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SDR CALA2014101501346

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Service difficulty report · Transmitter · Boeing 737724

FAA SDR system

Difficulty date
October 14, 2014
Submitted
October 15, 2014
Operation
Air carrier
Aircraft
N27734
Make and model
Boeing 737724
Aircraft serial
28949
Aircraft time
50,840 hours, 16,213 cycles
System (JASC)
2751 · Trailing Flap Position Indicating System
Part
Transmitter
Part number
18173812
Condition
Faulty
Location
Te Flap
Stage of operation
CL
How discovered
O
Nature of condition
F, J
Precautionary procedure
D

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

What was found

FMS INDICATION FLAPS 197 FLAPS WITH FLAP UP & INDICATION UP. ON DFCS BITE ANALOG DATA CHANNEL A FLAP VLV SHOWING INTERMITTENT FAULT, SHOWS CHANNEL A FAIL OR CROSS CHANNEL FAIL. R & R LT FLAP POSITION TRANSMITTER IAW AMM27-58-01, OPERATIONS CHECKED GOOD. PERFORMED LAND VERIFY TEST IAW AMM 22-11-00, TEST PASSED. ACFT REMAINS FULL CAT CAPABLE. ROTABLE PARTS CHANGE WAS INDICATED TT 1481871 SN OFF 02262 TRANSMITTER, FL OFF 29-2759-9-0001 2262 ON 29-2759-9-0001 8926.