Service difficulty report · Flap · Boeing 747228F

Difficulty date
July 2, 2006
Submitted
July 14, 2006
Operation
Air carrier
Aircraft
N809MC
Make and model
Boeing 747228F
Aircraft serial
20887
Aircraft time
101,834 hours, 23,218 cycles
Part
Flap
Condition
Activated
Location
Wing
Stage of operation
CL
How discovered
O
Nature of condition
F
Precautionary procedure
O

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

What was found

AFTER CLIMB-OUT AND FLAP RETRACTION FROM 5*-1*, FLAPS STAYED IN FLAPS 5* POSITION, ACCOMPLISHED ALT FLAP OPERATION SECT III FLAPS MOVED TO APPROX 3*, THEN STOPPED NO OTHER MOVEMENT WAS POSSIBLE INITIAL CK FOR OPEN C/B'S AND FURTHER INVESTIGATED PROBLEM. NO SPLIT OR ASYMMETRIC COND EXISTED. ATTEMPTED SPLIT FLAP CHECKLIST IN ATTEMPT TO MOVED FLAPS, FLAPS THEN MOVED TO ON POSITION TO FLAPS 30*. REMOVED PLUG FROM M14 ASYMMETRY DETECTOR FLAP POSITION, INDICATION SYSTEM NORMAL IAW DDPG 27-27 OPERATED FLAPS IN NORMAL AND ALTERNATE, ALL INDICATIONS NORMAL. NORMAL AND ALT T/E FLAPS AND PNEUMATIC AND ELECTRIC L/E FLAPS OPS CHECK OK WITH NORMAL INDICATIONS TRF TO DMI LOG PAGE 88020 IAW DDPG 27-27. DMI M06-084.