Service difficulty report · Transmitter · Boeing 737*

Difficulty date
March 24, 2013
Submitted
September 14, 2015
Operation
General aviation
Make and model
Boeing 737*
Aircraft time
8,580 hours
Engine
Ge CFM567B24
Part
Transmitter
Part number
18173812
Condition
Failed
Location
Lt Wing Te Flaps
Part time
9,419 hours
Stage of operation
AP
How discovered
O
Nature of condition
J
Precautionary procedure
L

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

What was found

(CAN) DURING APPROACH THE FLIGHT CREW REPORTED A T/E FLAP DISAGREE WITH THE FLAP INDICATOR READING BETWEEN 0-1 UNITS AND THE FLAP HANDLE AT 5 UNITS. A GO-AROUND WAS ACCOMPLISHED AND THE APPROPRIATE NON NORMAL CHECKLIST WAS CARRIED OUT ENABLING THE CREW TO LOWER THE FLAPS TO 15 UNITS USING STANDBY. AN UNEVENTFUL LANDING WAS MADE. MAINTENANCE CARRIED OUT THE FOLLOW ACTIONS BEFORE THE ACFT COULD BE RETURNED TO SERVICE, FSEU BITE TEST C/O IAW FIM 27-51, TASK 801. NO FAULTS FOUND. FSEU FAULT HISTORY SHOWS MSG: T/E FLAP SENSOR L 27-52259, FLIGHT LEG 0. LT FLAP POSITION TRANSMITTER REPLACED AND TESTED SERVICEABLE IAW AMM 27-58-01. SDR TO BE UPDATED WHEN TEARDOWN INFORMATION FROM THE FAILED FLAP POSITION TRANSMITTER BECOMES AVAILABLE.