Service difficulty report · Transmitter · Boeing 737824

Difficulty date
December 18, 2009
Submitted
December 21, 2009
Operation
Air carrier
Aircraft
N27239
Make and model
Boeing 737824
Aircraft serial
28951
Aircraft time
33,478 hours, 11,929 cycles
Part
Transmitter
Part number
18173812
Part serial
3448
Condition
Failed
Location
Te Flap
Part time
36,948 hours, 12,541 cycles
Stage of operation
AP
How discovered
O
Nature of condition
N
Precautionary procedure
K

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

What was found

UPON MOVING FLAP HANDLE FROM UP POSITION FLAP INDICATOR SHOWED SPLIT (ONE NEEDLE UP, OTHER DOWN) AND YAW DAMP KICKED OFF, FOLLOWED QRH BUT WERE ONLY ABLE TO GET LED, NO TRAILING EDGE FLAPS. APPROACH AND LANDING UNREMARKABLE. SPEED 167K, MAX BRAKE GW 135K. FOUND RT FLAP TRANSMITTER CONNECTOR AND RECEPTACLE CORRODED. REPLACED FLAP TRANSMITTER PER 27-58-01-400 AND TESTED PER MM 27-51-00-730. REF N/R 4318074 FOR RECEPTACLE REPLACEMENT. OPERATIONAL CHECK SATISFACTORY. ROTABLE PARTS CHANGE WAS INDICATED - TT 1384749, S/N OFF 03448 TRANSMITTER, FL OFF 29-2759-9-0001 3448, ON 29-2759-9-0001 3031.