Service difficulty report · Indicator · Boeing 7374B7

Difficulty date
December 10, 2012
Submitted
December 11, 2012
Operation
Air carrier
Aircraft
N444US
Make and model
Boeing 7374B7
Aircraft serial
24862
Aircraft time
59,269 hours, 40,473 cycles
Part
Indicator
Part number
2061141
Part serial
346
Condition
Faulty
Location
Cockpit
Part time
49,364 hours, 33,489 cycles
Stage of operation
NR
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

CREW REPORTED THE TRAILING EDGE FLAPS SPLIT - ONE NEEDLE AT 25 AND THE OTHER AT 30. MAINTENANCE NOTED THE FLAP INDICATOR VERY WARM AND MAKES NOISE (COMPARED TO OTHER AIRCRAFT). LEFT NEEDLE ALSO LAGS AT TIMES. REMOVED AND REPLACED T/E FLAP POSITION INDICATOR PER AMM 27-58-41-4-4-004. ACCOMPLISHED OHM AND MEG CHECK OF WIRES TO LEFT AND RIGHT FLAP POSITION SYNCHROS FROM D4874P TO LEFT SYNCHRO AND D4876 TO RIGHT SYNCHRO (REF WDM 27-52-01, PAGE 4). NO DEFECTS NOTED. AIRCRAFT OK FOR SERVICE.

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