SDR ASMF201510009

Service difficulty report · Sensor · Boeing 737800*

Difficulty date: August 23, 2015
Submitted: October 20, 2015
Operation: Air carrier
Aircraft: N950AM
Make and model: Boeing 737800*
Aircraft serial: 35115
Aircraft time: 34,001 hours, 13,079 cycles
System (JASC): 2751 · Trailing Flap Position Indicating System
Part: Sensor
Part number: 90004212
Part serial: 17099
Condition: Failed
Location: Te Flap
Part time: 34,001 hours, 10,379 cycles
Stage of operation: AP
How discovered: O
Nature of condition: F
Precautionary procedure: K

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

What was found

DURING APPROACH, FLAPS DID NOT EXTEND. ACFT WAS SENT TO THE HANGAR & MX PERFORMED BITE TO FSEU IAW FIM 27-51 TASK 801 PROCEDURE, SHOWING FAILURE CODE 27-53252 FLAP 3 SKEW, SO THE SENSOR T527 OF FLAP 3 WAS REPLACED IAW FIM 27-59 TASK 803 PROCEDURE, TESTED CORRECT.

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