Service difficulty report · Transmitter · Boeing 747422

Difficulty date
August 30, 2013
Submitted
September 3, 2013
Operation
Air carrier
Aircraft
N182UA
Make and model
Boeing 747422
Aircraft serial
25279
Aircraft time
92,061 hours, 11,051 cycles
Engine
Pwa PW4056
Part
Transmitter
Part number
900040817
Condition
Failed
Location
Te Flap
Stage of operation
IN
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

LT IB FLAP ROTARY VOLTAGE DIFFERENTIAL TRANSDUCER CHANGE. REPEAT FAULT FOR LT INBD FLAP ROTARY VOLTAGE DIFFERENTIAL TRANSDUCER FAIL MESSAGE 27640. NEED TO REPLACE THE ROTARY VOLTAGE DIFFERENTIAL TRANSDUCER M7888 PCN (480-0474) IAW MM. IF FAULT CONTINUES REF FIM 27-58 TASK 824. (847) 700-9980 29AUG13. DELTA PARTS USE, P/N 9000408 -21 TRANSMITTER. INSTALLED FOR LT SIDE. LOAN TO PUT SIDE AGENCY PAPER IN LOG BOOK. REPLACED ROTARY VOLTAGE DIFFERENTIAL TRANSDUCER FLAP POSITION TRANSMITTER IAW MM, OPERATION CHECKED OKAY. (SPARE PARTS NO GOOD. RPLD AGAIN WITH BORROWED PARTS)