SDR AALA2019022529022

Service difficulty report · Sensor · Emb ERJ190100IGW

Difficulty date: February 21, 2019
Submitted: February 25, 2019
Operation: Air carrier
Aircraft: N954UW
Make and model: Emb ERJ190100IGW
Aircraft serial: 19000139
Aircraft time: 24,516 hours, 20,280 cycles
System (JASC): 2780 · Leading Edge Slat Control System
Part: Sensor
Part number: 1716280A
Part serial: L5799
Condition: Malfunctioned
Location: Lt Wing
Part time: 6,486 hours, 5,188 cycles
Stage of operation: TO
How discovered: V
Nature of condition: J
Precautionary procedure: A

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

What was found

AFTER TAKEOFF, SLAT FAIL EICAS MESSAGE WAS INDICATED FOLLOWED BY SHAKER ANTICIPATED AND AOA LIMIT FAIL. REPLACED LT SLAT 2/3 SKEW SENSOR DUE TO LOW INSULATION RESISTANCE, LESS THAN .01 MILLIOHMS TO GND, IAW AMM 27-83-01-401. THE AIRCRAFT WAS GROUNDED.

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