap
Condition
Malfunctioned
Location
Wing
Stage of operation
AP
How discovered
O
Nature of condition
F, J
Precautionary procedure
O

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

What was found

GEG - FLAP POWER CAUTION DURING APPROACH BEFORE ATTEMPTING TO MOVE FLAPS. ATTEMPTED TO SET FLAPS PER EMERGENCY CHECKLIST, BUT FLAPS DID NOT COME OUT OF ZERO DEGREES. ACCOMPLISHED ZERO FLAP LANDING UNEVENTFULLY. PERFORMED FIM TASK 27-50-00-810-802. FOUND "ECU CONTINUOUS BIT" PAGE 1, PAGE 2 "ECU CONTINUOUS BIT" AND "HYDRAULIC PRESSURE LOSS" AND PAGE 3LT POSIT TRANSDUCER -37, RT POSIT TRANSDUCER 2 AND FLAP LEVER TRANSDUCER 8. CLEARED FAULTS IN NVM PER FIM TASK, PERFORMED OPS TEST OF FLAP SYSTEM IAW AMM 27-50-00 TWICE. NO CAUTIONS, NO FAULTS, NO ERRORS NOTED. RETURNED TO SERVICE. NO PARTS REPLACED.