SDR R61A2019042400412

Service difficulty report · Downlock Sensor · Emb ERJ170100SE

Difficulty date: April 20, 2019
Submitted: April 24, 2019
Operation: Air carrier
Aircraft: N855RW
Make and model: Emb ERJ170100SE
Aircraft serial: 17000077
Aircraft time: 39,389 hours, 23,399 cycles
System (JASC): 3260 · Landing Gear Position and Warning
Part: Downlock Sensor
Condition: Malfunctioned
Location: Left
Stage of operation: AP
How discovered: 9
Nature of condition: O
Precautionary procedure: O

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

What was found

WHEN EXTENDING GEAR, LEFT GEAR DID NOT INDICATE EXTENDED. EICAS MSG LG LEVER DISAGREE DISPLAYED. RAN QRH, GEAR EXTENDED NORMALLY, BRAKE LH FAULT MESSAGE DISPLAYED AND DID NOT EXTINGUISH. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. R&R AFT LH DOWNLOCK SENSOR REF AMM 32-61-07. ADJUSTED ALL MLG DOWNLOCK SENSORS REF AMM 32-61-07. PERFORMED GEAR SWINGS REF AMM 32-33-00. OPS CHECKED GOOD.

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